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Ball Splines

18 products ball-splines ✕

[THK] — Ball Spline Nut DP (Key Groove Type)

THK DP type Ball Spline Nut, key groove mounting design. Outer diameter D = 22~68mm, nut length 22~67mm. Key groove dimensions b×t provided for positive torque transmission. Dynamic allowable torque contact pressure 9.8 N/mm². Rotational clearance ≤20' MAX. Compatible with SS series spline shafts (SS12~SS50). Do not install multiple spline nuts in one housing.

Brand: THK Category: Ball Splines 10 models

Product Code	Description	Brand	Spec
DP12	THK Ball Spline Nut DP12 (key groove), D=22mm, L=22mm, T=19.6N·m	THK	Outer Diameter (D): 22 mm (0/-0.052) \| Nut Length (L): 22 mm \| Key Width (b): 4 mm \| Key Depth (t): 2.0 mm \| Key Length (ℓ): 16 mm \| Mounting Type: Key groove \| Compatible Shaft: SS12 \| Dynamic Allowable Torque (T): 19.6 N·m \| Rotational Clearance: ≤20' MAX \| Note: Do not install multiple nuts in one housing
DP15	THK Ball Spline Nut DP15 (key groove), D=22mm, L=22mm, T=33.3N·m	THK	Outer Diameter (D): 22 mm (0/-0.052) \| Nut Length (L): 22 mm \| Key Width (b): 4 mm \| Key Depth (t): 2.0 mm \| Key Length (ℓ): 16 mm \| Mounting Type: Key groove \| Compatible Shaft: SS15 \| Dynamic Allowable Torque (T): 33.3 N·m \| Rotational Clearance: ≤20' MAX \| Note: Do not install multiple nuts in one housing
DP17	THK Ball Spline Nut DP17 (key groove), D=28mm, L=26mm, T=48.0N·m	THK	Outer Diameter (D): 28 mm (0/-0.052) \| Nut Length (L): 26 mm \| Key Width (b): 5 mm \| Key Depth (t): 2.5 mm \| Key Length (ℓ): 18 mm \| Mounting Type: Key groove \| Compatible Shaft: SS17 \| Dynamic Allowable Torque (T): 48.0 N·m \| Rotational Clearance: ≤20' MAX \| Note: Do not install multiple nuts in one housing
DP20	THK Ball Spline Nut DP20 (key groove), D=32mm, L=31mm, T=77.5N·m	THK	Outer Diameter (D): 32 mm (0/-0.062) \| Nut Length (L): 31 mm \| Key Width (b): 7 mm \| Key Depth (t): 2.5 mm \| Key Length (ℓ): 22 mm \| Mounting Type: Key groove \| Compatible Shaft: SS20 \| Dynamic Allowable Torque (T): 77.5 N·m \| Rotational Clearance: ≤20' MAX \| Note: Do not install multiple nuts in one housing
DP25	THK Ball Spline Nut DP25 (key groove), D=36mm, L=40mm, T=169.0N·m	THK	Outer Diameter (D): 36 mm (0/-0.062) \| Nut Length (L): 40 mm \| Key Width (b): 7 mm \| Key Depth (t): 2.5 mm \| Key Length (ℓ): 26 mm \| Mounting Type: Key groove \| Compatible Shaft: SS25 \| Dynamic Allowable Torque (T): 169.0 N·m \| Rotational Clearance: ≤20' MAX \| Note: Do not install multiple nuts in one housing
DP30	THK Ball Spline Nut DP30 (key groove), D=44mm, L=45mm, T=238.0N·m	THK	Outer Diameter (D): 44 mm (0/-0.062) \| Nut Length (L): 45 mm \| Key Width (b): 10 mm \| Key Depth (t): 4.0 mm \| Key Length (ℓ): 32 mm \| Mounting Type: Key groove \| Compatible Shaft: SS30 \| Dynamic Allowable Torque (T): 238.0 N·m \| Rotational Clearance: ≤20' MAX \| Note: Do not install multiple nuts in one housing
DP35	THK Ball Spline Nut DP35 (key groove), D=52mm, L=49mm, T=362.0N·m	THK	Outer Diameter (D): 52 mm (0/-0.074) \| Nut Length (L): 49 mm \| Key Width (b): 12 mm \| Key Depth (t): 4.5 mm \| Key Length (ℓ): 40 mm \| Mounting Type: Key groove \| Compatible Shaft: SS35 \| Dynamic Allowable Torque (T): 362.0 N·m \| Rotational Clearance: ≤20' MAX \| Note: Do not install multiple nuts in one housing
DP40	THK Ball Spline Nut DP40 (key groove), D=58mm, L=57mm, T=547.0N·m	THK	Outer Diameter (D): 58 mm (0/-0.074) \| Nut Length (L): 57 mm \| Key Width (b): 15 mm \| Key Depth (t): 5.0 mm \| Key Length (ℓ): 42 mm \| Mounting Type: Key groove \| Compatible Shaft: SS40 \| Dynamic Allowable Torque (T): 547.0 N·m \| Rotational Clearance: ≤20' MAX \| Note: Do not install multiple nuts in one housing
DP45	THK Ball Spline Nut DP45 (key groove), D=64mm, L=62mm, T=767.0N·m	THK	Outer Diameter (D): 64 mm (0/-0.074) \| Nut Length (L): 62 mm \| Key Width (b): 15 mm \| Key Depth (t): 5.0 mm \| Key Length (ℓ): 48 mm \| Mounting Type: Key groove \| Compatible Shaft: SS45 \| Dynamic Allowable Torque (T): 767.0 N·m \| Rotational Clearance: ≤20' MAX \| Note: Do not install multiple nuts in one housing
DP50	THK Ball Spline Nut DP50 (key groove), D=68mm, L=67mm, T=1020.0N·m	THK	Outer Diameter (D): 68 mm (0/-0.074) \| Nut Length (L): 67 mm \| Key Width (b): 15 mm \| Key Depth (t): 5.0 mm \| Key Length (ℓ): 52 mm \| Mounting Type: Key groove \| Compatible Shaft: SS50 \| Dynamic Allowable Torque (T): 1020.0 N·m \| Rotational Clearance: ≤20' MAX \| Note: Do not install multiple nuts in one housing

[THK] — Ball Spline Nut DPM

THK DPM type Ball Spline Nut. Outer diameter D = 22~68mm, nut length 20~80mm. Flange-mount design with 3-bolt PCD. Dynamic allowable torque contact pressure 9.8 N/mm². Rotational clearance ≤20' MAX. Do not install multiple spline nuts in one housing.

Brand: THK Category: Ball Splines 20 models

Product Code	Description	Brand	Spec
DPM1220	THK Ball Spline Nut DPM1220, D=22mm, L=20mm	THK	Outer Diameter (D): 22 mm (0/-0.052) \| Nut Length (L): 20 mm \| Flange Diameter (D1): 44 mm \| Bolt PCD: 31 mm \| Flange Height (H): 6 mm \| Bolt Hole Diameter (B): 5.4 mm \| Spline Hole Diameter (F): 7 mm \| Compatible Shaft: SS12 \| Rotational Clearance: ≤20' MAX \| Note: Do not install multiple nuts in one housing
DPM1230	THK Ball Spline Nut DPM1230, D=22mm, L=30mm	THK	Outer Diameter (D): 22 mm (0/-0.052) \| Nut Length (L): 30 mm \| Flange Diameter (D1): 44 mm \| Bolt PCD: 31 mm \| Flange Height (H): 6 mm \| Bolt Hole Diameter (B): 5.4 mm \| Spline Hole Diameter (F): 7 mm \| Compatible Shaft: SS12 \| Rotational Clearance: ≤20' MAX \| Note: Do not install multiple nuts in one housing
DPM1520	THK Ball Spline Nut DPM1520, D=22mm, L=20mm	THK	Outer Diameter (D): 22 mm (0/-0.052) \| Nut Length (L): 20 mm \| Flange Diameter (D1): 44 mm \| Bolt PCD: 31 mm \| Flange Height (H): 6 mm \| Bolt Hole Diameter (B): 5.4 mm \| Spline Hole Diameter (F): 7 mm \| Compatible Shaft: SS15 \| Rotational Clearance: ≤20' MAX \| Note: Do not install multiple nuts in one housing
DPM1530	THK Ball Spline Nut DPM1530, D=22mm, L=30mm	THK	Outer Diameter (D): 22 mm (0/-0.052) \| Nut Length (L): 30 mm \| Flange Diameter (D1): 44 mm \| Bolt PCD: 31 mm \| Flange Height (H): 6 mm \| Bolt Hole Diameter (B): 5.4 mm \| Spline Hole Diameter (F): 7 mm \| Compatible Shaft: SS15 \| Rotational Clearance: ≤20' MAX \| Note: Do not install multiple nuts in one housing
DPM1723	THK Ball Spline Nut DPM1723, D=28mm, L=23mm	THK	Outer Diameter (D): 28 mm (0/-0.052) \| Nut Length (L): 23 mm \| Flange Diameter (D1): 51 mm \| Bolt PCD: 38 mm \| Flange Height (H): 7 mm \| Bolt Hole Diameter (B): 6.6 mm \| Spline Hole Diameter (F): 8 mm \| Compatible Shaft: SS17 \| Rotational Clearance: ≤20' MAX \| Note: Do not install multiple nuts in one housing
DPM1735	THK Ball Spline Nut DPM1735, D=28mm, L=35mm	THK	Outer Diameter (D): 28 mm (0/-0.052) \| Nut Length (L): 35 mm \| Flange Diameter (D1): 51 mm \| Bolt PCD: 38 mm \| Flange Height (H): 7 mm \| Bolt Hole Diameter (B): 6.6 mm \| Spline Hole Diameter (F): 8 mm \| Compatible Shaft: SS17 \| Rotational Clearance: ≤20' MAX \| Note: Do not install multiple nuts in one housing
DPM2028	THK Ball Spline Nut DPM2028, D=32mm, L=28mm	THK	Outer Diameter (D): 32 mm (0/-0.062) \| Nut Length (L): 28 mm \| Flange Diameter (D1): 56 mm \| Bolt PCD: 42 mm \| Flange Height (H): 7 mm \| Bolt Hole Diameter (B): 6.6 mm \| Spline Hole Diameter (F): 10.5 mm \| Compatible Shaft: SS20 \| Rotational Clearance: ≤20' MAX \| Note: Do not install multiple nuts in one housing
DPM2040	THK Ball Spline Nut DPM2040, D=32mm, L=40mm	THK	Outer Diameter (D): 32 mm (0/-0.062) \| Nut Length (L): 40 mm \| Flange Diameter (D1): 56 mm \| Bolt PCD: 42 mm \| Flange Height (H): 7 mm \| Bolt Hole Diameter (B): 6.6 mm \| Spline Hole Diameter (F): 10.5 mm \| Compatible Shaft: SS20 \| Rotational Clearance: ≤20' MAX \| Note: Do not install multiple nuts in one housing
DPM2536	THK Ball Spline Nut DPM2536, D=36mm, L=36mm	THK	Outer Diameter (D): 36 mm (0/-0.062) \| Nut Length (L): 36 mm \| Flange Diameter (D1): 61 mm \| Bolt PCD: 47 mm \| Flange Height (H): 8 mm \| Bolt Hole Diameter (B): 6.6 mm \| Spline Hole Diameter (F): 14 mm \| Compatible Shaft: SS25 \| Rotational Clearance: ≤20' MAX \| Note: Do not install multiple nuts in one housing
DPM2550	THK Ball Spline Nut DPM2550, D=36mm, L=50mm	THK	Outer Diameter (D): 36 mm (0/-0.062) \| Nut Length (L): 50 mm \| Flange Diameter (D1): 61 mm \| Bolt PCD: 47 mm \| Flange Height (H): 8 mm \| Bolt Hole Diameter (B): 6.6 mm \| Spline Hole Diameter (F): 14 mm \| Compatible Shaft: SS25 \| Rotational Clearance: ≤20' MAX \| Note: Do not install multiple nuts in one housing
DPM3040	THK Ball Spline Nut DPM3040, D=44mm, L=40mm	THK	Outer Diameter (D): 44 mm (0/-0.062) \| Nut Length (L): 40 mm \| Flange Diameter (D1): 76 mm \| Bolt PCD: 58 mm \| Flange Height (H): 10 mm \| Bolt Hole Diameter (B): 9.0 mm \| Spline Hole Diameter (F): 15 mm \| Compatible Shaft: SS30 \| Rotational Clearance: ≤20' MAX \| Note: Do not install multiple nuts in one housing
DPM3056	THK Ball Spline Nut DPM3056, D=44mm, L=56mm	THK	Outer Diameter (D): 44 mm (0/-0.062) \| Nut Length (L): 56 mm \| Flange Diameter (D1): 76 mm \| Bolt PCD: 58 mm \| Flange Height (H): 10 mm \| Bolt Hole Diameter (B): 9.0 mm \| Spline Hole Diameter (F): 15 mm \| Compatible Shaft: SS30 \| Rotational Clearance: ≤20' MAX \| Note: Do not install multiple nuts in one housing
DPM3544	THK Ball Spline Nut DPM3544, D=52mm, L=44mm	THK	Outer Diameter (D): 52 mm (0/-0.074) \| Nut Length (L): 44 mm \| Flange Diameter (D1): 84 mm \| Bolt PCD: 66 mm \| Flange Height (H): 10 mm \| Bolt Hole Diameter (B): 9.0 mm \| Spline Hole Diameter (F): 17 mm \| Compatible Shaft: SS35 \| Rotational Clearance: ≤20' MAX \| Note: Do not install multiple nuts in one housing
DPM3560	THK Ball Spline Nut DPM3560, D=52mm, L=60mm	THK	Outer Diameter (D): 52 mm (0/-0.074) \| Nut Length (L): 60 mm \| Flange Diameter (D1): 84 mm \| Bolt PCD: 66 mm \| Flange Height (H): 10 mm \| Bolt Hole Diameter (B): 9.0 mm \| Spline Hole Diameter (F): 17 mm \| Compatible Shaft: SS35 \| Rotational Clearance: ≤20' MAX \| Note: Do not install multiple nuts in one housing
DPM4050	THK Ball Spline Nut DPM4050, D=58mm, L=50mm	THK	Outer Diameter (D): 58 mm (0/-0.074) \| Nut Length (L): 50 mm \| Flange Diameter (D1): 98 mm \| Bolt PCD: 76 mm \| Flange Height (H): 12 mm \| Bolt Hole Diameter (B): 11.0 mm \| Spline Hole Diameter (F): 19 mm \| Compatible Shaft: SS40 \| Rotational Clearance: ≤20' MAX \| Note: Do not install multiple nuts in one housing
DPM4068	THK Ball Spline Nut DPM4068, D=58mm, L=68mm	THK	Outer Diameter (D): 58 mm (0/-0.074) \| Nut Length (L): 68 mm \| Flange Diameter (D1): 98 mm \| Bolt PCD: 76 mm \| Flange Height (H): 12 mm \| Bolt Hole Diameter (B): 11.0 mm \| Spline Hole Diameter (F): 19 mm \| Compatible Shaft: SS40 \| Rotational Clearance: ≤20' MAX \| Note: Do not install multiple nuts in one housing
DPM4555	THK Ball Spline Nut DPM4555, D=64mm, L=55mm	THK	Outer Diameter (D): 64 mm (0/-0.074) \| Nut Length (L): 55 mm \| Flange Diameter (D1): 104 mm \| Bolt PCD: 80 mm \| Flange Height (H): 12 mm \| Bolt Hole Diameter (B): 11.0 mm \| Spline Hole Diameter (F): 21.5 mm \| Compatible Shaft: SS45 \| Rotational Clearance: ≤20' MAX \| Note: Do not install multiple nuts in one housing
DPM4575	THK Ball Spline Nut DPM4575, D=64mm, L=75mm	THK	Outer Diameter (D): 64 mm (0/-0.074) \| Nut Length (L): 75 mm \| Flange Diameter (D1): 104 mm \| Bolt PCD: 80 mm \| Flange Height (H): 12 mm \| Bolt Hole Diameter (B): 11.0 mm \| Spline Hole Diameter (F): 21.5 mm \| Compatible Shaft: SS45 \| Rotational Clearance: ≤20' MAX \| Note: Do not install multiple nuts in one housing
DPM5060	THK Ball Spline Nut DPM5060, D=68mm, L=60mm	THK	Outer Diameter (D): 68 mm (0/-0.074) \| Nut Length (L): 60 mm \| Flange Diameter (D1): 109 mm \| Bolt PCD: 85 mm \| Flange Height (H): 12 mm \| Bolt Hole Diameter (B): 11.0 mm \| Spline Hole Diameter (F): 24 mm \| Compatible Shaft: SS50 \| Rotational Clearance: ≤20' MAX \| Note: Do not install multiple nuts in one housing
DPM5080	THK Ball Spline Nut DPM5080, D=68mm, L=80mm	THK	Outer Diameter (D): 68 mm (0/-0.074) \| Nut Length (L): 80 mm \| Flange Diameter (D1): 109 mm \| Bolt PCD: 85 mm \| Flange Height (H): 12 mm \| Bolt Hole Diameter (B): 11.0 mm \| Spline Hole Diameter (F): 24 mm \| Compatible Shaft: SS50 \| Rotational Clearance: ≤20' MAX \| Note: Do not install multiple nuts in one housing

[THK] — Ball Spline Shaft SS

THK SS type Ball Spline Shaft. Pitch diameter D0 = 12~50mm. Standard lengths 1500~3200mm; custom lengths available on order. Dynamic allowable torque T = 17.6~910 N·m. Number of ball grooves Z = 16 (SS12~SS25) or 20 (SS30~SS50).

Brand: THK Category: Ball Splines 10 models

Product Code	Description	Brand	Spec
SS12	THK Ball Spline Shaft SS12, D0=12mm, T=17.6N·m, max 1500mm	THK	Pitch Diameter (D0): 12 mm \| Major Diameter (Dk): 12.8 mm \| Minor Diameter (Dr): 10.9 mm \| Number of Ball Grooves (Z): 16 \| Standard Length: 1500 mm \| Max Length: 1500 mm \| Dynamic Allowable Torque (T): 17.6 N·m \| Nut Mass: 80 g \| Shaft Mass: 0.9 kg/m \| Custom Length: available on order
SS15	THK Ball Spline Shaft SS15, D0=15mm, T=30.4N·m, max 2000mm	THK	Pitch Diameter (D0): 15 mm \| Major Diameter (Dk): 16.1 mm \| Minor Diameter (Dr): 13.5 mm \| Number of Ball Grooves (Z): 16 \| Standard Length: 1500 mm \| Max Length: 2000 mm \| Dynamic Allowable Torque (T): 30.4 N·m \| Nut Mass: 70 g \| Shaft Mass: 1.4 kg/m \| Custom Length: available on order
SS17	THK Ball Spline Shaft SS17, D0=17mm, T=43.1N·m, max 2000mm	THK	Pitch Diameter (D0): 17 mm \| Major Diameter (Dk): 18.2 mm \| Minor Diameter (Dr): 15.4 mm \| Number of Ball Grooves (Z): 16 \| Standard Length: 1500 mm \| Max Length: 2000 mm \| Dynamic Allowable Torque (T): 43.1 N·m \| Nut Mass: 120 g \| Shaft Mass: 1.7 kg/m \| Custom Length: available on order
SS20	THK Ball Spline Shaft SS20, D0=20mm, T=70.6N·m, max 3200mm	THK	Pitch Diameter (D0): 20 mm \| Major Diameter (Dk): 21.5 mm \| Minor Diameter (Dr): 18.3 mm \| Number of Ball Grooves (Z): 16 \| Standard Length: 1500 mm \| Max Length: 3200 mm \| Dynamic Allowable Torque (T): 70.6 N·m \| Nut Mass: 160 g \| Shaft Mass: 2.5 kg/m \| Custom Length: available on order
SS25	THK Ball Spline Shaft SS25, D0=25mm, T=152.0N·m, max 3200mm	THK	Pitch Diameter (D0): 25 mm \| Major Diameter (Dk): 26.9 mm \| Minor Diameter (Dr): 22.6 mm \| Number of Ball Grooves (Z): 16 \| Standard Length: 1500 mm \| Max Length: 3200 mm \| Dynamic Allowable Torque (T): 152.0 N·m \| Nut Mass: 220 g \| Shaft Mass: 3.8 kg/m \| Custom Length: available on order
SS30	THK Ball Spline Shaft SS30, D0=30mm, T=212.0N·m, max 3200mm	THK	Pitch Diameter (D0): 30 mm \| Major Diameter (Dk): 31.8 mm \| Minor Diameter (Dr): 28.2 mm \| Number of Ball Grooves (Z): 20 \| Standard Length: 1500 mm \| Max Length: 3200 mm \| Dynamic Allowable Torque (T): 212.0 N·m \| Nut Mass: 400 g \| Shaft Mass: 5.5 kg/m \| Custom Length: available on order
SS35	THK Ball Spline Shaft SS35, D0=35mm, T=325.0N·m, max 3200mm	THK	Pitch Diameter (D0): 35 mm \| Major Diameter (Dk): 37.1 mm \| Minor Diameter (Dr): 32.8 mm \| Number of Ball Grooves (Z): 20 \| Standard Length: 1500 mm \| Max Length: 3200 mm \| Dynamic Allowable Torque (T): 325.0 N·m \| Nut Mass: 560 g \| Shaft Mass: 7.5 kg/m \| Custom Length: available on order
SS40	THK Ball Spline Shaft SS40, D0=40mm, T=480.0N·m, max 3200mm	THK	Pitch Diameter (D0): 40 mm \| Major Diameter (Dk): 42.4 mm \| Minor Diameter (Dr): 37.5 mm \| Number of Ball Grooves (Z): 20 \| Standard Length: 1500 mm \| Max Length: 3200 mm \| Dynamic Allowable Torque (T): 480.0 N·m \| Nut Mass: 830 g \| Shaft Mass: 9.8 kg/m \| Custom Length: available on order
SS45	THK Ball Spline Shaft SS45, D0=45mm, T=680.0N·m, max 3200mm	THK	Pitch Diameter (D0): 45 mm \| Major Diameter (Dk): 47.7 mm \| Minor Diameter (Dr): 42.1 mm \| Number of Ball Grooves (Z): 20 \| Standard Length: 1500 mm \| Max Length: 3200 mm \| Dynamic Allowable Torque (T): 680.0 N·m \| Nut Mass: 980 g \| Shaft Mass: 12.4 kg/m \| Custom Length: available on order
SS50	THK Ball Spline Shaft SS50, D0=50mm, T=910.0N·m, max 3200mm	THK	Pitch Diameter (D0): 50 mm \| Major Diameter (Dk): 53.0 mm \| Minor Diameter (Dr): 46.8 mm \| Number of Ball Grooves (Z): 20 \| Standard Length: 1500 mm \| Max Length: 3200 mm \| Dynamic Allowable Torque (T): 910.0 N·m \| Nut Mass: 1080 g \| Shaft Mass: 15.4 kg/m \| Custom Length: available on order

[THK] — LBF Ball Spline Nut (Medium-Heavy Load, Flange Type)

THK LBF-type Ball Spline Nut, medium-heavy load flange type for bolt mounting to housing. Ideal where keyway machining could cause housing distortion or where housing width is limited. High-temperature option and felt seal available for LBF20–LBF100. Sizes: LBF15–LBF100.

Brand: THK Category: Ball Splines 10 models

Product Code	Description	Brand	Spec
LBF15	THK LBF15, D=23mm L=40mm flange D1=43mm, CT=30.4N·m	THK	Model: LBF15 \| Type: LBF Ball Spline Nut, Medium-Heavy Load Flange \| OD D: 23 mm \| Length L: 40 mm \| Flange OD D1: 43 mm \| Flange Height H: 7 mm \| F: 13.0 mm \| Dynamic Torque CT: 30.4 N·m \| Static Torque C0T: 74.5 N·m \| Dynamic Load C: 4.4 kN \| Static Load C0: 8.4 kN \| Nut Mass: 0.11 kg \| Shaft Mass: 1.0 kg/m \| Options: Standard only
LBF20	THK LBF20, D=30mm L=50mm flange D1=49mm, CT=74.5N·m	THK	Model: LBF20 \| Type: LBF Ball Spline Nut, Medium-Heavy Load Flange \| OD D: 30 mm \| Length L: 50 mm \| Flange OD D1: 49 mm \| Flange Height H: 7 mm \| F: 18.0 mm \| Dynamic Torque CT: 74.5 N·m \| Static Torque C0T: 160.0 N·m \| Dynamic Load C: 7.8 kN \| Static Load C0: 14.9 kN \| Nut Mass: 0.2 kg \| Shaft Mass: 1.8 kg/m \| Options: High-temp (metal retainer, ≤100°C); Felt seal option available
LBF25	THK LBF25, D=37mm L=60mm flange D1=60mm, CT=154.0N·m	THK	Model: LBF25 \| Type: LBF Ball Spline Nut, Medium-Heavy Load Flange \| OD D: 37 mm \| Length L: 60 mm \| Flange OD D1: 60 mm \| Flange Height H: 9 mm \| F: 21.0 mm \| Dynamic Torque CT: 154.0 N·m \| Static Torque C0T: 307.0 N·m \| Dynamic Load C: 13.0 kN \| Static Load C0: 23.5 kN \| Nut Mass: 0.36 kg \| Shaft Mass: 2.7 kg/m \| Options: High-temp (metal retainer, ≤100°C); Felt seal option available
LBF30	THK LBF30, D=45mm L=70mm flange D1=70mm, CT=273.0N·m	THK	Model: LBF30 \| Type: LBF Ball Spline Nut, Medium-Heavy Load Flange \| OD D: 45 mm \| Length L: 70 mm \| Flange OD D1: 70 mm \| Flange Height H: 10 mm \| F: 25.0 mm \| Dynamic Torque CT: 273.0 N·m \| Static Torque C0T: 538.0 N·m \| Dynamic Load C: 19.3 kN \| Static Load C0: 33.8 kN \| Nut Mass: 0.6 kg \| Shaft Mass: 3.8 kg/m \| Options: High-temp (metal retainer, ≤100°C); Felt seal option available
LBF40	THK LBF40, D=57mm L=90mm flange D1=90mm, CT=599.0N·m	THK	Model: LBF40 \| Type: LBF Ball Spline Nut, Medium-Heavy Load Flange \| OD D: 57 mm \| Length L: 90 mm \| Flange OD D1: 90 mm \| Flange Height H: 14 mm \| F: 31.0 mm \| Dynamic Torque CT: 599.0 N·m \| Static Torque C0T: 1140.0 N·m \| Dynamic Load C: 31.9 kN \| Static Load C0: 53.4 kN \| Nut Mass: 1.2 kg \| Shaft Mass: 6.8 kg/m \| Options: High-temp (metal retainer, ≤100°C); Felt seal option available
LBF50	THK LBF50, D=70mm L=100mm flange D1=108mm, CT=1100.0N·m	THK	Model: LBF50 \| Type: LBF Ball Spline Nut, Medium-Heavy Load Flange \| OD D: 70 mm \| Length L: 100 mm \| Flange OD D1: 108 mm \| Flange Height H: 16 mm \| F: 34.0 mm \| Dynamic Torque CT: 1100.0 N·m \| Static Torque C0T: 1940.0 N·m \| Dynamic Load C: 46.6 kN \| Static Load C0: 73.0 kN \| Nut Mass: 1.9 kg \| Shaft Mass: 10.6 kg/m \| Options: High-temp (metal retainer, ≤100°C); Felt seal option available
LBF60	THK LBF60, D=85mm L=127mm flange D1=124mm, CT=1870.0N·m	THK	Model: LBF60 \| Type: LBF Ball Spline Nut, Medium-Heavy Load Flange \| OD D: 85 mm \| Length L: 127 mm \| Flange OD D1: 124 mm \| Flange Height H: 18 mm \| F: 45.5 mm \| Dynamic Torque CT: 1870.0 N·m \| Static Torque C0T: 3830.0 N·m \| Dynamic Load C: 66.2 kN \| Static Load C0: 121.0 kN \| Nut Mass: 3.5 kg \| Shaft Mass: 15.6 kg/m \| Options: High-temp (metal retainer, ≤100°C)
LBF70	THK LBF70, D=95mm L=110mm flange D1=142mm, CT=2190.0N·m	THK	Model: LBF70 \| Type: LBF Ball Spline Nut, Medium-Heavy Load Flange \| OD D: 95 mm \| Length L: 110 mm \| Flange OD D1: 142 mm \| Flange Height H: 20 mm \| F: 35.0 mm \| Dynamic Torque CT: 2190.0 N·m \| Static Torque C0T: 3800.0 N·m \| Dynamic Load C: 66.4 kN \| Static Load C0: 102.0 kN \| Nut Mass: 3.6 kg \| Shaft Mass: 21.3 kg/m \| Options: High-temp (metal retainer, ≤100°C); Felt seal option available
LBF85	THK LBF85, D=115mm L=140mm flange D1=168mm, CT=3620.0N·m	THK	Model: LBF85 \| Type: LBF Ball Spline Nut, Medium-Heavy Load Flange \| OD D: 115 mm \| Length L: 140 mm \| Flange OD D1: 168 mm \| Flange Height H: 22 mm \| F: 48.0 mm \| Dynamic Torque CT: 3620.0 N·m \| Static Torque C0T: 6360.0 N·m \| Dynamic Load C: 90.5 kN \| Static Load C0: 141.0 kN \| Nut Mass: 6.2 kg \| Shaft Mass: 32.0 kg/m \| Options: High-temp (metal retainer, ≤100°C); Felt seal option available
LBF100	THK LBF100, D=135mm L=160mm flange D1=195mm, CT=5910.0N·m	THK	Model: LBF100 \| Type: LBF Ball Spline Nut, Medium-Heavy Load Flange \| OD D: 135 mm \| Length L: 160 mm \| Flange OD D1: 195 mm \| Flange Height H: 25 mm \| F: 55.0 mm \| Dynamic Torque CT: 5910.0 N·m \| Static Torque C0T: 12600.0 N·m \| Dynamic Load C: 126.0 kN \| Static Load C0: 237.0 kN \| Nut Mass: 11.0 kg \| Shaft Mass: 45.0 kg/m \| Options: High-temp (metal retainer, ≤100°C); Felt seal option available

[THK] — LBG Rotary Ball Spline with Gear (Gear-Integrated Unit)

THK LBG-type Rotary Ball Spline — gear machined on LBR-type flange outer diameter, with radial and thrust needle bearings integrated as a compact unit. Optimized for spline-nut-driven torque transmission mechanisms. Helical and worm gear variants available on request. Sizes: LBG20–LBG85.

Brand: THK Category: Ball Splines 7 models

Product Code	Description	Brand	Spec
LBG20	THK LBG20, D=30mm gear m=2.0 z=26, CT=90.2N·m	THK	Model: LBG20 \| Type: LBG Rotary Ball Spline, Gear-Integrated Unit \| Nut OD D: 30 mm \| Length L: 60 mm \| Gear OD D4: 47 mm \| Gear Width L1: 20 mm \| H: 12 mm \| E: 24 mm \| Gear Tip Circle D5: 56 mm \| Gear PCD: 52 mm \| Module m: 2.0 \| Teeth z: 26 \| Dynamic Torque CT: 90.2 N·m \| Static Torque C0T: 213.0 N·m \| Dynamic Load C: 9.4 kN \| Static Load C0: 20.1 kN \| Static Moment MA: 103.0 N·m \| Unit Mass: 0.61 kg \| Shaft Mass: 1.8 kg/m \| Options: Felt seal option available
LBG25	THK LBG25, D=40mm gear m=2.5 z=26, CT=176.0N·m	THK	Model: LBG25 \| Type: LBG Rotary Ball Spline, Gear-Integrated Unit \| Nut OD D: 40 mm \| Length L: 70 mm \| Gear OD D4: 60 mm \| Gear Width L1: 23 mm \| H: 14 mm \| E: 28 mm \| Gear Tip Circle D5: 70 mm \| Gear PCD: 65 mm \| Module m: 2.5 \| Teeth z: 26 \| Dynamic Torque CT: 176.0 N·m \| Static Torque C0T: 381.0 N·m \| Dynamic Load C: 14.9 kN \| Static Load C0: 28.7 kN \| Static Moment MA: 171.0 N·m \| Unit Mass: 1.4 kg \| Shaft Mass: 2.7 kg/m \| Options: Felt seal option available
LBG30	THK LBG30, D=45mm gear m=2.5 z=28, CT=312.0N·m	THK	Model: LBG30 \| Type: LBG Rotary Ball Spline, Gear-Integrated Unit \| Nut OD D: 45 mm \| Length L: 80 mm \| Gear OD D4: 65 mm \| Gear Width L1: 27 mm \| H: 16 mm \| E: 32 mm \| Gear Tip Circle D5: 75 mm \| Gear PCD: 70 mm \| Module m: 2.5 \| Teeth z: 28 \| Dynamic Torque CT: 312.0 N·m \| Static Torque C0T: 657.0 N·m \| Dynamic Load C: 22.5 kN \| Static Load C0: 41.4 kN \| Static Moment MA: 295.0 N·m \| Unit Mass: 2.1 kg \| Shaft Mass: 3.8 kg/m \| Options: Felt seal option available
LBG40	THK LBG40, D=60mm gear m=3.0 z=30, CT=696.0N·m	THK	Model: LBG40 \| Type: LBG Rotary Ball Spline, Gear-Integrated Unit \| Nut OD D: 60 mm \| Length L: 100 mm \| Gear OD D4: 85 mm \| Gear Width L1: 31 mm \| H: 18 mm \| E: 41 mm \| Gear Tip Circle D5: 96 mm \| Gear PCD: 90 mm \| Module m: 3.0 \| Teeth z: 30 \| Dynamic Torque CT: 696.0 N·m \| Static Torque C0T: 1420.0 N·m \| Dynamic Load C: 37.1 kN \| Static Load C0: 66.9 kN \| Static Moment MA: 586.0 N·m \| Unit Mass: 3.0 kg \| Shaft Mass: 6.8 kg/m \| Options: Felt seal option available
LBG50	THK LBG50, D=75mm gear m=3.0 z=35, CT=1290.0N·m	THK	Model: LBG50 \| Type: LBG Rotary Ball Spline, Gear-Integrated Unit \| Nut OD D: 75 mm \| Length L: 112 mm \| Gear OD D4: 100 mm \| Gear Width L1: 32 mm \| H: 20 mm \| E: 46 mm \| Gear Tip Circle D5: 111 mm \| Gear PCD: 105 mm \| Module m: 3.0 \| Teeth z: 35 \| Dynamic Torque CT: 1290.0 N·m \| Static Torque C0T: 2500.0 N·m \| Dynamic Load C: 55.1 kN \| Static Load C0: 94.1 kN \| Static Moment MA: 941.0 N·m \| Unit Mass: 4.1 kg \| Shaft Mass: 10.6 kg/m \| Options: Felt seal option available
LBG60	THK LBG60, D=90mm gear m=3.5 z=36, CT=1870.0N·m	THK	Model: LBG60 \| Type: LBG Rotary Ball Spline, Gear-Integrated Unit \| Nut OD D: 90 mm \| Length L: 127 mm \| Gear OD D4: 120 mm \| Gear Width L1: 38 mm \| H: 22 mm \| E: 52.5 mm \| Gear Tip Circle D5: 133 mm \| Gear PCD: 126 mm \| Module m: 3.5 \| Teeth z: 36 \| Dynamic Torque CT: 1870.0 N·m \| Static Torque C0T: 3830.0 N·m \| Dynamic Load C: 66.2 kN \| Static Load C0: 121.0 kN \| Static Moment MA: 1300.0 N·m \| Unit Mass: 6.3 kg \| Shaft Mass: 15.6 kg/m \| Options: Standard only
LBG85	THK LBG85, D=120mm gear m=4.0 z=40, CT=4740.0N·m	THK	Model: LBG85 \| Type: LBG Rotary Ball Spline, Gear-Integrated Unit \| Nut OD D: 120 mm \| Length L: 155 mm \| Gear OD D4: 150 mm \| Gear Width L1: 40 mm \| H: 26 mm \| E: 64.5 mm \| Gear Tip Circle D5: 168 mm \| Gear PCD: 160 mm \| Module m: 4.0 \| Teeth z: 40 \| Dynamic Torque CT: 4740.0 N·m \| Static Torque C0T: 9550.0 N·m \| Dynamic Load C: 119.0 kN \| Static Load C0: 213.0 kN \| Static Moment MA: 3180.0 N·m \| Unit Mass: 11.8 kg \| Shaft Mass: 32.0 kg/m \| Options: Felt seal option available

[THK] — LBGT Rotary Ball Spline with Gear and Thrust Race

THK LBGT-type Rotary Ball Spline — gear on flange outer diameter with radial and thrust needle bearings plus additional thrust race. Compact unit optimized for spline-nut-driven torque transmission. Helical and worm gear variants available on request. Sizes: LBGT20–LBGT85.

Brand: THK Category: Ball Splines 7 models

Product Code	Description	Brand	Spec
LBGT20	THK LBGT20, D=30mm gear m=2.0 z=26 thrust race G=4mm	THK	Model: LBGT20 \| Type: LBGT Rotary Ball Spline, Gear + Thrust Race Unit \| Nut OD D: 30 mm \| Length L: 60 mm \| Gear OD D4: 47 mm \| Gear Width L1: 20 mm \| Thrust Race Width G: 4 mm \| H: 12 mm \| E: 24 mm \| Gear Tip Circle D5: 56 mm \| Gear PCD: 52 mm \| Module m: 2.0 \| Teeth z: 26 \| Dynamic Torque CT: 90.2 N·m \| Static Torque C0T: 213.0 N·m \| Dynamic Load C: 9.4 kN \| Static Load C0: 20.1 kN \| Static Moment MA: 103.0 N·m \| Unit Mass: 0.67 kg \| Shaft Mass: 1.8 kg/m \| Options: Felt seal option available
LBGT25	THK LBGT25, D=40mm gear m=2.5 z=26 thrust race G=5mm	THK	Model: LBGT25 \| Type: LBGT Rotary Ball Spline, Gear + Thrust Race Unit \| Nut OD D: 40 mm \| Length L: 70 mm \| Gear OD D4: 60 mm \| Gear Width L1: 23 mm \| Thrust Race Width G: 5 mm \| H: 14 mm \| E: 28 mm \| Gear Tip Circle D5: 70 mm \| Gear PCD: 65 mm \| Module m: 2.5 \| Teeth z: 26 \| Dynamic Torque CT: 176.0 N·m \| Static Torque C0T: 381.0 N·m \| Dynamic Load C: 14.9 kN \| Static Load C0: 28.7 kN \| Static Moment MA: 171.0 N·m \| Unit Mass: 1.5 kg \| Shaft Mass: 2.7 kg/m \| Options: Felt seal option available
LBGT30	THK LBGT30, D=45mm gear m=2.5 z=28 thrust race G=5mm	THK	Model: LBGT30 \| Type: LBGT Rotary Ball Spline, Gear + Thrust Race Unit \| Nut OD D: 45 mm \| Length L: 80 mm \| Gear OD D4: 65 mm \| Gear Width L1: 27 mm \| Thrust Race Width G: 5 mm \| H: 16 mm \| E: 32 mm \| Gear Tip Circle D5: 75 mm \| Gear PCD: 70 mm \| Module m: 2.5 \| Teeth z: 28 \| Dynamic Torque CT: 312.0 N·m \| Static Torque C0T: 657.0 N·m \| Dynamic Load C: 22.5 kN \| Static Load C0: 41.4 kN \| Static Moment MA: 295.0 N·m \| Unit Mass: 2.2 kg \| Shaft Mass: 3.8 kg/m \| Options: Felt seal option available
LBGT40	THK LBGT40, D=60mm gear m=3.0 z=30 thrust race G=8mm	THK	Model: LBGT40 \| Type: LBGT Rotary Ball Spline, Gear + Thrust Race Unit \| Nut OD D: 60 mm \| Length L: 100 mm \| Gear OD D4: 85 mm \| Gear Width L1: 31 mm \| Thrust Race Width G: 8 mm \| H: 18 mm \| E: 41 mm \| Gear Tip Circle D5: 96 mm \| Gear PCD: 90 mm \| Module m: 3.0 \| Teeth z: 30 \| Dynamic Torque CT: 696.0 N·m \| Static Torque C0T: 1420.0 N·m \| Dynamic Load C: 37.1 kN \| Static Load C0: 66.9 kN \| Static Moment MA: 586.0 N·m \| Unit Mass: 3.3 kg \| Shaft Mass: 6.8 kg/m \| Options: Felt seal option available
LBGT50	THK LBGT50, D=75mm gear m=3.0 z=35 thrust race G=10mm	THK	Model: LBGT50 \| Type: LBGT Rotary Ball Spline, Gear + Thrust Race Unit \| Nut OD D: 75 mm \| Length L: 112 mm \| Gear OD D4: 100 mm \| Gear Width L1: 32 mm \| Thrust Race Width G: 10 mm \| H: 20 mm \| E: 46 mm \| Gear Tip Circle D5: 111 mm \| Gear PCD: 105 mm \| Module m: 3.0 \| Teeth z: 35 \| Dynamic Torque CT: 1290.0 N·m \| Static Torque C0T: 2500.0 N·m \| Dynamic Load C: 55.1 kN \| Static Load C0: 94.1 kN \| Static Moment MA: 941.0 N·m \| Unit Mass: 4.8 kg \| Shaft Mass: 10.6 kg/m \| Options: Felt seal option available
LBGT60	THK LBGT60, D=90mm gear m=3.5 z=36 thrust race G=12mm	THK	Model: LBGT60 \| Type: LBGT Rotary Ball Spline, Gear + Thrust Race Unit \| Nut OD D: 90 mm \| Length L: 127 mm \| Gear OD D4: 120 mm \| Gear Width L1: 38 mm \| Thrust Race Width G: 12 mm \| H: 22 mm \| E: 52.5 mm \| Gear Tip Circle D5: 133 mm \| Gear PCD: 126 mm \| Module m: 3.5 \| Teeth z: 36 \| Dynamic Torque CT: 1870.0 N·m \| Static Torque C0T: 3830.0 N·m \| Dynamic Load C: 66.2 kN \| Static Load C0: 121.0 kN \| Static Moment MA: 1300.0 N·m \| Unit Mass: 7.2 kg \| Shaft Mass: 15.6 kg/m \| Options: Standard only
LBGT85	THK LBGT85, D=120mm gear m=4.0 z=40 thrust race G=16mm	THK	Model: LBGT85 \| Type: LBGT Rotary Ball Spline, Gear + Thrust Race Unit \| Nut OD D: 120 mm \| Length L: 155 mm \| Gear OD D4: 150 mm \| Gear Width L1: 40 mm \| Thrust Race Width G: 16 mm \| H: 26 mm \| E: 64.5 mm \| Gear Tip Circle D5: 168 mm \| Gear PCD: 160 mm \| Module m: 4.0 \| Teeth z: 40 \| Dynamic Torque CT: 4740.0 N·m \| Static Torque C0T: 9550.0 N·m \| Dynamic Load C: 119.0 kN \| Static Load C0: 213.0 kN \| Static Moment MA: 3180.0 N·m \| Unit Mass: 13.4 kg \| Shaft Mass: 32.0 kg/m \| Options: Felt seal option available

[THK] — LBH Ball Spline Nut (Square Body, Direct Mount)

THK LBH-type Ball Spline Nut with rigid square body — mountable directly to machine structure without a separate housing, enabling compact and high-rigidity linear guidance. High-temperature option available for all sizes. Felt seal available for LBH20–LBH50. Sizes: LBH15–LBH50.

Brand: THK Category: Ball Splines 6 models

Product Code	Description	Brand	Spec
LBH15	THK LBH15, M=29mm W=34mm L=43mm square body, CT=30.4N·m	THK	Model: LBH15 \| Type: LBH Ball Spline Nut, Square Body Direct Mount \| Height M: 29 mm \| Width W: 34 mm \| Length L: 43 mm \| B: 26 mm \| C dim: 26 mm \| Dynamic Torque CT: 30.4 N·m \| Static Torque C0T: 74.5 N·m \| Dynamic Load C: 4.4 kN \| Static Load C0: 8.4 kN \| Static Moment MA: 25.4 N·m \| Nut Mass: 0.23 kg \| Shaft Mass: 1.0 kg/m \| Options: High-temp (metal retainer, ≤100°C)
LBH20	THK LBH20, M=38mm W=48mm L=62mm square body, CT=90.2N·m	THK	Model: LBH20 \| Type: LBH Ball Spline Nut, Square Body Direct Mount \| Height M: 38 mm \| Width W: 48 mm \| Length L: 62 mm \| B: 35 mm \| C dim: 35 mm \| Dynamic Torque CT: 90.2 N·m \| Static Torque C0T: 213.0 N·m \| Dynamic Load C: 9.4 kN \| Static Load C0: 20.1 kN \| Static Moment MA: 103.0 N·m \| Nut Mass: 0.58 kg \| Shaft Mass: 1.8 kg/m \| Options: High-temp (metal retainer, ≤100°C); Felt seal option available
LBH25	THK LBH25, M=47mm W=60mm L=73mm square body, CT=176.0N·m	THK	Model: LBH25 \| Type: LBH Ball Spline Nut, Square Body Direct Mount \| Height M: 47 mm \| Width W: 60 mm \| Length L: 73 mm \| B: 40 mm \| C dim: 40 mm \| Dynamic Torque CT: 176.0 N·m \| Static Torque C0T: 381.0 N·m \| Dynamic Load C: 14.9 kN \| Static Load C0: 28.7 kN \| Static Moment MA: 171.0 N·m \| Nut Mass: 1.1 kg \| Shaft Mass: 2.7 kg/m \| Options: High-temp (metal retainer, ≤100°C); Felt seal option available
LBH30	THK LBH30, M=57mm W=70mm L=83mm square body, CT=312.0N·m	THK	Model: LBH30 \| Type: LBH Ball Spline Nut, Square Body Direct Mount \| Height M: 57 mm \| Width W: 70 mm \| Length L: 83 mm \| B: 50 mm \| C dim: 50 mm \| Dynamic Torque CT: 312.0 N·m \| Static Torque C0T: 657.0 N·m \| Dynamic Load C: 22.5 kN \| Static Load C0: 41.4 kN \| Static Moment MA: 295.0 N·m \| Nut Mass: 1.73 kg \| Shaft Mass: 3.8 kg/m \| Options: High-temp (metal retainer, ≤100°C); Felt seal option available
LBH40	THK LBH40, M=70mm W=86mm L=102mm square body, CT=696.0N·m	THK	Model: LBH40 \| Type: LBH Ball Spline Nut, Square Body Direct Mount \| Height M: 70 mm \| Width W: 86 mm \| Length L: 102 mm \| B: 60 mm \| C dim: 60 mm \| Dynamic Torque CT: 696.0 N·m \| Static Torque C0T: 1420.0 N·m \| Dynamic Load C: 37.1 kN \| Static Load C0: 66.9 kN \| Static Moment MA: 586.0 N·m \| Nut Mass: 3.18 kg \| Shaft Mass: 6.8 kg/m \| Options: High-temp (metal retainer, ≤100°C); Felt seal option available
LBH50	THK LBH50, M=88mm W=100mm L=115mm square body, CT=1290.0N·m	THK	Model: LBH50 \| Type: LBH Ball Spline Nut, Square Body Direct Mount \| Height M: 88 mm \| Width W: 100 mm \| Length L: 115 mm \| B: 75 mm \| C dim: 75 mm \| Dynamic Torque CT: 1290.0 N·m \| Static Torque C0T: 2500.0 N·m \| Dynamic Load C: 55.1 kN \| Static Load C0: 94.1 kN \| Static Moment MA: 941.0 N·m \| Nut Mass: 5.1 kg \| Shaft Mass: 10.6 kg/m \| Options: High-temp (metal retainer, ≤100°C); Felt seal option available

[THK] — LBR Ball Spline Nut (Center Flange, High-Torque)

THK LBR-type Ball Spline Nut with center flange for high moment load applications such as industrial robot arms. High-temperature option (metal retainer, up to 100°C) and felt seal option available on most sizes. Sizes: LBR15–LBR100.

Brand: THK Category: Ball Splines 10 models

Product Code	Description	Brand	Spec
LBR15	THK LBR15, D=25mm L=40mm center flange, CT=30.4N·m C0T=74.5N·m	THK	Model: LBR15 \| Type: LBR Ball Spline Nut, Center Flange \| OD D: 25 mm \| Spigot OD D3: 25.35 mm \| Length L: 40 mm \| Flange OD D1: 45.4 mm \| Flange Height H: 9 mm \| E: 15.5 mm \| Dynamic Torque CT: 30.4 N·m \| Static Torque C0T: 74.5 N·m \| Dynamic Load C: 4.4 kN \| Static Load C0: 8.4 kN \| Nut Mass: 0.14 kg \| Shaft Mass: 1.0 kg/m \| Options: Standard only
LBR20	THK LBR20, D=30mm L=60mm center flange, CT=90.2N·m C0T=213.0N·m	THK	Model: LBR20 \| Type: LBR Ball Spline Nut, Center Flange \| OD D: 30 mm \| Spigot OD D3: 30.35 mm \| Length L: 60 mm \| Flange OD D1: 56.4 mm \| Flange Height H: 12 mm \| E: 24.0 mm \| Dynamic Torque CT: 90.2 N·m \| Static Torque C0T: 213.0 N·m \| Dynamic Load C: 9.4 kN \| Static Load C0: 20.1 kN \| Nut Mass: 0.33 kg \| Shaft Mass: 1.8 kg/m \| Options: High-temp option (metal retainer, ≤100°C); Felt seal option available
LBR25	THK LBR25, D=40mm L=70mm center flange, CT=176.0N·m C0T=381.0N·m	THK	Model: LBR25 \| Type: LBR Ball Spline Nut, Center Flange \| OD D: 40 mm \| Spigot OD D3: 40.35 mm \| Length L: 70 mm \| Flange OD D1: 70.4 mm \| Flange Height H: 14 mm \| E: 28.0 mm \| Dynamic Torque CT: 176.0 N·m \| Static Torque C0T: 381.0 N·m \| Dynamic Load C: 14.9 kN \| Static Load C0: 28.7 kN \| Nut Mass: 0.54 kg \| Shaft Mass: 2.7 kg/m \| Options: High-temp option (metal retainer, ≤100°C); Felt seal option available
LBR30	THK LBR30, D=45mm L=80mm center flange, CT=312.0N·m C0T=657.0N·m	THK	Model: LBR30 \| Type: LBR Ball Spline Nut, Center Flange \| OD D: 45 mm \| Spigot OD D3: 45.4 mm \| Length L: 80 mm \| Flange OD D1: 75.4 mm \| Flange Height H: 16 mm \| E: 32.0 mm \| Dynamic Torque CT: 312.0 N·m \| Static Torque C0T: 657.0 N·m \| Dynamic Load C: 22.5 kN \| Static Load C0: 41.4 kN \| Nut Mass: 0.9 kg \| Shaft Mass: 3.8 kg/m \| Options: High-temp option (metal retainer, ≤100°C); Felt seal option available
LBR40	THK LBR40, D=60mm L=100mm center flange, CT=696.0N·m C0T=1420.0N·m	THK	Model: LBR40 \| Type: LBR Ball Spline Nut, Center Flange \| OD D: 60 mm \| Spigot OD D3: 60.4 mm \| Length L: 100 mm \| Flange OD D1: 96.4 mm \| Flange Height H: 18 mm \| E: 41.0 mm \| Dynamic Torque CT: 696.0 N·m \| Static Torque C0T: 1420.0 N·m \| Dynamic Load C: 37.1 kN \| Static Load C0: 66.9 kN \| Nut Mass: 1.7 kg \| Shaft Mass: 6.8 kg/m \| Options: High-temp option (metal retainer, ≤100°C); Felt seal option available
LBR50	THK LBR50, D=75mm L=112mm center flange, CT=1290.0N·m C0T=2500.0N·m	THK	Model: LBR50 \| Type: LBR Ball Spline Nut, Center Flange \| OD D: 75 mm \| Spigot OD D3: 75.4 mm \| Length L: 112 mm \| Flange OD D1: 112.4 mm \| Flange Height H: 20 mm \| E: 46.0 mm \| Dynamic Torque CT: 1290.0 N·m \| Static Torque C0T: 2500.0 N·m \| Dynamic Load C: 55.1 kN \| Static Load C0: 94.1 kN \| Nut Mass: 2.7 kg \| Shaft Mass: 10.6 kg/m \| Options: High-temp option (metal retainer, ≤100°C); Felt seal option available
LBR60	THK LBR60, D=90mm L=127mm center flange, CT=1870.0N·m C0T=3830.0N·m	THK	Model: LBR60 \| Type: LBR Ball Spline Nut, Center Flange \| OD D: 90 mm \| Spigot OD D3: 90.5 mm \| Length L: 127 mm \| Flange OD D1: 134.5 mm \| Flange Height H: 22 mm \| E: 52.5 mm \| Dynamic Torque CT: 1870.0 N·m \| Static Torque C0T: 3830.0 N·m \| Dynamic Load C: 66.2 kN \| Static Load C0: 121.0 kN \| Nut Mass: 3.7 kg \| Shaft Mass: 15.6 kg/m \| Options: High-temp option (metal retainer, ≤100°C)
LBR70	THK LBR70, D=95mm L=135mm center flange, CT=3000.0N·m C0T=6090.0N·m	THK	Model: LBR70 \| Type: LBR Ball Spline Nut, Center Flange \| OD D: 95 mm \| Spigot OD D3: 95.6 mm \| Length L: 135 mm \| Flange OD D1: 140.6 mm \| Flange Height H: 24 mm \| E: 55.5 mm \| Dynamic Torque CT: 3000.0 N·m \| Static Torque C0T: 6090.0 N·m \| Dynamic Load C: 90.8 kN \| Static Load C0: 164.0 kN \| Nut Mass: 6.0 kg \| Shaft Mass: 21.3 kg/m \| Options: High-temp option (metal retainer, ≤100°C); Felt seal option available
LBR85	THK LBR85, D=120mm L=155mm center flange, CT=4740.0N·m C0T=9550.0N·m	THK	Model: LBR85 \| Type: LBR Ball Spline Nut, Center Flange \| OD D: 120 mm \| Spigot OD D3: 120.6 mm \| Length L: 155 mm \| Flange OD D1: 170.6 mm \| Flange Height H: 26 mm \| E: 64.5 mm \| Dynamic Torque CT: 4740.0 N·m \| Static Torque C0T: 9550.0 N·m \| Dynamic Load C: 119.0 kN \| Static Load C0: 213.0 kN \| Nut Mass: 8.3 kg \| Shaft Mass: 32.0 kg/m \| Options: High-temp option (metal retainer, ≤100°C); Felt seal option available
LBR100	THK LBR100, D=140mm L=175mm center flange, CT=6460.0N·m C0T=14400.0N·m	THK	Model: LBR100 \| Type: LBR Ball Spline Nut, Center Flange \| OD D: 140 mm \| Spigot OD D3: 140.6 mm \| Length L: 175 mm \| Flange OD D1: 198.6 mm \| Flange Height H: 34 mm \| E: 70.5 mm \| Dynamic Torque CT: 6460.0 N·m \| Static Torque C0T: 14400.0 N·m \| Dynamic Load C: 137.0 kN \| Static Load C0: 271.0 kN \| Nut Mass: 14.2 kg \| Shaft Mass: 45.0 kg/m \| Options: High-temp option (metal retainer, ≤100°C); Felt seal option available

[THK] — LBS Ball Spline Nut (Medium-Heavy Load, Cylindrical with Keyway)

THK LBS-type Ball Spline Nut, medium-heavy load type. Cylindrical outer diameter with keyway — most compact ball spline configuration. High-temperature option (metal retainer, up to 100°C) and felt seal available for LBS20–LBS100. Sizes: LBS15–LBS100.

Brand: THK Category: Ball Splines 9 models

Product Code	Description	Brand	Spec
LBS15	THK LBS15, D=23mm L=40mm, CT=30.4N·m C0T=74.5N·m	THK	Model: LBS15 \| Type: LBS Ball Spline Nut, Medium-Heavy Load \| OD D: 23 mm \| Length L: 40 mm \| Keyway Width b: 3.5 mm (H8) \| Keyway Depth t: 2.0 mm \| Dynamic Torque CT: 30.4 N·m \| Static Torque C0T: 74.5 N·m \| Dynamic Load C: 4.4 kN \| Static Load C0: 8.4 kN \| Nut Mass: 0.06 kg \| Shaft Mass: 1.0 kg/m \| Options: Standard only
LBS20	THK LBS20, D=30mm L=50mm, CT=74.5N·m C0T=160.0N·m	THK	Model: LBS20 \| Type: LBS Ball Spline Nut, Medium-Heavy Load \| OD D: 30 mm \| Length L: 50 mm \| Keyway Width b: 4.0 mm (H8) \| Keyway Depth t: 2.5 mm \| Dynamic Torque CT: 74.5 N·m \| Static Torque C0T: 160.0 N·m \| Dynamic Load C: 7.8 kN \| Static Load C0: 14.9 kN \| Nut Mass: 0.14 kg \| Shaft Mass: 1.8 kg/m \| Options: High-temp (metal retainer, ≤100°C); Felt seal option available
LBS25	THK LBS25, D=37mm L=60mm, CT=154.0N·m C0T=307.0N·m	THK	Model: LBS25 \| Type: LBS Ball Spline Nut, Medium-Heavy Load \| OD D: 37 mm \| Length L: 60 mm \| Keyway Width b: 5.0 mm (H8) \| Keyway Depth t: 3.0 mm \| Dynamic Torque CT: 154.0 N·m \| Static Torque C0T: 307.0 N·m \| Dynamic Load C: 13.0 kN \| Static Load C0: 23.5 kN \| Nut Mass: 0.25 kg \| Shaft Mass: 2.7 kg/m \| Options: High-temp (metal retainer, ≤100°C); Felt seal option available
LBS30	THK LBS30, D=45mm L=70mm, CT=273.0N·m C0T=538.0N·m	THK	Model: LBS30 \| Type: LBS Ball Spline Nut, Medium-Heavy Load \| OD D: 45 mm \| Length L: 70 mm \| Keyway Width b: 7.0 mm (H8) \| Keyway Depth t: 4.0 mm \| Dynamic Torque CT: 273.0 N·m \| Static Torque C0T: 538.0 N·m \| Dynamic Load C: 19.3 kN \| Static Load C0: 33.8 kN \| Nut Mass: 0.44 kg \| Shaft Mass: 3.8 kg/m \| Options: High-temp (metal retainer, ≤100°C); Felt seal option available
LBS40	THK LBS40, D=60mm L=90mm, CT=599.0N·m C0T=1140.0N·m	THK	Model: LBS40 \| Type: LBS Ball Spline Nut, Medium-Heavy Load \| OD D: 60 mm \| Length L: 90 mm \| Keyway Width b: 10.0 mm (H8) \| Keyway Depth t: 4.5 mm \| Dynamic Torque CT: 599.0 N·m \| Static Torque C0T: 1140.0 N·m \| Dynamic Load C: 31.9 kN \| Static Load C0: 53.4 kN \| Nut Mass: 1.0 kg \| Shaft Mass: 6.8 kg/m \| Options: High-temp (metal retainer, ≤100°C); Felt seal option available
LBS50	THK LBS50, D=75mm L=100mm, CT=1100.0N·m C0T=1940.0N·m	THK	Model: LBS50 \| Type: LBS Ball Spline Nut, Medium-Heavy Load \| OD D: 75 mm \| Length L: 100 mm \| Keyway Width b: 15.0 mm (H8) \| Keyway Depth t: 5.0 mm \| Dynamic Torque CT: 1100.0 N·m \| Static Torque C0T: 1940.0 N·m \| Dynamic Load C: 46.6 kN \| Static Load C0: 73.0 kN \| Nut Mass: 1.7 kg \| Shaft Mass: 10.6 kg/m \| Options: High-temp (metal retainer, ≤100°C); Felt seal option available
LBS70	THK LBS70, D=100mm L=110mm, CT=2190.0N·m C0T=3800.0N·m	THK	Model: LBS70 \| Type: LBS Ball Spline Nut, Medium-Heavy Load \| OD D: 100 mm \| Length L: 110 mm \| Keyway Width b: 18.0 mm (H8) \| Keyway Depth t: 6.0 mm \| Dynamic Torque CT: 2190.0 N·m \| Static Torque C0T: 3800.0 N·m \| Dynamic Load C: 66.4 kN \| Static Load C0: 102.0 kN \| Nut Mass: 3.1 kg \| Shaft Mass: 21.3 kg/m \| Options: High-temp (metal retainer, ≤100°C); Felt seal option available
LBS85	THK LBS85, D=120mm L=140mm, CT=3620.0N·m C0T=6360.0N·m	THK	Model: LBS85 \| Type: LBS Ball Spline Nut, Medium-Heavy Load \| OD D: 120 mm \| Length L: 140 mm \| Keyway Width b: 20.0 mm (H8) \| Keyway Depth t: 7.0 mm \| Dynamic Torque CT: 3620.0 N·m \| Static Torque C0T: 6360.0 N·m \| Dynamic Load C: 90.5 kN \| Static Load C0: 141.0 kN \| Nut Mass: 5.5 kg \| Shaft Mass: 32.0 kg/m \| Options: High-temp (metal retainer, ≤100°C); Felt seal option available
LBS100	THK LBS100, D=140mm L=160mm, CT=5190.0N·m C0T=12600.0N·m	THK	Model: LBS100 \| Type: LBS Ball Spline Nut, Medium-Heavy Load \| OD D: 140 mm \| Length L: 160 mm \| Keyway Width b: 28.0 mm (H8) \| Keyway Depth t: 9.0 mm \| Dynamic Torque CT: 5190.0 N·m \| Static Torque C0T: 12600.0 N·m \| Dynamic Load C: 126.0 kN \| Static Load C0: 237.0 kN \| Nut Mass: 9.5 kg \| Shaft Mass: 45.0 kg/m \| Options: High-temp (metal retainer, ≤100°C); Felt seal option available

[THK] — LBST Ball Spline Nut (Heavy Load, Long Nut, Cylindrical with Keyway)

THK LBST-type Ball Spline Nut — same outer diameter as LBS with extended nut length for high torque, overhang load, and moment applications in confined spaces. High-temperature option available for all sizes. Felt seal available for LBST20–LBST100. Sizes: LBST20–LBST150.

Brand: THK Category: Ball Splines 11 models

Product Code	Description	Brand	Spec
LBST20	THK LBST20, D=30mm L=60mm heavy load long nut, CT=90.2N·m	THK	Model: LBST20 \| Type: LBST Ball Spline Nut, Heavy Load Long \| OD D: 30 mm \| Length L: 60 mm \| Keyway Width b: 4 mm (H8) \| Keyway Depth t: 2.5 mm \| Dynamic Torque CT: 90.2 N·m \| Static Torque C0T: 213.0 N·m \| Dynamic Load C: 9.4 kN \| Static Load C0: 20.1 kN \| Nut Mass: 0.17 kg \| Shaft Mass: 1.8 kg/m \| Options: High-temp (metal retainer, ≤100°C); Felt seal option available
LBST25	THK LBST25, D=37mm L=70mm heavy load long nut, CT=176.0N·m	THK	Model: LBST25 \| Type: LBST Ball Spline Nut, Heavy Load Long \| OD D: 37 mm \| Length L: 70 mm \| Keyway Width b: 5 mm (H8) \| Keyway Depth t: 3.0 mm \| Dynamic Torque CT: 176.0 N·m \| Static Torque C0T: 381.0 N·m \| Dynamic Load C: 14.9 kN \| Static Load C0: 28.7 kN \| Nut Mass: 0.29 kg \| Shaft Mass: 2.7 kg/m \| Options: High-temp (metal retainer, ≤100°C); Felt seal option available
LBST30	THK LBST30, D=45mm L=80mm heavy load long nut, CT=312.0N·m	THK	Model: LBST30 \| Type: LBST Ball Spline Nut, Heavy Load Long \| OD D: 45 mm \| Length L: 80 mm \| Keyway Width b: 7 mm (H8) \| Keyway Depth t: 4.0 mm \| Dynamic Torque CT: 312.0 N·m \| Static Torque C0T: 657.0 N·m \| Dynamic Load C: 22.5 kN \| Static Load C0: 41.4 kN \| Nut Mass: 0.5 kg \| Shaft Mass: 3.8 kg/m \| Options: High-temp (metal retainer, ≤100°C); Felt seal option available
LBST40	THK LBST40, D=60mm L=100mm heavy load long nut, CT=696.0N·m	THK	Model: LBST40 \| Type: LBST Ball Spline Nut, Heavy Load Long \| OD D: 60 mm \| Length L: 100 mm \| Keyway Width b: 10 mm (H8) \| Keyway Depth t: 4.5 mm \| Dynamic Torque CT: 696.0 N·m \| Static Torque C0T: 1420.0 N·m \| Dynamic Load C: 37.1 kN \| Static Load C0: 66.9 kN \| Nut Mass: 1.1 kg \| Shaft Mass: 6.8 kg/m \| Options: High-temp (metal retainer, ≤100°C); Felt seal option available
LBST50	THK LBST50, D=75mm L=112mm heavy load long nut, CT=1290.0N·m	THK	Model: LBST50 \| Type: LBST Ball Spline Nut, Heavy Load Long \| OD D: 75 mm \| Length L: 112 mm \| Keyway Width b: 15 mm (H8) \| Keyway Depth t: 5.0 mm \| Dynamic Torque CT: 1290.0 N·m \| Static Torque C0T: 2500.0 N·m \| Dynamic Load C: 55.1 kN \| Static Load C0: 94.1 kN \| Nut Mass: 1.9 kg \| Shaft Mass: 10.6 kg/m \| Options: High-temp (metal retainer, ≤100°C); Felt seal option available
LBST60	THK LBST60, D=90mm L=127mm heavy load long nut, CT=1870.0N·m	THK	Model: LBST60 \| Type: LBST Ball Spline Nut, Heavy Load Long \| OD D: 90 mm \| Length L: 127 mm \| Keyway Width b: 18 mm (H8) \| Keyway Depth t: 6.0 mm \| Dynamic Torque CT: 1870.0 N·m \| Static Torque C0T: 3830.0 N·m \| Dynamic Load C: 66.2 kN \| Static Load C0: 121.0 kN \| Nut Mass: 3.3 kg \| Shaft Mass: 15.6 kg/m \| Options: High-temp (metal retainer, ≤100°C)
LBST70	THK LBST70, D=100mm L=135mm heavy load long nut, CT=3000.0N·m	THK	Model: LBST70 \| Type: LBST Ball Spline Nut, Heavy Load Long \| OD D: 100 mm \| Length L: 135 mm \| Keyway Width b: 18 mm (H8) \| Keyway Depth t: 6.0 mm \| Dynamic Torque CT: 3000.0 N·m \| Static Torque C0T: 6090.0 N·m \| Dynamic Load C: 90.8 kN \| Static Load C0: 164.0 kN \| Nut Mass: 3.8 kg \| Shaft Mass: 21.3 kg/m \| Options: High-temp (metal retainer, ≤100°C); Felt seal option available
LBST85	THK LBST85, D=120mm L=155mm heavy load long nut, CT=4740.0N·m	THK	Model: LBST85 \| Type: LBST Ball Spline Nut, Heavy Load Long \| OD D: 120 mm \| Length L: 155 mm \| Keyway Width b: 20 mm (H8) \| Keyway Depth t: 7.0 mm \| Dynamic Torque CT: 4740.0 N·m \| Static Torque C0T: 9550.0 N·m \| Dynamic Load C: 119.0 kN \| Static Load C0: 213.0 kN \| Nut Mass: 6.1 kg \| Shaft Mass: 32.0 kg/m \| Options: High-temp (metal retainer, ≤100°C); Felt seal option available
LBST100	THK LBST100, D=140mm L=175mm heavy load long nut, CT=6460.0N·m	THK	Model: LBST100 \| Type: LBST Ball Spline Nut, Heavy Load Long \| OD D: 140 mm \| Length L: 175 mm \| Keyway Width b: 28 mm (H8) \| Keyway Depth t: 9.0 mm \| Dynamic Torque CT: 6460.0 N·m \| Static Torque C0T: 14400.0 N·m \| Dynamic Load C: 137.0 kN \| Static Load C0: 271.0 kN \| Nut Mass: 10.4 kg \| Shaft Mass: 45.0 kg/m \| Options: High-temp (metal retainer, ≤100°C); Felt seal option available
LBST120	THK LBST120, D=160mm L=200mm heavy load long nut, CT=8380.0N·m	THK	Model: LBST120 \| Type: LBST Ball Spline Nut, Heavy Load Long \| OD D: 160 mm \| Length L: 200 mm \| Keyway Width b: 28 mm (H8) \| Keyway Depth t: 9.0 mm \| Dynamic Torque CT: 8380.0 N·m \| Static Torque C0T: 19400.0 N·m \| Dynamic Load C: 148.0 kN \| Static Load C0: 306.0 kN \| Nut Mass: 12.9 kg \| Shaft Mass: 69.5 kg/m \| Options: High-temp (metal retainer, ≤100°C)
LBST150	THK LBST150, D=205mm L=250mm heavy load long nut, CT=13900.0N·m	THK	Model: LBST150 \| Type: LBST Ball Spline Nut, Heavy Load Long \| OD D: 205 mm \| Length L: 250 mm \| Keyway Width b: 32 mm (H8) \| Keyway Depth t: 10.0 mm \| Dynamic Torque CT: 13900.0 N·m \| Static Torque C0T: 32200.0 N·m \| Dynamic Load C: 196.0 kN \| Static Load C0: 405.0 kN \| Nut Mass: 28.0 kg \| Shaft Mass: 116.6 kg/m \| Options: High-temp (metal retainer, ≤100°C)

[THK] — LF Ball Spline Nut (Medium-Torque, Flange Type)

THK LF-type Ball Spline Nut, medium-torque flange type for bolt mounting to housing. No keyway machining required — ideal where keyway could cause housing distortion or where housing width is limited. High-temperature option available for LF16–LF50. Sizes: LF6–LF50.

Brand: THK Category: Ball Splines 10 models

Product Code	Description	Brand	Spec
LF6	THK LF6, D=14mm L=25mm flange D1=30mm, CT=0.98N·m	THK	Model: LF6 \| Type: LF Ball Spline Nut, Medium-Torque Flange \| Shaft D0: 6 mm (h7) \| Nut OD D: 14 mm \| Length L: 25 mm \| Flange OD D1: 30 mm \| Flange Height H: 5 mm \| F: 7.5 mm \| Ball Rows: 4 \| Dynamic Torque CT: 0.98 N·m \| Static Torque C0T: 1.96 N·m \| Dynamic Load C: 1.18 kN \| Static Load C0: 2.16 kN \| Static Moment MA1: 4.9 N·m \| Static Moment MA2: 36.3 N·m \| Nut Mass: 35 g \| Shaft Mass: 0.23 kg/m \| Options: Standard
LF8	THK LF8, D=16mm L=25mm flange D1=32mm, CT=1.96N·m	THK	Model: LF8 \| Type: LF Ball Spline Nut, Medium-Torque Flange \| Shaft D0: 8 mm (h7) \| Nut OD D: 16 mm \| Length L: 25 mm \| Flange OD D1: 32 mm \| Flange Height H: 5 mm \| F: 7.5 mm \| Ball Rows: 4 \| Dynamic Torque CT: 1.96 N·m \| Static Torque C0T: 2.94 N·m \| Dynamic Load C: 1.47 kN \| Static Load C0: 2.55 kN \| Static Moment MA1: 5.9 N·m \| Static Moment MA2: 44.1 N·m \| Nut Mass: 37 g \| Shaft Mass: 0.4 kg/m \| Options: Standard
LF10	THK LF10, D=21mm L=33mm flange D1=42mm, CT=3.92N·m	THK	Model: LF10 \| Type: LF Ball Spline Nut, Medium-Torque Flange \| Shaft D0: 10 mm (h7) \| Nut OD D: 21 mm \| Length L: 33 mm \| Flange OD D1: 42 mm \| Flange Height H: 6 mm \| F: 10.5 mm \| Ball Rows: 4 \| Dynamic Torque CT: 3.92 N·m \| Static Torque C0T: 7.84 N·m \| Dynamic Load C: 2.84 kN \| Static Load C0: 4.9 kN \| Static Moment MA1: 15.7 N·m \| Static Moment MA2: 98.0 N·m \| Nut Mass: 90 g \| Shaft Mass: 0.62 kg/m \| Options: Standard
LF13	THK LF13, D=24mm L=36mm flange D1=44mm, CT=5.88N·m	THK	Model: LF13 \| Type: LF Ball Spline Nut, Medium-Torque Flange \| Shaft D0: 13 mm (h7) \| Nut OD D: 24 mm \| Length L: 36 mm \| Flange OD D1: 44 mm \| Flange Height H: 7 mm \| F: 11.0 mm \| Ball Rows: 4 \| Dynamic Torque CT: 5.88 N·m \| Static Torque C0T: 10.8 N·m \| Dynamic Load C: 3.53 kN \| Static Load C0: 5.78 kN \| Static Moment MA1: 19.6 N·m \| Static Moment MA2: 138.0 N·m \| Nut Mass: 110 g \| Shaft Mass: 1.1 kg/m \| Options: Standard
LF16	THK LF16, D=31mm L=50mm flange D1=51mm, CT=31.4N·m	THK	Model: LF16 \| Type: LF Ball Spline Nut, Medium-Torque Flange \| Shaft D0: 16 mm (h7) \| Nut OD D: 31 mm \| Length L: 50 mm \| Flange OD D1: 51 mm \| Flange Height H: 7 mm \| F: 18.0 mm \| Ball Rows: 6 \| Dynamic Torque CT: 31.4 N·m \| Static Torque C0T: 34.3 N·m \| Dynamic Load C: 7.06 kN \| Static Load C0: 12.6 kN \| Static Moment MA1: 67.6 N·m \| Static Moment MA2: 393.0 N·m \| Nut Mass: 230 g \| Shaft Mass: 1.6 kg/m \| Options: High-temp (metal retainer, ≤100°C)
LF20	THK LF20, D=35mm L=63mm flange D1=58mm, CT=56.9N·m	THK	Model: LF20 \| Type: LF Ball Spline Nut, Medium-Torque Flange \| Shaft D0: 20 mm (h7) \| Nut OD D: 35 mm \| Length L: 63 mm \| Flange OD D1: 58 mm \| Flange Height H: 9 mm \| F: 22.5 mm \| Ball Rows: 6 \| Dynamic Torque CT: 56.9 N·m \| Static Torque C0T: 55.9 N·m \| Dynamic Load C: 10.2 kN \| Static Load C0: 17.8 kN \| Static Moment MA1: 118.0 N·m \| Static Moment MA2: 700.0 N·m \| Nut Mass: 330 g \| Shaft Mass: 2.5 kg/m \| Options: High-temp (metal retainer, ≤100°C)
LF25	THK LF25, D=42mm L=71mm flange D1=65mm, CT=105.0N·m	THK	Model: LF25 \| Type: LF Ball Spline Nut, Medium-Torque Flange \| Shaft D0: 25 mm (h7) \| Nut OD D: 42 mm \| Length L: 71 mm \| Flange OD D1: 65 mm \| Flange Height H: 9 mm \| F: 26.5 mm \| Ball Rows: 6 \| Dynamic Torque CT: 105.0 N·m \| Static Torque C0T: 103.0 N·m \| Dynamic Load C: 15.2 kN \| Static Load C0: 25.8 kN \| Static Moment MA1: 210.0 N·m \| Static Moment MA2: 1140.0 N·m \| Nut Mass: 455 g \| Shaft Mass: 3.9 kg/m \| Options: High-temp (metal retainer, ≤100°C)
LF30	THK LF30, D=47mm L=80mm flange D1=75mm, CT=171.0N·m	THK	Model: LF30 \| Type: LF Ball Spline Nut, Medium-Torque Flange \| Shaft D0: 30 mm (h7) \| Nut OD D: 47 mm \| Length L: 80 mm \| Flange OD D1: 75 mm \| Flange Height H: 10 mm \| F: 30.0 mm \| Ball Rows: 6 \| Dynamic Torque CT: 171.0 N·m \| Static Torque C0T: 148.0 N·m \| Dynamic Load C: 20.5 kN \| Static Load C0: 34.0 kN \| Static Moment MA1: 290.0 N·m \| Static Moment MA2: 1710.0 N·m \| Nut Mass: 565 g \| Shaft Mass: 5.6 kg/m \| Options: High-temp (metal retainer, ≤100°C)
LF40	THK LF40, D=64mm L=100mm flange D1=100mm, CT=419.0N·m	THK	Model: LF40 \| Type: LF Ball Spline Nut, Medium-Torque Flange \| Shaft D0: 40 mm (h7) \| Nut OD D: 64 mm \| Length L: 100 mm \| Flange OD D1: 100 mm \| Flange Height H: 14 mm \| F: 36.0 mm \| Ball Rows: 6 \| Dynamic Torque CT: 419.0 N·m \| Static Torque C0T: 377.0 N·m \| Dynamic Load C: 37.8 kN \| Static Load C0: 60.5 kN \| Static Moment MA1: 687.0 N·m \| Static Moment MA2: 3760.0 N·m \| Nut Mass: 1460 g \| Shaft Mass: 9.9 kg/m \| Options: High-temp (metal retainer, ≤100°C)
LF50	THK LF50, D=80mm L=125mm flange D1=124mm, CT=842.0N·m	THK	Model: LF50 \| Type: LF Ball Spline Nut, Medium-Torque Flange \| Shaft D0: 50 mm (h7) \| Nut OD D: 80 mm \| Length L: 125 mm \| Flange OD D1: 124 mm \| Flange Height H: 16 mm \| F: 46.5 mm \| Ball Rows: 6 \| Dynamic Torque CT: 842.0 N·m \| Static Torque C0T: 769.0 N·m \| Dynamic Load C: 60.9 kN \| Static Load C0: 94.5 kN \| Static Moment MA1: 1340.0 N·m \| Static Moment MA2: 7350.0 N·m \| Nut Mass: 2760 g \| Shaft Mass: 15.5 kg/m \| Options: High-temp (metal retainer, ≤100°C)

[THK] — LF-X Ball Spline Nut (Medium-Torque, Compact Flange)

THK LF-X type Ball Spline Nut — more compact than standard LF type, flange mounting. XL variants (LF5XL/6XL/8XL) offer extended nut length for higher capacity. Sizes: LF4X–LF30X.

Brand: THK Category: Ball Splines 13 models

THK LF-X type Ball Spline Nut — more compact than standard LF type, flange mounting. XL variants (LF5XL/6XL/8XL) offer extended nut length for higher capacity. Sizes: LF4X–LF30X.

Product Code	Description	Brand	Spec
LF4X	THK LF4X, D=8mm compact flange D1=20mm, CT=0.49N·m	THK	Model: LF4X \| Type: LF-X Ball Spline Nut, Compact Flange, Standard \| Shaft D0: 4 mm (h7) \| Nut OD D: 8 mm \| Flange OD D1: 20 mm \| Length with seal L: 14.4 mm \| Length no seal L1: 12.0 mm \| Dynamic Torque CT: 0.49 N·m \| Static Torque C0T: 0.82 N·m \| Dynamic Load C: 0.42 kN \| Static Load C0: 0.7 kN \| Static Moment MA1: 0.84 N·m \| Nut Mass (no seal): 4.7 g \| Shaft Mass: 0.1 kg/m
LF5X	THK LF5X, D=10mm compact flange D1=23mm, CT=0.82N·m	THK	Model: LF5X \| Type: LF-X Ball Spline Nut, Compact Flange, Standard \| Shaft D0: 5 mm (h7) \| Nut OD D: 10 mm \| Flange OD D1: 23 mm \| Length with seal L: 15.0 mm \| Length no seal L1: 13.6 mm \| Dynamic Torque CT: 0.82 N·m \| Static Torque C0T: 1.25 N·m \| Dynamic Load C: 0.56 kN \| Static Load C0: 0.85 kN \| Static Moment MA1: 1.04 N·m \| Nut Mass (no seal): 9.9 g \| Shaft Mass: 0.15 kg/m
LF5XL	THK LF5XL, D=10mm compact flange D1=23mm, CT=1.59N·m	THK	Model: LF5XL \| Type: LF-X Ball Spline Nut, Compact Flange, XL (Long) \| Shaft D0: 5 mm (h7) \| Nut OD D: 10 mm \| Flange OD D1: 23 mm \| Length with seal L: 26.0 mm \| Length no seal L1: 24.6 mm \| Dynamic Torque CT: 1.59 N·m \| Static Torque C0T: 3.2 N·m \| Dynamic Load C: 1.09 kN \| Static Load C0: 2.19 kN \| Static Moment MA1: 6.11 N·m \| Nut Mass (no seal): 14.6 g \| Shaft Mass: 0.15 kg/m
LF6X	THK LF6X, D=12mm compact flange D1=25mm, CT=1.73N·m	THK	Model: LF6X \| Type: LF-X Ball Spline Nut, Compact Flange, Standard \| Shaft D0: 6 mm (h7) \| Nut OD D: 12 mm \| Flange OD D1: 25 mm \| Length with seal L: 19.0 mm \| Length no seal L1: 17.6 mm \| Dynamic Torque CT: 1.73 N·m \| Static Torque C0T: 2.77 N·m \| Dynamic Load C: 0.98 kN \| Static Load C0: 1.58 kN \| Static Moment MA1: 2.85 N·m \| Nut Mass (no seal): 13.8 g \| Shaft Mass: 0.21 kg/m
LF6XL	THK LF6XL, D=12mm compact flange D1=25mm, CT=2.81N·m	THK	Model: LF6XL \| Type: LF-X Ball Spline Nut, Compact Flange, XL (Long) \| Shaft D0: 6 mm (h7) \| Nut OD D: 12 mm \| Flange OD D1: 25 mm \| Length with seal L: 30.0 mm \| Length no seal L1: 28.6 mm \| Dynamic Torque CT: 2.81 N·m \| Static Torque C0T: 5.54 N·m \| Dynamic Load C: 1.6 kN \| Static Load C0: 3.15 kN \| Static Moment MA1: 10.6 N·m \| Nut Mass (no seal): 20.5 g \| Shaft Mass: 0.21 kg/m
LF8X	THK LF8X, D=15mm compact flange D1=28mm, CT=6.0N·m	THK	Model: LF8X \| Type: LF-X Ball Spline Nut, Compact Flange, Standard \| Shaft D0: 8 mm (h7) \| Nut OD D: 15 mm \| Flange OD D1: 28 mm \| Length with seal L: 25.0 mm \| Length no seal L1: 23.8 mm \| Dynamic Torque CT: 6.0 N·m \| Static Torque C0T: 9.23 N·m \| Dynamic Load C: 1.39 kN \| Static Load C0: 2.15 kN \| Static Moment MA1: 5.13 N·m \| Nut Mass (no seal): 26.5 g \| Shaft Mass: 0.38 kg/m
LF8XL	THK LF8XL, D=15mm compact flange D1=28mm, CT=10.1N·m	THK	Model: LF8XL \| Type: LF-X Ball Spline Nut, Compact Flange, XL (Long) \| Shaft D0: 8 mm (h7) \| Nut OD D: 15 mm \| Flange OD D1: 28 mm \| Length with seal L: 40.0 mm \| Length no seal L1: 38.8 mm \| Dynamic Torque CT: 10.1 N·m \| Static Torque C0T: 19.5 N·m \| Dynamic Load C: 2.35 kN \| Static Load C0: 4.53 kN \| Static Moment MA1: 21.1 N·m \| Nut Mass (no seal): 36.5 g \| Shaft Mass: 0.38 kg/m
LF10X	THK LF10X, D=19mm compact flange D1=38mm, CT=9.41N·m	THK	Model: LF10X \| Type: LF-X Ball Spline Nut, Compact Flange, Standard \| Shaft D0: 10 mm (h7) \| Nut OD D: 19 mm \| Flange OD D1: 38 mm \| Length with seal L: 33.0 mm \| Length no seal L1: 30.8 mm \| Dynamic Torque CT: 9.41 N·m \| Static Torque C0T: 17.3 N·m \| Dynamic Load C: 2.94 kN \| Static Load C0: 5.4 kN \| Static Moment MA1: 21.5 N·m \| Nut Mass (no seal): 66.0 g \| Shaft Mass: 0.59 kg/m
LF13X	THK LF13X, D=23mm compact flange D1=43mm, CT=17.1N·m	THK	Model: LF13X \| Type: LF-X Ball Spline Nut, Compact Flange, Standard \| Shaft D0: 13 mm (h7) \| Nut OD D: 23 mm \| Flange OD D1: 43 mm \| Length with seal L: 36.0 mm \| Length no seal L1: 32.4 mm \| Dynamic Torque CT: 17.1 N·m \| Static Torque C0T: 28.7 N·m \| Dynamic Load C: 4.16 kN \| Static Load C0: 6.96 kN \| Static Moment MA1: 28.9 N·m \| Nut Mass (no seal): 82.0 g \| Shaft Mass: 1.01 kg/m
LF16X	THK LF16X, D=28mm compact flange D1=48mm, CT=42.9N·m	THK	Model: LF16X \| Type: LF-X Ball Spline Nut, Compact Flange, Standard \| Shaft D0: 16 mm (h7) \| Nut OD D: 28 mm \| Flange OD D1: 48 mm \| Length with seal L: 50.0 mm \| Length no seal L1: 46.4 mm \| Dynamic Torque CT: 42.9 N·m \| Static Torque C0T: 68.6 N·m \| Dynamic Load C: 8.4 kN \| Static Load C0: 13.4 kN \| Static Moment MA1: 77.4 N·m \| Nut Mass (no seal): 131.0 g \| Shaft Mass: 1.52 kg/m
LF20X	THK LF20X, D=32mm compact flange D1=54mm, CT=66.4N·m	THK	Model: LF20X \| Type: LF-X Ball Spline Nut, Compact Flange, Standard \| Shaft D0: 20 mm (h7) \| Nut OD D: 32 mm \| Flange OD D1: 54 mm \| Length with seal L: 63.0 mm \| Length no seal L1: 59.0 mm \| Dynamic Torque CT: 66.4 N·m \| Static Torque C0T: 117.0 N·m \| Dynamic Load C: 10.5 kN \| Static Load C0: 18.6 kN \| Static Moment MA1: 144.0 N·m \| Nut Mass (no seal): 212.0 g \| Shaft Mass: 2.41 kg/m
LF25X	THK LF25X, D=40mm compact flange D1=62mm, CT=125.0N·m	THK	Model: LF25X \| Type: LF-X Ball Spline Nut, Compact Flange, Standard \| Shaft D0: 25 mm (h7) \| Nut OD D: 40 mm \| Flange OD D1: 62 mm \| Length with seal L: 71.0 mm \| Length no seal L1: 67.0 mm \| Dynamic Torque CT: 125.0 N·m \| Static Torque C0T: 207.0 N·m \| Dynamic Load C: 15.9 kN \| Static Load C0: 26.2 kN \| Static Moment MA1: 230.0 N·m \| Nut Mass (no seal): 335.0 g \| Shaft Mass: 3.71 kg/m
LF30X	THK LF30X, D=45mm compact flange D1=74mm, CT=196.0N·m	THK	Model: LF30X \| Type: LF-X Ball Spline Nut, Compact Flange, Standard \| Shaft D0: 30 mm (h7) \| Nut OD D: 45 mm \| Flange OD D1: 74 mm \| Length with seal L: 80.0 mm \| Length no seal L1: 75.6 mm \| Dynamic Torque CT: 196.0 N·m \| Static Torque C0T: 319.0 N·m \| Dynamic Load C: 20.8 kN \| Static Load C0: 34.0 kN \| Static Moment MA1: 335.0 N·m \| Nut Mass (no seal): 489.0 g \| Shaft Mass: 5.37 kg/m

[THK] — LT Ball Spline Nut (Medium-Torque, Cylindrical with Keyway)

THK LT-type Ball Spline Nut, medium-torque cylindrical type with keyway — most compact configuration. LT4/LT5: no retainer, do not remove nut from shaft (balls will fall out). High-temperature option available for LT16–LT100. Sizes: LT4–LT100.

Brand: THK Category: Ball Splines 15 models

Product Code	Description	Brand	Spec
LT4	THK LT4, D=10mm L=16mm medium-torque, CT=0.59N·m C0T=0.78N·m	THK	Model: LT4 \| Type: LT Ball Spline Nut, Medium-Torque \| OD D: 10 mm \| Length L: 16 mm \| Keyway Width b: 2 mm (H8) \| Keyway Depth t: 1.2 mm \| Ball Rows: 4 \| Dynamic Torque CT: 0.59 N·m \| Static Torque C0T: 0.78 N·m \| Dynamic Load C: 0.44 kN \| Static Load C0: 0.61 kN \| Static Moment MA1: 0.88 N·m \| Nut Mass: 5.2 g \| Shaft Mass: 0.1 kg/m \| Options: ⚠️ No retainer — do NOT remove nut from shaft
LT5	THK LT5, D=12mm L=20mm medium-torque, CT=0.88N·m C0T=1.37N·m	THK	Model: LT5 \| Type: LT Ball Spline Nut, Medium-Torque \| OD D: 12 mm \| Length L: 20 mm \| Keyway Width b: 2.5 mm (H8) \| Keyway Depth t: 1.2 mm \| Ball Rows: 4 \| Dynamic Torque CT: 0.88 N·m \| Static Torque C0T: 1.37 N·m \| Dynamic Load C: 0.66 kN \| Static Load C0: 0.88 kN \| Static Moment MA1: 1.5 N·m \| Nut Mass: 9.1 g \| Shaft Mass: 0.15 kg/m \| Options: ⚠️ No retainer — do NOT remove nut from shaft
LT6	THK LT6, D=14mm L=25mm medium-torque, CT=0.98N·m C0T=1.96N·m	THK	Model: LT6 \| Type: LT Ball Spline Nut, Medium-Torque \| OD D: 14 mm \| Length L: 25 mm \| Keyway Width b: 2.5 mm (H8) \| Keyway Depth t: 1.2 mm \| Ball Rows: 4 \| Dynamic Torque CT: 0.98 N·m \| Static Torque C0T: 1.96 N·m \| Dynamic Load C: 1.18 kN \| Static Load C0: 2.16 kN \| Static Moment MA1: 4.9 N·m \| Nut Mass: 17.0 g \| Shaft Mass: 0.23 kg/m \| Options: Standard
LT8	THK LT8, D=16mm L=25mm medium-torque, CT=1.96N·m C0T=2.94N·m	THK	Model: LT8 \| Type: LT Ball Spline Nut, Medium-Torque \| OD D: 16 mm \| Length L: 25 mm \| Keyway Width b: 2.5 mm (H8) \| Keyway Depth t: 1.2 mm \| Ball Rows: 4 \| Dynamic Torque CT: 1.96 N·m \| Static Torque C0T: 2.94 N·m \| Dynamic Load C: 1.47 kN \| Static Load C0: 2.55 kN \| Static Moment MA1: 5.9 N·m \| Nut Mass: 18.0 g \| Shaft Mass: 0.4 kg/m \| Options: Standard
LT10	THK LT10, D=21mm L=33mm medium-torque, CT=3.92N·m C0T=7.84N·m	THK	Model: LT10 \| Type: LT Ball Spline Nut, Medium-Torque \| OD D: 21 mm \| Length L: 33 mm \| Keyway Width b: 3 mm (H8) \| Keyway Depth t: 1.5 mm \| Ball Rows: 4 \| Dynamic Torque CT: 3.92 N·m \| Static Torque C0T: 7.84 N·m \| Dynamic Load C: 2.84 kN \| Static Load C0: 4.9 kN \| Static Moment MA1: 15.7 N·m \| Nut Mass: 50.0 g \| Shaft Mass: 0.62 kg/m \| Options: Standard
LT13	THK LT13, D=24mm L=36mm medium-torque, CT=5.88N·m C0T=10.8N·m	THK	Model: LT13 \| Type: LT Ball Spline Nut, Medium-Torque \| OD D: 24 mm \| Length L: 36 mm \| Keyway Width b: 3 mm (H8) \| Keyway Depth t: 1.5 mm \| Ball Rows: 4 \| Dynamic Torque CT: 5.88 N·m \| Static Torque C0T: 10.8 N·m \| Dynamic Load C: 3.53 kN \| Static Load C0: 5.78 kN \| Static Moment MA1: 19.6 N·m \| Nut Mass: 55.0 g \| Shaft Mass: 1.1 kg/m \| Options: Standard
LT16	THK LT16, D=31mm L=50mm medium-torque, CT=31.4N·m C0T=34.3N·m	THK	Model: LT16 \| Type: LT Ball Spline Nut, Medium-Torque \| OD D: 31 mm \| Length L: 50 mm \| Keyway Width b: 3.5 mm (H8) \| Keyway Depth t: 2.0 mm \| Ball Rows: 6 \| Dynamic Torque CT: 31.4 N·m \| Static Torque C0T: 34.3 N·m \| Dynamic Load C: 7.06 kN \| Static Load C0: 12.6 kN \| Static Moment MA1: 67.6 N·m \| Nut Mass: 165.0 g \| Shaft Mass: 1.6 kg/m \| Options: High-temp (metal retainer, ≤100°C)
LT20	THK LT20, D=35mm L=63mm medium-torque, CT=56.9N·m C0T=55.9N·m	THK	Model: LT20 \| Type: LT Ball Spline Nut, Medium-Torque \| OD D: 35 mm \| Length L: 63 mm \| Keyway Width b: 4 mm (H8) \| Keyway Depth t: 2.5 mm \| Ball Rows: 6 \| Dynamic Torque CT: 56.9 N·m \| Static Torque C0T: 55.9 N·m \| Dynamic Load C: 10.2 kN \| Static Load C0: 17.8 kN \| Static Moment MA1: 118.0 N·m \| Nut Mass: 225.0 g \| Shaft Mass: 2.5 kg/m \| Options: High-temp (metal retainer, ≤100°C)
LT25	THK LT25, D=42mm L=71mm medium-torque, CT=105.0N·m C0T=103.0N·m	THK	Model: LT25 \| Type: LT Ball Spline Nut, Medium-Torque \| OD D: 42 mm \| Length L: 71 mm \| Keyway Width b: 4 mm (H8) \| Keyway Depth t: 2.5 mm \| Ball Rows: 6 \| Dynamic Torque CT: 105.0 N·m \| Static Torque C0T: 103.0 N·m \| Dynamic Load C: 15.2 kN \| Static Load C0: 25.8 kN \| Static Moment MA1: 210.0 N·m \| Nut Mass: 335.0 g \| Shaft Mass: 3.9 kg/m \| Options: High-temp (metal retainer, ≤100°C)
LT30	THK LT30, D=47mm L=80mm medium-torque, CT=171.0N·m C0T=148.0N·m	THK	Model: LT30 \| Type: LT Ball Spline Nut, Medium-Torque \| OD D: 47 mm \| Length L: 80 mm \| Keyway Width b: 4 mm (H8) \| Keyway Depth t: 2.5 mm \| Ball Rows: 6 \| Dynamic Torque CT: 171.0 N·m \| Static Torque C0T: 148.0 N·m \| Dynamic Load C: 20.5 kN \| Static Load C0: 34.0 kN \| Static Moment MA1: 290.0 N·m \| Nut Mass: 375.0 g \| Shaft Mass: 5.6 kg/m \| Options: High-temp (metal retainer, ≤100°C)
LT40	THK LT40, D=64mm L=100mm medium-torque, CT=419.0N·m C0T=377.0N·m	THK	Model: LT40 \| Type: LT Ball Spline Nut, Medium-Torque \| OD D: 64 mm \| Length L: 100 mm \| Keyway Width b: 6 mm (H8) \| Keyway Depth t: 3.5 mm \| Ball Rows: 6 \| Dynamic Torque CT: 419.0 N·m \| Static Torque C0T: 377.0 N·m \| Dynamic Load C: 37.8 kN \| Static Load C0: 60.5 kN \| Static Moment MA1: 687.0 N·m \| Nut Mass: 1.00 kg \| Shaft Mass: 9.9 kg/m \| Options: High-temp (metal retainer, ≤100°C)
LT50	THK LT50, D=80mm L=125mm medium-torque, CT=842.0N·m C0T=769.0N·m	THK	Model: LT50 \| Type: LT Ball Spline Nut, Medium-Torque \| OD D: 80 mm \| Length L: 125 mm \| Keyway Width b: 8 mm (H8) \| Keyway Depth t: 4.0 mm \| Ball Rows: 6 \| Dynamic Torque CT: 842.0 N·m \| Static Torque C0T: 769.0 N·m \| Dynamic Load C: 60.9 kN \| Static Load C0: 94.5 kN \| Static Moment MA1: 1340.0 N·m \| Nut Mass: 1.95 kg \| Shaft Mass: 15.5 kg/m \| Options: High-temp (metal retainer, ≤100°C)
LT60	THK LT60, D=90mm L=140mm medium-torque, CT=1220.0N·m C0T=1040.0N·m	THK	Model: LT60 \| Type: LT Ball Spline Nut, Medium-Torque \| OD D: 90 mm \| Length L: 140 mm \| Keyway Width b: 12 mm (H8) \| Keyway Depth t: 5.0 mm \| Ball Rows: 6 \| Dynamic Torque CT: 1220.0 N·m \| Static Torque C0T: 1040.0 N·m \| Dynamic Load C: 73.5 kN \| Static Load C0: 111.7 kN \| Static Moment MA1: 1600.0 N·m \| Nut Mass: 2.50 kg \| Shaft Mass: 22.3 kg/m \| Options: High-temp (metal retainer, ≤100°C)
LT80	THK LT80, D=120mm L=160mm medium-torque, CT=2310.0N·m C0T=1920.0N·m	THK	Model: LT80 \| Type: LT Ball Spline Nut, Medium-Torque \| OD D: 120 mm \| Length L: 160 mm \| Keyway Width b: 16 mm (H8) \| Keyway Depth t: 6.0 mm \| Ball Rows: 6 \| Dynamic Torque CT: 2310.0 N·m \| Static Torque C0T: 1920.0 N·m \| Dynamic Load C: 104.9 kN \| Static Load C0: 154.8 kN \| Static Moment MA1: 2510.0 N·m \| Nut Mass: 4.68 kg \| Shaft Mass: 39.6 kg/m \| Options: High-temp (metal retainer, ≤100°C)
LT100	THK LT100, D=150mm L=185mm medium-torque, CT=3730.0N·m C0T=3010.0N·m	THK	Model: LT100 \| Type: LT Ball Spline Nut, Medium-Torque \| OD D: 150 mm \| Length L: 185 mm \| Keyway Width b: 20 mm (H8) \| Keyway Depth t: 7.0 mm \| Ball Rows: 6 \| Dynamic Torque CT: 3730.0 N·m \| Static Torque C0T: 3010.0 N·m \| Dynamic Load C: 136.2 kN \| Static Load C0: 195.0 kN \| Static Moment MA1: 3400.0 N·m \| Nut Mass: 9.55 kg \| Shaft Mass: 61.8 kg/m \| Options: High-temp (metal retainer, ≤100°C)

[THK] — LT-X Ball Spline Nut (Medium-Torque, Compact)

THK LT-X type Ball Spline Nut — more compact than standard LT type. Available with seal (L) and without seal (L1) configurations. XL variants (LT5XL/6XL/8XL) offer extended nut length for higher capacity. Sizes: LT4X–LT30X.

Brand: THK Category: Ball Splines 13 models

Product Code	Description	Brand	Spec
LT4X	THK LT4X, D=8mm compact, CT=0.49N·m C0T=0.82N·m	THK	Model: LT4X \| Type: LT-X Ball Spline Nut, Medium-Torque Compact, Standard \| Shaft D0: 4 mm (h7) \| Nut OD D: 8 mm \| Length with seal L: 14.4 mm \| Length no seal L1: 12.0 mm \| Dynamic Torque CT: 0.49 N·m \| Static Torque C0T: 0.82 N·m \| Dynamic Load C: 0.42 kN \| Static Load C0: 0.7 kN \| Static Moment MA1: 0.84 N·m \| Nut Mass (no seal): 2.2 g \| Shaft Mass: 0.1 kg/m
LT5X	THK LT5X, D=10mm compact, CT=0.82N·m C0T=1.25N·m	THK	Model: LT5X \| Type: LT-X Ball Spline Nut, Medium-Torque Compact, Standard \| Shaft D0: 5 mm (h7) \| Nut OD D: 10 mm \| Length with seal L: 15.0 mm \| Length no seal L1: 13.6 mm \| Dynamic Torque CT: 0.82 N·m \| Static Torque C0T: 1.25 N·m \| Dynamic Load C: 0.56 kN \| Static Load C0: 0.85 kN \| Static Moment MA1: 1.04 N·m \| Nut Mass (no seal): 3.3 g \| Shaft Mass: 0.15 kg/m
LT5XL	THK LT5XL, D=10mm compact, CT=1.59N·m C0T=3.2N·m	THK	Model: LT5XL \| Type: LT-X Ball Spline Nut, Medium-Torque Compact, XL (Long) \| Shaft D0: 5 mm (h7) \| Nut OD D: 10 mm \| Length with seal L: 26.0 mm \| Length no seal L1: 24.6 mm \| Dynamic Torque CT: 1.59 N·m \| Static Torque C0T: 3.2 N·m \| Dynamic Load C: 1.09 kN \| Static Load C0: 2.19 kN \| Static Moment MA1: 6.11 N·m \| Nut Mass (no seal): 8.0 g \| Shaft Mass: 0.15 kg/m
LT6X	THK LT6X, D=12mm compact, CT=1.73N·m C0T=2.77N·m	THK	Model: LT6X \| Type: LT-X Ball Spline Nut, Medium-Torque Compact, Standard \| Shaft D0: 6 mm (h7) \| Nut OD D: 12 mm \| Length with seal L: 19.0 mm \| Length no seal L1: 17.6 mm \| Dynamic Torque CT: 1.73 N·m \| Static Torque C0T: 2.77 N·m \| Dynamic Load C: 0.98 kN \| Static Load C0: 1.58 kN \| Static Moment MA1: 2.85 N·m \| Nut Mass (no seal): 6.6 g \| Shaft Mass: 0.21 kg/m
LT6XL	THK LT6XL, D=12mm compact, CT=2.81N·m C0T=5.54N·m	THK	Model: LT6XL \| Type: LT-X Ball Spline Nut, Medium-Torque Compact, XL (Long) \| Shaft D0: 6 mm (h7) \| Nut OD D: 12 mm \| Length with seal L: 30.0 mm \| Length no seal L1: 28.6 mm \| Dynamic Torque CT: 2.81 N·m \| Static Torque C0T: 5.54 N·m \| Dynamic Load C: 1.6 kN \| Static Load C0: 3.15 kN \| Static Moment MA1: 10.6 N·m \| Nut Mass (no seal): 13.3 g \| Shaft Mass: 0.21 kg/m
LT8X	THK LT8X, D=15mm compact, CT=6.0N·m C0T=9.23N·m	THK	Model: LT8X \| Type: LT-X Ball Spline Nut, Medium-Torque Compact, Standard \| Shaft D0: 8 mm (h7) \| Nut OD D: 15 mm \| Length with seal L: 25.0 mm \| Length no seal L1: 23.8 mm \| Dynamic Torque CT: 6.0 N·m \| Static Torque C0T: 9.23 N·m \| Dynamic Load C: 1.39 kN \| Static Load C0: 2.15 kN \| Static Moment MA1: 5.13 N·m \| Nut Mass (no seal): 14.3 g \| Shaft Mass: 0.38 kg/m
LT8XL	THK LT8XL, D=15mm compact, CT=10.1N·m C0T=19.5N·m	THK	Model: LT8XL \| Type: LT-X Ball Spline Nut, Medium-Torque Compact, XL (Long) \| Shaft D0: 8 mm (h7) \| Nut OD D: 15 mm \| Length with seal L: 40.0 mm \| Length no seal L1: 38.8 mm \| Dynamic Torque CT: 10.1 N·m \| Static Torque C0T: 19.5 N·m \| Dynamic Load C: 2.35 kN \| Static Load C0: 4.53 kN \| Static Moment MA1: 21.1 N·m \| Nut Mass (no seal): 24.3 g \| Shaft Mass: 0.38 kg/m
LT10X	THK LT10X, D=19mm compact, CT=9.41N·m C0T=17.3N·m	THK	Model: LT10X \| Type: LT-X Ball Spline Nut, Medium-Torque Compact, Standard \| Shaft D0: 10 mm (h7) \| Nut OD D: 19 mm \| Length with seal L: 33.0 mm \| Length no seal L1: 30.8 mm \| Dynamic Torque CT: 9.41 N·m \| Static Torque C0T: 17.3 N·m \| Dynamic Load C: 2.94 kN \| Static Load C0: 5.4 kN \| Static Moment MA1: 21.5 N·m \| Nut Mass (no seal): 30.0 g \| Shaft Mass: 0.59 kg/m
LT13X	THK LT13X, D=23mm compact, CT=17.1N·m C0T=28.7N·m	THK	Model: LT13X \| Type: LT-X Ball Spline Nut, Medium-Torque Compact, Standard \| Shaft D0: 13 mm (h7) \| Nut OD D: 23 mm \| Length with seal L: 36.0 mm \| Length no seal L1: 32.4 mm \| Dynamic Torque CT: 17.1 N·m \| Static Torque C0T: 28.7 N·m \| Dynamic Load C: 4.16 kN \| Static Load C0: 6.96 kN \| Static Moment MA1: 28.9 N·m \| Nut Mass (no seal): 40.0 g \| Shaft Mass: 1.01 kg/m
LT16X	THK LT16X, D=28mm compact, CT=42.9N·m C0T=68.6N·m	THK	Model: LT16X \| Type: LT-X Ball Spline Nut, Medium-Torque Compact, Standard \| Shaft D0: 16 mm (h7) \| Nut OD D: 28 mm \| Length with seal L: 50.0 mm \| Length no seal L1: 46.4 mm \| Dynamic Torque CT: 42.9 N·m \| Static Torque C0T: 68.6 N·m \| Dynamic Load C: 8.4 kN \| Static Load C0: 13.4 kN \| Static Moment MA1: 77.4 N·m \| Nut Mass (no seal): 81.0 g \| Shaft Mass: 1.52 kg/m
LT20X	THK LT20X, D=32mm compact, CT=66.4N·m C0T=117.0N·m	THK	Model: LT20X \| Type: LT-X Ball Spline Nut, Medium-Torque Compact, Standard \| Shaft D0: 20 mm (h7) \| Nut OD D: 32 mm \| Length with seal L: 63.0 mm \| Length no seal L1: 59.0 mm \| Dynamic Torque CT: 66.4 N·m \| Static Torque C0T: 117.0 N·m \| Dynamic Load C: 10.5 kN \| Static Load C0: 18.6 kN \| Static Moment MA1: 144.0 N·m \| Nut Mass (no seal): 130.0 g \| Shaft Mass: 2.41 kg/m
LT25X	THK LT25X, D=40mm compact, CT=125.0N·m C0T=207.0N·m	THK	Model: LT25X \| Type: LT-X Ball Spline Nut, Medium-Torque Compact, Standard \| Shaft D0: 25 mm (h7) \| Nut OD D: 40 mm \| Length with seal L: 71.0 mm \| Length no seal L1: 67.0 mm \| Dynamic Torque CT: 125.0 N·m \| Static Torque C0T: 207.0 N·m \| Dynamic Load C: 15.9 kN \| Static Load C0: 26.2 kN \| Static Moment MA1: 230.0 N·m \| Nut Mass (no seal): 235.0 g \| Shaft Mass: 3.71 kg/m
LT30X	THK LT30X, D=45mm compact, CT=196.0N·m C0T=319.0N·m	THK	Model: LT30X \| Type: LT-X Ball Spline Nut, Medium-Torque Compact, Standard \| Shaft D0: 30 mm (h7) \| Nut OD D: 45 mm \| Length with seal L: 80.0 mm \| Length no seal L1: 75.6 mm \| Dynamic Torque CT: 196.0 N·m \| Static Torque C0T: 319.0 N·m \| Dynamic Load C: 20.8 kN \| Static Load C0: 34.0 kN \| Static Moment MA1: 335.0 N·m \| Nut Mass (no seal): 295.0 g \| Shaft Mass: 5.37 kg/m

[THK] — LTR Rotary Ball Spline (Support Bearing Unit Type, LTR16~60)

Rotary Ball Spline with integrated support bearing — compact unit type. Enables simultaneous rotary and linear motion. Spline shaft diameters d1: 4.5~11mm, nut OD: φ52~134mm. 6-circuit ball arrangement. Flange mount (standard or reverse). Dust-proof options available (UU/ZZ). Spline shaft length specified on order.

Brand: THK Category: Ball Splines 7 models

Product Code	Description	Brand	Spec
LTR16	THK Rotary Ball Spline LTR, shaft d1=4.5mm, nut OD φ52mm	THK	Spline Shaft Dia.: d1=4.5mm \| Nut OD: D=52mm \| Spline Bore Dia.: D0=16mm (h7) \| Nut Length: L=50mm \| Ball Circuits: 6 \| Type: Rotary Ball Spline with Support Bearing \| Mount: Flange (standard / reverse K option) \| Dust Proof: UU / ZZ options available \| Shaft Length: Specify on order (+L suffix)
LTR20	THK Rotary Ball Spline LTR, shaft d1=4.5mm, nut OD φ56mm	THK	Spline Shaft Dia.: d1=4.5mm \| Nut OD: D=56mm \| Spline Bore Dia.: D0=20mm (h7) \| Nut Length: L=63mm \| Ball Circuits: 6 \| Type: Rotary Ball Spline with Support Bearing \| Mount: Flange (standard / reverse K option) \| Dust Proof: UU / ZZ options available \| Shaft Length: Specify on order (+L suffix)
LTR25	THK Rotary Ball Spline LTR, shaft d1=4.5mm, nut OD φ62mm	THK	Spline Shaft Dia.: d1=4.5mm \| Nut OD: D=62mm \| Spline Bore Dia.: D0=25mm (h7) \| Nut Length: L=71mm \| Ball Circuits: 6 \| Type: Rotary Ball Spline with Support Bearing \| Mount: Flange (standard / reverse K option) \| Dust Proof: UU / ZZ options available \| Shaft Length: Specify on order (+L suffix)
LTR32	THK Rotary Ball Spline LTR, shaft d1=6.6mm, nut OD φ80mm	THK	Spline Shaft Dia.: d1=6.6mm \| Nut OD: D=80mm \| Spline Bore Dia.: D0=32mm (h7) \| Nut Length: L=80mm \| Ball Circuits: 6 \| Type: Rotary Ball Spline with Support Bearing \| Mount: Flange (standard / reverse K option) \| Dust Proof: UU / ZZ options available \| Shaft Length: Specify on order (+L suffix)
LTR40	THK Rotary Ball Spline LTR, shaft d1=9mm, nut OD φ100mm	THK	Spline Shaft Dia.: d1=9mm \| Nut OD: D=100mm \| Spline Bore Dia.: D0=40mm (h7) \| Nut Length: L=100mm \| Ball Circuits: 6 \| Type: Rotary Ball Spline with Support Bearing \| Mount: Flange (standard / reverse K option) \| Dust Proof: UU / ZZ options available \| Shaft Length: Specify on order (+L suffix)
LTR50	THK Rotary Ball Spline LTR, shaft d1=11mm, nut OD φ120mm	THK	Spline Shaft Dia.: d1=11mm \| Nut OD: D=120mm \| Spline Bore Dia.: D0=50mm (h7) \| Nut Length: L=125mm \| Ball Circuits: 6 \| Type: Rotary Ball Spline with Support Bearing \| Mount: Flange (standard / reverse K option) \| Dust Proof: UU / ZZ options available \| Shaft Length: Specify on order (+L suffix)
LTR60	THK Rotary Ball Spline LTR, shaft d1=11mm, nut OD φ134mm	THK	Spline Shaft Dia.: d1=11mm \| Nut OD: D=134mm \| Spline Bore Dia.: D0=60mm (h7) \| Nut Length: L=140mm \| Ball Circuits: 6 \| Type: Rotary Ball Spline with Support Bearing \| Mount: Flange (standard / reverse K option) \| Dust Proof: UU / ZZ options available \| Shaft Length: Specify on order (+L suffix)

[THK] — LTR-A Rotary Ball Spline Compact Type (Support Bearing Unit, LTR8A~40A)

Rotary Ball Spline compact type with integrated support bearing (LTR-A). Shorter overall length than standard LTR type. Enables simultaneous rotary and linear motion. Spline shaft diameters d1: 3.4~9mm, nut OD: φ32~100mm. 4-circuit (LTR8A/10A) or 6-circuit ball arrangement. Standard and K-type (reverse flange) variants. Dust-proof options available (UU/ZZ). Spline shaft length specified on order.

Brand: THK Category: Ball Splines 7 models

Product Code	Description	Brand	Spec
LTR8A	THK Rotary Ball Spline LTR-A compact, shaft d1=3.4mm, nut OD φ32mm	THK	Spline Shaft Dia.: d1=3.4mm \| Nut OD: D=32mm \| Spline Bore Dia.: D0=8mm (h7) \| Nut Length: L=25mm \| Ball Circuits: 4 \| Type: Rotary Ball Spline Compact Type with Support Bearing \| Mount: Flange (standard / reverse K option) \| Dust Proof: UU / ZZ options available \| Shaft Length: Specify on order (+L suffix)
LTR10A	THK Rotary Ball Spline LTR-A compact, shaft d1=3.4mm, nut OD φ36mm	THK	Spline Shaft Dia.: d1=3.4mm \| Nut OD: D=36mm \| Spline Bore Dia.: D0=10mm (h7) \| Nut Length: L=33mm \| Ball Circuits: 4 \| Type: Rotary Ball Spline Compact Type with Support Bearing \| Mount: Flange (standard / reverse K option) \| Dust Proof: UU / ZZ options available \| Shaft Length: Specify on order (+L suffix)
LTR16A	THK Rotary Ball Spline LTR-A compact, shaft d1=4.5mm, nut OD φ48mm	THK	Spline Shaft Dia.: d1=4.5mm \| Nut OD: D=48mm \| Spline Bore Dia.: D0=16mm (h7) \| Nut Length: L=50mm \| Ball Circuits: 6 \| Type: Rotary Ball Spline Compact Type with Support Bearing \| Mount: Flange (standard / reverse K option) \| Dust Proof: UU / ZZ options available \| Shaft Length: Specify on order (+L suffix)
LTR20A	THK Rotary Ball Spline LTR-A compact, shaft d1=4.5mm, nut OD φ56mm	THK	Spline Shaft Dia.: d1=4.5mm \| Nut OD: D=56mm \| Spline Bore Dia.: D0=20mm (h7) \| Nut Length: L=63mm \| Ball Circuits: 6 \| Type: Rotary Ball Spline Compact Type with Support Bearing \| Mount: Flange (standard / reverse K option) \| Dust Proof: UU / ZZ options available \| Shaft Length: Specify on order (+L suffix)
LTR25A	THK Rotary Ball Spline LTR-A compact, shaft d1=5.5mm, nut OD φ66mm	THK	Spline Shaft Dia.: d1=5.5mm \| Nut OD: D=66mm \| Spline Bore Dia.: D0=25mm (h7) \| Nut Length: L=71mm \| Ball Circuits: 6 \| Type: Rotary Ball Spline Compact Type with Support Bearing \| Mount: Flange (standard / reverse K option) \| Dust Proof: UU / ZZ options available \| Shaft Length: Specify on order (+L suffix)
LTR32A	THK Rotary Ball Spline LTR-A compact, shaft d1=6.6mm, nut OD φ78mm	THK	Spline Shaft Dia.: d1=6.6mm \| Nut OD: D=78mm \| Spline Bore Dia.: D0=32mm (h7) \| Nut Length: L=80mm \| Ball Circuits: 6 \| Type: Rotary Ball Spline Compact Type with Support Bearing \| Mount: Flange (standard / reverse K option) \| Dust Proof: UU / ZZ options available \| Shaft Length: Specify on order (+L suffix)
LTR40A	THK Rotary Ball Spline LTR-A compact, shaft d1=9mm, nut OD φ100mm	THK	Spline Shaft Dia.: d1=9mm \| Nut OD: D=100mm \| Spline Bore Dia.: D0=40mm (h7) \| Nut Length: L=100mm \| Ball Circuits: 6 \| Type: Rotary Ball Spline Compact Type with Support Bearing \| Mount: Flange (standard / reverse K option) \| Dust Proof: UU / ZZ options available \| Shaft Length: Specify on order (+L suffix)

[THK] — SLF Ball Spline Nut (Flange Type, High-Torque Retainer)

THK SLF-type Ball Spline Nut, flange type for bolt mounting to housing. Easy installation; reduces required housing length compared to key-fixed types. Same load capacity as SLS type. Sizes: SLF25–SLF100.

Brand: THK Category: Ball Splines 8 models

Product Code	Description	Brand	Spec
SLF25	THK SLF25, D=37mm L=60mm flange D1=60mm, CT=219.9N·m	THK	Model: SLF25 \| Type: SLF Ball Spline Nut, Flange Type \| OD D: 37 mm \| Length L: 60 mm \| Flange OD D1: 60 mm \| Flange Height H: 9 mm \| Flange F: 21.0 mm \| Dynamic Load C: 18.2 kN \| Static Load C0: 22.5 kN \| Dynamic Torque CT: 219.9 N·m \| Static Torque C0T: 306.8 N·m \| Nut Mass: 0.26 kg \| Shaft Mass: 3.51 kg/m
SLF30	THK SLF30, D=45mm L=70mm flange D1=70mm, CT=366.5N·m	THK	Model: SLF30 \| Type: SLF Ball Spline Nut, Flange Type \| OD D: 45 mm \| Length L: 70 mm \| Flange OD D1: 70 mm \| Flange Height H: 10 mm \| Flange F: 25.0 mm \| Dynamic Load C: 25.4 kN \| Static Load C0: 31.5 kN \| Dynamic Torque CT: 366.5 N·m \| Static Torque C0T: 513.3 N·m \| Nut Mass: 0.45 kg \| Shaft Mass: 5.05 kg/m
SLF40	THK SLF40, D=60mm L=90mm flange D1=90mm, CT=818.9N·m	THK	Model: SLF40 \| Type: SLF Ball Spline Nut, Flange Type \| OD D: 60 mm \| Length L: 90 mm \| Flange OD D1: 90 mm \| Flange Height H: 14 mm \| Flange F: 31.0 mm \| Dynamic Load C: 42.8 kN \| Static Load C0: 52.5 kN \| Dynamic Torque CT: 818.9 N·m \| Static Torque C0T: 1135.4 N·m \| Nut Mass: 1.06 kg \| Shaft Mass: 9.18 kg/m
SLF50	THK SLF50, D=75mm L=100mm flange D1=113mm, CT=1373.4N·m	THK	Model: SLF50 \| Type: SLF Ball Spline Nut, Flange Type \| OD D: 75 mm \| Length L: 100 mm \| Flange OD D1: 113 mm \| Flange Height H: 16 mm \| Flange F: 34.0 mm \| Dynamic Load C: 57.6 kN \| Static Load C0: 66.2 kN \| Dynamic Torque CT: 1373.4 N·m \| Static Torque C0T: 1783.1 N·m \| Nut Mass: 1.9 kg \| Shaft Mass: 14.45 kg/m
SLF60	THK SLF60, D=90mm L=127mm flange D1=129mm, CT=2506.7N·m	THK	Model: SLF60 \| Type: SLF Ball Spline Nut, Flange Type \| OD D: 90 mm \| Length L: 127 mm \| Flange OD D1: 129 mm \| Flange Height H: 18 mm \| Flange F: 45.5 mm \| Dynamic Load C: 87.8 kN \| Static Load C0: 103.0 kN \| Dynamic Torque CT: 2506.7 N·m \| Static Torque C0T: 3321.0 N·m \| Nut Mass: 3.08 kg \| Shaft Mass: 21.23 kg/m
SLF70	THK SLF70, D=100mm L=110mm flange D1=142mm, CT=2986.3N·m	THK	Model: SLF70 \| Type: SLF Ball Spline Nut, Flange Type \| OD D: 100 mm \| Length L: 110 mm \| Flange OD D1: 142 mm \| Flange Height H: 20 mm \| Flange F: 35.0 mm \| Dynamic Load C: 89.7 kN \| Static Load C0: 92.5 kN \| Dynamic Torque CT: 2986.3 N·m \| Static Torque C0T: 3474.7 N·m \| Nut Mass: 3.25 kg \| Shaft Mass: 28.57 kg/m
SLF80	THK SLF80, D=120mm L=140mm flange D1=168mm, CT=4664.6N·m	THK	Model: SLF80 \| Type: SLF Ball Spline Nut, Flange Type \| OD D: 120 mm \| Length L: 140 mm \| Flange OD D1: 168 mm \| Flange Height H: 22 mm \| Flange F: 48.0 mm \| Dynamic Load C: 122.8 kN \| Static Load C0: 127.7 kN \| Dynamic Torque CT: 4664.6 N·m \| Static Torque C0T: 5477.4 N·m \| Nut Mass: 5.82 kg \| Shaft Mass: 37.49 kg/m
SLF100	THK SLF100, D=140mm L=160mm flange D1=195mm, CT=8922.3N·m	THK	Model: SLF100 \| Type: SLF Ball Spline Nut, Flange Type \| OD D: 140 mm \| Length L: 160 mm \| Flange OD D1: 195 mm \| Flange Height H: 25 mm \| Flange F: 55.0 mm \| Dynamic Load C: 188.2 kN \| Static Load C0: 190.7 kN \| Dynamic Torque CT: 8922.3 N·m \| Static Torque C0T: 10211.6 N·m \| Nut Mass: 7.66 kg \| Shaft Mass: 58.97 kg/m

[THK] — SLS Ball Spline Nut (High-Torque Retainer Type)

THK SLS-type Ball Spline Nut, high-torque retainer type. Cylindrical outer diameter with keyway for housing fixation and torque transmission. SLS-L type has same outer diameter as SLS with extended nut length for higher load capacity. Sizes: SLS25–SLS100 (standard) and SLS25L–SLS100L (long).

Brand: THK Category: Ball Splines 16 models

Product Code	Description	Brand	Spec
SLS25	THK SLS25, D=37mm L=60mm, CT=219.9N·m C0T=306.8N·m	THK	Model: SLS25 \| Type: SLS Ball Spline Nut, Standard \| OD D: 37 mm \| Length L: 60 mm \| Keyway Width b: 5 mm (H8) \| Keyway Depth t: 3.0 mm \| Dynamic Load C: 18.2 kN \| Static Load C0: 22.5 kN \| Dynamic Torque CT: 219.9 N·m \| Static Torque C0T: 306.8 N·m \| Nut Mass: 0.15 kg \| Shaft Mass: 3.51 kg/m
SLS30	THK SLS30, D=45mm L=70mm, CT=366.5N·m C0T=513.3N·m	THK	Model: SLS30 \| Type: SLS Ball Spline Nut, Standard \| OD D: 45 mm \| Length L: 70 mm \| Keyway Width b: 7 mm (H8) \| Keyway Depth t: 4.0 mm \| Dynamic Load C: 25.4 kN \| Static Load C0: 31.5 kN \| Dynamic Torque CT: 366.5 N·m \| Static Torque C0T: 513.3 N·m \| Nut Mass: 0.3 kg \| Shaft Mass: 5.05 kg/m
SLS40	THK SLS40, D=60mm L=90mm, CT=818.9N·m C0T=1135.4N·m	THK	Model: SLS40 \| Type: SLS Ball Spline Nut, Standard \| OD D: 60 mm \| Length L: 90 mm \| Keyway Width b: 10 mm (H8) \| Keyway Depth t: 4.5 mm \| Dynamic Load C: 42.8 kN \| Static Load C0: 52.5 kN \| Dynamic Torque CT: 818.9 N·m \| Static Torque C0T: 1135.4 N·m \| Nut Mass: 0.69 kg \| Shaft Mass: 9.18 kg/m
SLS50	THK SLS50, D=75mm L=100mm, CT=1373.4N·m C0T=1783.1N·m	THK	Model: SLS50 \| Type: SLS Ball Spline Nut, Standard \| OD D: 75 mm \| Length L: 100 mm \| Keyway Width b: 15 mm (H8) \| Keyway Depth t: 5.0 mm \| Dynamic Load C: 57.6 kN \| Static Load C0: 66.2 kN \| Dynamic Torque CT: 1373.4 N·m \| Static Torque C0T: 1783.1 N·m \| Nut Mass: 1.3 kg \| Shaft Mass: 14.45 kg/m
SLS60	THK SLS60, D=90mm L=127mm, CT=2506.7N·m C0T=3321.0N·m	THK	Model: SLS60 \| Type: SLS Ball Spline Nut, Standard \| OD D: 90 mm \| Length L: 127 mm \| Keyway Width b: 18 mm (H8) \| Keyway Depth t: 6.0 mm \| Dynamic Load C: 87.8 kN \| Static Load C0: 103.0 kN \| Dynamic Torque CT: 2506.7 N·m \| Static Torque C0T: 3321.0 N·m \| Nut Mass: 2.25 kg \| Shaft Mass: 21.23 kg/m
SLS70	THK SLS70, D=100mm L=110mm, CT=2986.3N·m C0T=3474.7N·m	THK	Model: SLS70 \| Type: SLS Ball Spline Nut, Standard \| OD D: 100 mm \| Length L: 110 mm \| Keyway Width b: 18 mm (H8) \| Keyway Depth t: 6.0 mm \| Dynamic Load C: 89.7 kN \| Static Load C0: 92.5 kN \| Dynamic Torque CT: 2986.3 N·m \| Static Torque C0T: 3474.7 N·m \| Nut Mass: 2.13 kg \| Shaft Mass: 28.57 kg/m
SLS80	THK SLS80, D=120mm L=140mm, CT=4664.6N·m C0T=5477.4N·m	THK	Model: SLS80 \| Type: SLS Ball Spline Nut, Standard \| OD D: 120 mm \| Length L: 140 mm \| Keyway Width b: 20 mm (H8) \| Keyway Depth t: 7.0 mm \| Dynamic Load C: 122.8 kN \| Static Load C0: 127.7 kN \| Dynamic Torque CT: 4664.6 N·m \| Static Torque C0T: 5477.4 N·m \| Nut Mass: 4.22 kg \| Shaft Mass: 37.49 kg/m
SLS100	THK SLS100, D=140mm L=160mm, CT=8922.3N·m C0T=10211.6N·m	THK	Model: SLS100 \| Type: SLS Ball Spline Nut, Standard \| OD D: 140 mm \| Length L: 160 mm \| Keyway Width b: 28 mm (H8) \| Keyway Depth t: 9.0 mm \| Dynamic Load C: 188.2 kN \| Static Load C0: 190.7 kN \| Dynamic Torque CT: 8922.3 N·m \| Static Torque C0T: 10211.6 N·m \| Nut Mass: 5.2 kg \| Shaft Mass: 58.97 kg/m
SLS25L	THK SLS25L, D=37mm L=70mm, CT=261.9N·m C0T=394.5N·m	THK	Model: SLS25L \| Type: SLS Ball Spline Nut, Long (SLS-L) \| OD D: 37 mm \| Length L: 70 mm \| Keyway Width b: 5 mm (H8) \| Keyway Depth t: 3.0 mm \| Dynamic Load C: 21.7 kN \| Static Load C0: 29.0 kN \| Dynamic Torque CT: 261.9 N·m \| Static Torque C0T: 394.5 N·m \| Nut Mass: 0.18 kg \| Shaft Mass: 3.51 kg/m
SLS30L	THK SLS30L, D=45mm L=80mm, CT=416.4N·m C0T=616.0N·m	THK	Model: SLS30L \| Type: SLS Ball Spline Nut, Long (SLS-L) \| OD D: 45 mm \| Length L: 80 mm \| Keyway Width b: 7 mm (H8) \| Keyway Depth t: 4.0 mm \| Dynamic Load C: 28.9 kN \| Static Load C0: 37.8 kN \| Dynamic Torque CT: 416.4 N·m \| Static Torque C0T: 616.0 N·m \| Nut Mass: 0.34 kg \| Shaft Mass: 5.05 kg/m
SLS40L	THK SLS40L, D=60mm L=100mm, CT=890.0N·m C0T=1277.3N·m	THK	Model: SLS40L \| Type: SLS Ball Spline Nut, Long (SLS-L) \| OD D: 60 mm \| Length L: 100 mm \| Keyway Width b: 10 mm (H8) \| Keyway Depth t: 4.5 mm \| Dynamic Load C: 46.5 kN \| Static Load C0: 59.1 kN \| Dynamic Torque CT: 890.0 N·m \| Static Torque C0T: 1277.3 N·m \| Nut Mass: 0.79 kg \| Shaft Mass: 9.18 kg/m
SLS50L	THK SLS50L, D=75mm L=112mm, CT=1571.2N·m C0T=2165.2N·m	THK	Model: SLS50L \| Type: SLS Ball Spline Nut, Long (SLS-L) \| OD D: 75 mm \| Length L: 112 mm \| Keyway Width b: 15 mm (H8) \| Keyway Depth t: 5.0 mm \| Dynamic Load C: 65.9 kN \| Static Load C0: 80.4 kN \| Dynamic Torque CT: 1571.2 N·m \| Static Torque C0T: 2165.2 N·m \| Nut Mass: 1.47 kg \| Shaft Mass: 14.45 kg/m
SLS60L	THK SLS60L, D=90mm L=140mm, CT=2723.2N·m C0T=3736.2N·m	THK	Model: SLS60L \| Type: SLS Ball Spline Nut, Long (SLS-L) \| OD D: 90 mm \| Length L: 140 mm \| Keyway Width b: 18 mm (H8) \| Keyway Depth t: 6.0 mm \| Dynamic Load C: 95.3 kN \| Static Load C0: 115.8 kN \| Dynamic Torque CT: 2723.2 N·m \| Static Torque C0T: 3736.2 N·m \| Nut Mass: 2.5 kg \| Shaft Mass: 21.23 kg/m
SLS70L	THK SLS70L, D=100mm L=135mm, CT=3708.4N·m C0T=4738.2N·m	THK	Model: SLS70L \| Type: SLS Ball Spline Nut, Long (SLS-L) \| OD D: 100 mm \| Length L: 135 mm \| Keyway Width b: 18 mm (H8) \| Keyway Depth t: 6.0 mm \| Dynamic Load C: 111.4 kN \| Static Load C0: 126.1 kN \| Dynamic Torque CT: 3708.4 N·m \| Static Torque C0T: 4738.2 N·m \| Nut Mass: 2.71 kg \| Shaft Mass: 28.57 kg/m
SLS80L	THK SLS80L, D=120mm L=155mm, CT=5195.3N·m C0T=6390.4N·m	THK	Model: SLS80L \| Type: SLS Ball Spline Nut, Long (SLS-L) \| OD D: 120 mm \| Length L: 155 mm \| Keyway Width b: 20 mm (H8) \| Keyway Depth t: 7.0 mm \| Dynamic Load C: 136.8 kN \| Static Load C0: 148.9 kN \| Dynamic Torque CT: 5195.3 N·m \| Static Torque C0T: 6390.4 N·m \| Nut Mass: 4.77 kg \| Shaft Mass: 37.49 kg/m
SLS100L	THK SLS100L, D=140mm L=185mm, CT=10424.4N·m C0T=12764.6N·m	THK	Model: SLS100L \| Type: SLS Ball Spline Nut, Long (SLS-L) \| OD D: 140 mm \| Length L: 185 mm \| Keyway Width b: 28 mm (H8) \| Keyway Depth t: 9.0 mm \| Dynamic Load C: 219.8 kN \| Static Load C0: 238.4 kN \| Dynamic Torque CT: 10424.4 N·m \| Static Torque C0T: 12764.6 N·m \| Nut Mass: 6.22 kg \| Shaft Mass: 58.97 kg/m