🔍 Can't find your part? We source far beyond this catalog — list any MRO part, even if it's not listed here, and we'll quote it direct from Korean makers.

Linear Motion

486 products linear-motion ✕

[THK] — Ball Cage Type B (for Cross Roller Guide / Ball Guide)

Ball Cage Type B for use with THK Cross Roller Guide (VR series) ball guide configuration. 8 sizes available: B1~B15, compatible with V1~V15 rails. Ball diameter range 1.0~15.081 mm. Basic dynamic load rating C_Z = 7.84~490 N per ball; static C0Z = 21.6~2160 N per ball. Specify required number of balls when ordering. Used in combination with ball guide rails per A7-26 specifications.

Brand: THK Category: Ball Cages 8 models

Product Code	Description	Brand	Spec
B1	THK Ball Cage Type B B1, Da=1.0mm, for V1 rail	THK	Ball Diameter (Da): 1.0 mm \| Cage Thickness (t): 0.2 mm \| Width (B): 3.5 mm \| Ball Pitch (P): 2.5 mm \| Edge Distance (g): 2.0 mm \| Basic Dynamic Load Rating C_Z: 7.84 N (per ball) \| Basic Static Load Rating C0Z: 21.6 N (per ball) \| Compatible Rail: V1 \| Note: Specify required number of balls when ordering
B2	THK Ball Cage Type B B2, Da=2.0mm, for V2 rail	THK	Ball Diameter (Da): 2.0 mm \| Cage Thickness (t): 0.3 mm \| Width (B): 5.0 mm \| Ball Pitch (P): 4.0 mm \| Edge Distance (g): 3.0 mm \| Basic Dynamic Load Rating C_Z: 12.7 N (per ball) \| Basic Static Load Rating C0Z: 39.2 N (per ball) \| Compatible Rail: V2 \| Note: Specify required number of balls when ordering
B3	THK Ball Cage Type B B3, Da=3.0mm, for V3 rail	THK	Ball Diameter (Da): 3.0 mm \| Cage Thickness (t): 0.4 mm \| Width (B): 7.0 mm \| Ball Pitch (P): 6.0 mm \| Edge Distance (g): 4.5 mm \| Basic Dynamic Load Rating C_Z: 27.5 N (per ball) \| Basic Static Load Rating C0Z: 87.3 N (per ball) \| Compatible Rail: V3 \| Note: Specify required number of balls when ordering
B4	THK Ball Cage Type B B4, Da=4.0mm, for V4 rail	THK	Ball Diameter (Da): 4.0 mm \| Cage Thickness (t): 0.5 mm \| Width (B): 9.0 mm \| Ball Pitch (P): 7.0 mm \| Edge Distance (g): 4.5 mm \| Basic Dynamic Load Rating C_Z: 45.1 N (per ball) \| Basic Static Load Rating C0Z: 155.0 N (per ball) \| Compatible Rail: V4 \| Note: Specify required number of balls when ordering
B6	THK Ball Cage Type B B6, Da=6.0mm, for V6 rail	THK	Ball Diameter (Da): 6.0 mm \| Cage Thickness (t): 0.6 mm \| Width (B): 13.5 mm \| Ball Pitch (P): 10.0 mm \| Edge Distance (g): 6.0 mm \| Basic Dynamic Load Rating C_Z: 98.0 N (per ball) \| Basic Static Load Rating C0Z: 353.0 N (per ball) \| Compatible Rail: V6 \| Note: Specify required number of balls when ordering
B9	THK Ball Cage Type B B9, Da=9.525mm, for V9 rail	THK	Ball Diameter (Da): 9.525 mm \| Cage Thickness (t): 1.0 mm \| Width (B): 19.0 mm \| Ball Pitch (P): 14.0 mm \| Edge Distance (g): 8.5 mm \| Basic Dynamic Load Rating C_Z: 216.0 N (per ball) \| Basic Static Load Rating C0Z: 784.0 N (per ball) \| Compatible Rail: V9 \| Note: Specify required number of balls when ordering
B12	THK Ball Cage Type B B12, Da=11.906mm, for V12 rail	THK	Ball Diameter (Da): 11.906 mm \| Cage Thickness (t): 1.0 mm \| Width (B): 25.0 mm \| Ball Pitch (P): 20.0 mm \| Edge Distance (g): 12.5 mm \| Basic Dynamic Load Rating C_Z: 324.0 N (per ball) \| Basic Static Load Rating C0Z: 1420.0 N (per ball) \| Compatible Rail: V12 \| Note: Specify required number of balls when ordering
B15	THK Ball Cage Type B B15, Da=15.081mm, for V15 rail	THK	Ball Diameter (Da): 15.081 mm \| Cage Thickness (t): 1.2 mm \| Width (B): 31.0 mm \| Ball Pitch (P): 25.0 mm \| Edge Distance (g): 15.0 mm \| Basic Dynamic Load Rating C_Z: 490.0 N (per ball) \| Basic Static Load Rating C0Z: 2160.0 N (per ball) \| Compatible Rail: V15 \| Note: Specify required number of balls when ordering

[THK] — Ball Screw Nut DC (Key Groove Type)

THK DC type Ball Screw Nut, key groove mounting design. Outer diameter D = 22~68mm, nut length 22~67mm. 13 sizes DC12~DC50. Compatible with CS series ball screw shafts (rolled type T; ground type K available on order). Dynamic allowable thrust contact pressure 9.8 N/mm².

Brand: THK Category: Ball Screws 13 models

Product Code	Description	Brand	Spec
DC12	THK Ball Screw Nut DC12 (key groove), D=22mm, L=22mm	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: CS12 \| Note: Ground shaft (K type) available on order; rolled shaft (T type) is standard
DC14	THK Ball Screw Nut DC14 (key groove), D=22mm, L=22mm	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: CS14 \| Note: Ground shaft (K type) available on order; rolled shaft (T type) is standard
DC16	THK Ball Screw Nut DC16 (key groove), D=28mm, L=26mm	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: CS16 \| Note: Ground shaft (K type) available on order; rolled shaft (T type) is standard
DC18	THK Ball Screw Nut DC18 (key groove), D=32mm, L=31mm	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: CS18 \| Note: Ground shaft (K type) available on order; rolled shaft (T type) is standard
DC20	THK Ball Screw Nut DC20 (key groove), D=32mm, L=31mm	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: CS20 \| Note: Ground shaft (K type) available on order; rolled shaft (T type) is standard
DC22	THK Ball Screw Nut DC22 (key groove), D=36mm, L=40mm	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: CS22 \| Note: Ground shaft (K type) available on order; rolled shaft (T type) is standard
DC25	THK Ball Screw Nut DC25 (key groove), D=36mm, L=40mm	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: CS25 \| Note: Ground shaft (K type) available on order; rolled shaft (T type) is standard
DC28	THK Ball Screw Nut DC28 (key groove), D=44mm, L=45mm	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: CS28 \| Note: Ground shaft (K type) available on order; rolled shaft (T type) is standard
DC32	THK Ball Screw Nut DC32 (key groove), D=44mm, L=45mm	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: CS32 \| Note: Ground shaft (K type) available on order; rolled shaft (T type) is standard
DC36	THK Ball Screw Nut DC36 (key groove), D=52mm, L=49mm	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: CS36 \| Note: Ground shaft (K type) available on order; rolled shaft (T type) is standard
DC40	THK Ball Screw Nut DC40 (key groove), D=58mm, L=57mm	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: CS40 \| Note: Ground shaft (K type) available on order; rolled shaft (T type) is standard
DC45	THK Ball Screw Nut DC45 (key groove), D=64mm, L=62mm	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: CS45 \| Note: Ground shaft (K type) available on order; rolled shaft (T type) is standard
DC50	THK Ball Screw Nut DC50 (key groove), D=68mm, L=67mm	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: CS50 \| Note: Ground shaft (K type) available on order; rolled shaft (T type) is standard

[THK] — Ball Screw Nut DCM (Flange Type)

THK DCM type Ball Screw Nut, flange mounting design. Manufactured to 30° large-thread standards; nut uses special alloy with die-cast precision male thread core. Low dimensional variation; higher precision and wear resistance vs. machined screw nuts. Outer diameter D = 22~68mm, nut length 30~80mm, 13 sizes DCM12~DCM50. 4-bolt flange (PCD 31~85mm). Compatible with CS series ball screw shafts (rolled type T; ground type K on order).

Brand: THK Category: Ball Screws 13 models

Product Code	Description	Brand	Spec
DCM12	THK Ball Screw Nut DCM12 (flange), D=22mm, L=30mm, F=3920N	THK	Outer Diameter (D): 22 mm (0/-0.052) \| Nut Length (L): 30 mm \| Flange Diameter (D1): 44 mm \| Flange Height (H): 6 mm \| Bolt Hole Diameter (B): 5.4 mm \| Bolt PCD: 31 mm \| Mounting Type: Flange (4-bolt) \| Compatible Shaft: CS12 \| Dynamic Allowable Thrust (F): 3920 N \| Flange Static Allowable Load (P): 20200 N \| Note: Ground shaft (K type) available on order; rolled shaft (T type) is standard
DCM14	THK Ball Screw Nut DCM14 (flange), D=22mm, L=30mm, F=4900N	THK	Outer Diameter (D): 22 mm (0/-0.052) \| Nut Length (L): 30 mm \| Flange Diameter (D1): 44 mm \| Flange Height (H): 6 mm \| Bolt Hole Diameter (B): 5.4 mm \| Bolt PCD: 31 mm \| Mounting Type: Flange (4-bolt) \| Compatible Shaft: CS14 \| Dynamic Allowable Thrust (F): 4900 N \| Flange Static Allowable Load (P): 16900 N \| Note: Ground shaft (K type) available on order; rolled shaft (T type) is standard
DCM16	THK Ball Screw Nut DCM16 (flange), D=28mm, L=35mm, F=6670N	THK	Outer Diameter (D): 28 mm (0/-0.052) \| Nut Length (L): 35 mm \| Flange Diameter (D1): 51 mm \| Flange Height (H): 7 mm \| Bolt Hole Diameter (B): 6.6 mm \| Bolt PCD: 38 mm \| Mounting Type: Flange (4-bolt) \| Compatible Shaft: CS16 \| Dynamic Allowable Thrust (F): 6670 N \| Flange Static Allowable Load (P): 31500 N \| Note: Ground shaft (K type) available on order; rolled shaft (T type) is standard
DCM18	THK Ball Screw Nut DCM18 (flange), D=32mm, L=40mm, F=8730N	THK	Outer Diameter (D): 32 mm (0/-0.062) \| Nut Length (L): 40 mm \| Flange Diameter (D1): 56 mm \| Flange Height (H): 7 mm \| Bolt Hole Diameter (B): 6.6 mm \| Bolt PCD: 42 mm \| Mounting Type: Flange (4-bolt) \| Compatible Shaft: CS18 \| Dynamic Allowable Thrust (F): 8730 N \| Flange Static Allowable Load (P): 42000 N \| Note: Ground shaft (K type) available on order; rolled shaft (T type) is standard
DCM20	THK Ball Screw Nut DCM20 (flange), D=32mm, L=40mm, F=9800N	THK	Outer Diameter (D): 32 mm (0/-0.062) \| Nut Length (L): 40 mm \| Flange Diameter (D1): 56 mm \| Flange Height (H): 7 mm \| Bolt Hole Diameter (B): 6.6 mm \| Bolt PCD: 42 mm \| Mounting Type: Flange (4-bolt) \| Compatible Shaft: CS20 \| Dynamic Allowable Thrust (F): 9800 N \| Flange Static Allowable Load (P): 37200 N \| Note: Ground shaft (K type) available on order; rolled shaft (T type) is standard
DCM22	THK Ball Screw Nut DCM22 (flange), D=36mm, L=50mm, F=12400N	THK	Outer Diameter (D): 36 mm (0/-0.062) \| Nut Length (L): 50 mm \| Flange Diameter (D1): 61 mm \| Flange Height (H): 8 mm \| Bolt Hole Diameter (B): 6.6 mm \| Bolt PCD: 47 mm \| Mounting Type: Flange (4-bolt) \| Compatible Shaft: CS22 \| Dynamic Allowable Thrust (F): 12400 N \| Flange Static Allowable Load (P): 48600 N \| Note: Ground shaft (K type) available on order; rolled shaft (T type) is standard
DCM25	THK Ball Screw Nut DCM25 (flange), D=36mm, L=50mm, F=14200N	THK	Outer Diameter (D): 36 mm (0/-0.062) \| Nut Length (L): 50 mm \| Flange Diameter (D1): 61 mm \| Flange Height (H): 8 mm \| Bolt Hole Diameter (B): 6.6 mm \| Bolt PCD: 47 mm \| Mounting Type: Flange (4-bolt) \| Compatible Shaft: CS25 \| Dynamic Allowable Thrust (F): 14200 N \| Flange Static Allowable Load (P): 39800 N \| Note: Ground shaft (K type) available on order; rolled shaft (T type) is standard
DCM28	THK Ball Screw Nut DCM28 (flange), D=44mm, L=56mm, F=17900N	THK	Outer Diameter (D): 44 mm (0/-0.062) \| Nut Length (L): 56 mm \| Flange Diameter (D1): 76 mm \| Flange Height (H): 10 mm \| Bolt Hole Diameter (B): 9.0 mm \| Bolt PCD: 58 mm \| Mounting Type: Flange (4-bolt) \| Compatible Shaft: CS28 \| Dynamic Allowable Thrust (F): 17900 N \| Flange Static Allowable Load (P): 69200 N \| Note: Ground shaft (K type) available on order; rolled shaft (T type) is standard
DCM32	THK Ball Screw Nut DCM32 (flange), D=44mm, L=56mm, F=21100N	THK	Outer Diameter (D): 44 mm (0/-0.062) \| Nut Length (L): 56 mm \| Flange Diameter (D1): 76 mm \| Flange Height (H): 10 mm \| Bolt Hole Diameter (B): 9.0 mm \| Bolt PCD: 58 mm \| Mounting Type: Flange (4-bolt) \| Compatible Shaft: CS32 \| Dynamic Allowable Thrust (F): 21100 N \| Flange Static Allowable Load (P): 54200 N \| Note: Ground shaft (K type) available on order; rolled shaft (T type) is standard
DCM36	THK Ball Screw Nut DCM36 (flange), D=52mm, L=60mm, F=25800N	THK	Outer Diameter (D): 52 mm (0/-0.074) \| Nut Length (L): 60 mm \| Flange Diameter (D1): 84 mm \| Flange Height (H): 10 mm \| Bolt Hole Diameter (B): 9.0 mm \| Bolt PCD: 66 mm \| Mounting Type: Flange (4-bolt) \| Compatible Shaft: CS36 \| Dynamic Allowable Thrust (F): 25800 N \| Flange Static Allowable Load (P): 84500 N \| Note: Ground shaft (K type) available on order; rolled shaft (T type) is standard
DCM40	THK Ball Screw Nut DCM40 (flange), D=58mm, L=70mm, F=33800N	THK	Outer Diameter (D): 58 mm (0/-0.074) \| Nut Length (L): 70 mm \| Flange Diameter (D1): 98 mm \| Flange Height (H): 12 mm \| Bolt Hole Diameter (B): 11.0 mm \| Bolt PCD: 76 mm \| Mounting Type: Flange (4-bolt) \| Compatible Shaft: CS40 \| Dynamic Allowable Thrust (F): 33800 N \| Flange Static Allowable Load (P): 106000 N \| Note: Ground shaft (K type) available on order; rolled shaft (T type) is standard
DCM45	THK Ball Screw Nut DCM45 (flange), D=64mm, L=75mm, F=42100N	THK	Outer Diameter (D): 64 mm (0/-0.074) \| Nut Length (L): 75 mm \| Flange Diameter (D1): 104 mm \| Flange Height (H): 12 mm \| Bolt Hole Diameter (B): 11.0 mm \| Bolt PCD: 80 mm \| Mounting Type: Flange (4-bolt) \| Compatible Shaft: CS45 \| Dynamic Allowable Thrust (F): 42100 N \| Flange Static Allowable Load (P): 125000 N \| Note: Ground shaft (K type) available on order; rolled shaft (T type) is standard
DCM50	THK Ball Screw Nut DCM50 (flange), D=68mm, L=80mm, F=50100N	THK	Outer Diameter (D): 68 mm (0/-0.074) \| Nut Length (L): 80 mm \| Flange Diameter (D1): 109 mm \| Flange Height (H): 12 mm \| Bolt Hole Diameter (B): 11.0 mm \| Bolt PCD: 85 mm \| Mounting Type: Flange (4-bolt) \| Compatible Shaft: CS50 \| Dynamic Allowable Thrust (F): 50100 N \| Flange Static Allowable Load (P): 128000 N \| Note: Ground shaft (K type) available on order; rolled shaft (T type) is standard

[THK] — Ball Screw Shaft CS

THK CS type Ball Screw Shaft (rolled type T). Outer diameter Dk = 12~50mm, lead 2~8mm. Standard lengths 1000~3000mm; max lengths up to 5000mm. Dynamic allowable thrust F = 2840~42100 N. Ground shaft (K type) available on order — contact THK for max length.

Brand: THK Category: Ball Screws 13 models

Product Code	Description	Brand	Spec
CS12	THK Ball Screw Shaft CS12, Dk=12mm, lead=2mm, F=2840N	THK	Outer Diameter (Dk): 12 mm \| Effective Diameter (D0): 11.0 mm \| Root Diameter (Dr): 9.5 mm \| Lead: 2 mm \| Lead Angle: 3°19' \| Standard Length: 1000 mm \| Max Length (rolled T): 1500 mm \| Dynamic Allowable Thrust (F): 2840 N \| Nut Mass: 40 g \| Shaft Mass: 0.8 kg/m \| Ground Type (K): available on order
CS14	THK Ball Screw Shaft CS14, Dk=14mm, lead=3mm, F=3630N	THK	Outer Diameter (Dk): 14 mm \| Effective Diameter (D0): 12.5 mm \| Root Diameter (Dr): 10.5 mm \| Lead: 3 mm \| Lead Angle: 4°22' \| Standard Length: 1000 mm \| Max Length (rolled T): 1500 mm \| Dynamic Allowable Thrust (F): 3630 N \| Nut Mass: 45 g \| Shaft Mass: 1.0 kg/m \| Ground Type (K): available on order
CS16	THK Ball Screw Shaft CS16, Dk=16mm, lead=3mm, F=4900N	THK	Outer Diameter (Dk): 16 mm \| Effective Diameter (D0): 14.5 mm \| Root Diameter (Dr): 12.5 mm \| Lead: 3 mm \| Lead Angle: 3°46' \| Standard Length: 1000 mm \| Max Length (rolled T): 1500 mm \| Dynamic Allowable Thrust (F): 4900 N \| Nut Mass: 75 g \| Shaft Mass: 1.3 kg/m \| Ground Type (K): available on order
CS18	THK Ball Screw Shaft CS18, Dk=18mm, lead=4mm, F=6860N	THK	Outer Diameter (Dk): 18 mm \| Effective Diameter (D0): 16.0 mm \| Root Diameter (Dr): 13.5 mm \| Lead: 4 mm \| Lead Angle: 4°33' \| Standard Length: 1000 mm \| Max Length (rolled T): 2000 mm \| Dynamic Allowable Thrust (F): 6860 N \| Nut Mass: 120 g \| Shaft Mass: 1.6 kg/m \| Ground Type (K): available on order
CS20	THK Ball Screw Shaft CS20, Dk=20mm, lead=4mm, F=7650N	THK	Outer Diameter (Dk): 20 mm \| Effective Diameter (D0): 18.0 mm \| Root Diameter (Dr): 15.5 mm \| Lead: 4 mm \| Lead Angle: 4°03' \| Standard Length: 1500 mm \| Max Length (rolled T): 2000 mm \| Dynamic Allowable Thrust (F): 7650 N \| Nut Mass: 110 g \| Shaft Mass: 2.0 kg/m \| Ground Type (K): available on order
CS22	THK Ball Screw Shaft CS22, Dk=22mm, lead=5mm, F=9900N	THK	Outer Diameter (Dk): 22 mm \| Effective Diameter (D0): 19.5 mm \| Root Diameter (Dr): 16.5 mm \| Lead: 5 mm \| Lead Angle: 4°40' \| Standard Length: 1500 mm \| Max Length (rolled T): 2500 mm \| Dynamic Allowable Thrust (F): 9900 N \| Nut Mass: 180 g \| Shaft Mass: 2.3 kg/m \| Ground Type (K): available on order
CS25	THK Ball Screw Shaft CS25, Dk=25mm, lead=5mm, F=11400N	THK	Outer Diameter (Dk): 25 mm \| Effective Diameter (D0): 22.5 mm \| Root Diameter (Dr): 19.5 mm \| Lead: 5 mm \| Lead Angle: 4°03' \| Standard Length: 1500 mm \| Max Length (rolled T): 3000 mm \| Dynamic Allowable Thrust (F): 11400 N \| Nut Mass: 155 g \| Shaft Mass: 3.1 kg/m \| Ground Type (K): available on order
CS28	THK Ball Screw Shaft CS28, Dk=28mm, lead=5mm, F=14400N	THK	Outer Diameter (Dk): 28 mm \| Effective Diameter (D0): 25.5 mm \| Root Diameter (Dr): 22.5 mm \| Lead: 5 mm \| Lead Angle: 3°34' \| Standard Length: 2000 mm \| Max Length (rolled T): 3000 mm \| Dynamic Allowable Thrust (F): 14400 N \| Nut Mass: 280 g \| Shaft Mass: 4.0 kg/m \| Ground Type (K): available on order
CS32	THK Ball Screw Shaft CS32, Dk=32mm, lead=6mm, F=17100N	THK	Outer Diameter (Dk): 32 mm \| Effective Diameter (D0): 29.0 mm \| Root Diameter (Dr): 25.5 mm \| Lead: 6 mm \| Lead Angle: 3°46' \| Standard Length: 2000 mm \| Max Length (rolled T): 4000 mm \| Dynamic Allowable Thrust (F): 17100 N \| Nut Mass: 230 g \| Shaft Mass: 5.2 kg/m \| Ground Type (K): available on order
CS36	THK Ball Screw Shaft CS36, Dk=36mm, lead=6mm, F=21200N	THK	Outer Diameter (Dk): 36 mm \| Effective Diameter (D0): 33.0 mm \| Root Diameter (Dr): 29.5 mm \| Lead: 6 mm \| Lead Angle: 3°19' \| Standard Length: 2000 mm \| Max Length (rolled T): 4000 mm \| Dynamic Allowable Thrust (F): 21200 N \| Nut Mass: 380 g \| Shaft Mass: 6.7 kg/m \| Ground Type (K): available on order
CS40	THK Ball Screw Shaft CS40, Dk=40mm, lead=6mm, F=27500N	THK	Outer Diameter (Dk): 40 mm \| Effective Diameter (D0): 37.0 mm \| Root Diameter (Dr): 33.5 mm \| Lead: 6 mm \| Lead Angle: 2°57' \| Standard Length: 2000 mm \| Max Length (rolled T): 4000 mm \| Dynamic Allowable Thrust (F): 27500 N \| Nut Mass: 520 g \| Shaft Mass: 8.4 kg/m \| Ground Type (K): available on order
CS45	THK Ball Screw Shaft CS45, Dk=45mm, lead=8mm, F=34900N	THK	Outer Diameter (Dk): 45 mm \| Effective Diameter (D0): 41.0 mm \| Root Diameter (Dr): 36.5 mm \| Lead: 8 mm \| Lead Angle: 3°33' \| Standard Length: 3000 mm \| Max Length (rolled T): 5000 mm \| Dynamic Allowable Thrust (F): 34900 N \| Nut Mass: 730 g \| Shaft Mass: 10.4 kg/m \| Ground Type (K): available on order
CS50	THK Ball Screw Shaft CS50, Dk=50mm, lead=8mm, F=42100N	THK	Outer Diameter (Dk): 50 mm \| Effective Diameter (D0): 46.0 mm \| Root Diameter (Dr): 41.5 mm \| Lead: 8 mm \| Lead Angle: 3°10' \| Standard Length: 3000 mm \| Max Length (rolled T): 5000 mm \| Dynamic Allowable Thrust (F): 42100 N \| Nut Mass: 810 g \| Shaft Mass: 13.0 kg/m \| Ground Type (K): available on order

[THK] — Ball Screw Shaft End H-Type (H1/H2/H3, for FK/EK Support Unit)

THK recommended shaft end profile H-type (H1, H2, H3) for ball screws. Designed for use with FK-type and EK-type support units. Covers ball screw shaft diameters φ6~40mm. H1: plain, H2: with keyway, H3: with chamfer. Specify shape code at end of ball screw part number (e.g. -H2K).

Brand: THK Category: Ball Screws 15 models

Product Code	Description	Brand	Spec
H-d6-FK4	THK Shaft End H-type, φ6mm, FK4/EK4	THK	Ball Screw Shaft Diameter: φ6mm \| Support Unit: FK4 / EK4 \| Bearing Shaft Dia A: 4mm \| B: 3mm \| Thread Length E: 23mm \| F: 5mm \| Thread M: M4×0.5 \| S: 7mm \| Shape: H1 (plain) / H2 (keyway) / H3 (chamfer) \| Type: Shaft End Profile for FK/EK Support Unit
H-d8-FK5	THK Shaft End H-type, φ8mm, FK5/EK5	THK	Ball Screw Shaft Diameter: φ8mm \| Support Unit: FK5 / EK5 \| Bearing Shaft Dia A: 5mm \| B: 4mm \| Thread Length E: 25mm \| F: 6mm \| Thread M: M5×0.5 \| S: 7mm \| Shape: H1 (plain) / H2 (keyway) / H3 (chamfer) \| Type: Shaft End Profile for FK/EK Support Unit
H-d10-FK6	THK Shaft End H-type, φ10mm, FK6/EK6	THK	Ball Screw Shaft Diameter: φ10mm \| Support Unit: FK6 / EK6 \| Bearing Shaft Dia A: 6mm \| B: 4mm \| Thread Length E: 30mm \| F: 8mm \| Thread M: M6×0.75 \| S: 8mm \| Shape: H1 (plain) / H2 (keyway) / H3 (chamfer) \| Type: Shaft End Profile for FK/EK Support Unit
H-d12-FK8	THK Shaft End H-type, φ12mm, FK8/EK8	THK	Ball Screw Shaft Diameter: φ12mm \| Support Unit: FK8 / EK8 \| Bearing Shaft Dia A: 8mm \| B: 6mm \| Thread Length E: 35mm \| F: 9mm \| Thread M: M8×1 \| S: 10mm \| Shape: H1 (plain) / H2 (keyway) / H3 (chamfer) \| Type: Shaft End Profile for FK/EK Support Unit
H-d14-FK10	THK Shaft End H-type, φ14mm, FK10/EK10	THK	Ball Screw Shaft Diameter: φ14mm \| Support Unit: FK10 / EK10 \| Bearing Shaft Dia A: 10mm \| B: 8mm \| Thread Length E: 36mm \| F: 15mm \| Thread M: M10×1 \| S: 11mm \| Shape: H1 (plain) / H2 (keyway) / H3 (chamfer) \| Type: Shaft End Profile for FK/EK Support Unit
H-d15-FK10	THK Shaft End H-type, φ15mm, FK10/EK10	THK	Ball Screw Shaft Diameter: φ15mm \| Support Unit: FK10 / EK10 \| Bearing Shaft Dia A: 10mm \| B: 8mm \| Thread Length E: 36mm \| F: 15mm \| Thread M: M10×1 \| S: 11mm \| Shape: H1 (plain) / H2 (keyway) / H3 (chamfer) \| Type: Shaft End Profile for FK/EK Support Unit
H-d16-FK12	THK Shaft End H-type, φ16mm, FK12/EK12	THK	Ball Screw Shaft Diameter: φ16mm \| Support Unit: FK12 / EK12 \| Bearing Shaft Dia A: 12mm \| B: 10mm \| Thread Length E: 36mm \| F: 15mm \| Thread M: M12×1 \| S: 11mm \| Shape: H1 (plain) / H2 (keyway) / H3 (chamfer) \| Type: Shaft End Profile for FK/EK Support Unit
H-d18-FK12	THK Shaft End H-type, φ18mm, FK12/EK12	THK	Ball Screw Shaft Diameter: φ18mm \| Support Unit: FK12 / EK12 \| Bearing Shaft Dia A: 12mm \| B: 10mm \| Thread Length E: 36mm \| F: 15mm \| Thread M: M12×1 \| S: 11mm \| Shape: H1 (plain) / H2 (keyway) / H3 (chamfer) \| Type: Shaft End Profile for FK/EK Support Unit
H-d20-FK15	THK Shaft End H-type, φ20mm, FK15/EK15	THK	Ball Screw Shaft Diameter: φ20mm \| Support Unit: FK15 / EK15 \| Bearing Shaft Dia A: 15mm \| B: 12mm \| Thread Length E: 49mm \| F: 20mm \| Thread M: M15×1 \| S: 13mm \| Shape: H1 (plain) / H2 (keyway) / H3 (chamfer) \| Type: Shaft End Profile for FK/EK Support Unit
H-d25-FK15	THK Shaft End H-type, φ25mm, FK15/EK15	THK	Ball Screw Shaft Diameter: φ25mm \| Support Unit: FK15 / EK15 \| Bearing Shaft Dia A: 15mm \| B: 12mm \| Thread Length E: 49mm \| F: 20mm \| Thread M: M15×1 \| S: 13mm \| Shape: H1 (plain) / H2 (keyway) / H3 (chamfer) \| Type: Shaft End Profile for FK/EK Support Unit
H-d28-FK20	THK Shaft End H-type, φ28mm, FK20/EK20	THK	Ball Screw Shaft Diameter: φ28mm \| Support Unit: FK20 / EK20 \| Bearing Shaft Dia A: 20mm \| B: 17mm \| Thread Length E: 64mm \| F: 25mm \| Thread M: M20×1 \| S: 17mm \| Shape: H1 (plain) / H2 (keyway) / H3 (chamfer) \| Type: Shaft End Profile for FK/EK Support Unit
H-d30-FK20	THK Shaft End H-type, φ30mm, FK20/EK20	THK	Ball Screw Shaft Diameter: φ30mm \| Support Unit: FK20 / EK20 \| Bearing Shaft Dia A: 20mm \| B: 17mm \| Thread Length E: 64mm \| F: 25mm \| Thread M: M20×1 \| S: 17mm \| Shape: H1 (plain) / H2 (keyway) / H3 (chamfer) \| Type: Shaft End Profile for FK/EK Support Unit
H-d32-FK20	THK Shaft End H-type, φ32mm, FK20/EK20	THK	Ball Screw Shaft Diameter: φ32mm \| Support Unit: FK20 / EK20 \| Bearing Shaft Dia A: 20mm \| B: 17mm \| Thread Length E: 64mm \| F: 25mm \| Thread M: M20×1 \| S: 17mm \| Shape: H1 (plain) / H2 (keyway) / H3 (chamfer) \| Type: Shaft End Profile for FK/EK Support Unit
H-d36-FK25	THK Shaft End H-type, φ36mm, FK25/N/A	THK	Ball Screw Shaft Diameter: φ36mm \| Support Unit: FK25 / N/A \| Bearing Shaft Dia A: 25mm \| B: 20mm \| Thread Length E: 76mm \| F: 30mm \| Thread M: M25×1.5 \| S: 20mm \| Shape: H1 (plain) / H2 (keyway) / H3 (chamfer) \| Type: Shaft End Profile for FK/EK Support Unit
H-d40-FK30	THK Shaft End H-type, φ40mm, FK30/N/A	THK	Ball Screw Shaft Diameter: φ40mm \| Support Unit: FK30 / N/A \| Bearing Shaft Dia A: 30mm \| B: 25mm \| Thread Length E: 72mm \| F: 38mm \| Thread M: M30×1.5 \| S: 25mm \| Shape: H1 (plain) / H2 (keyway) / H3 (chamfer) \| Type: Shaft End Profile for FK/EK Support Unit

[THK] — Ball Screw Shaft End J-Type (J1/J2/J3, for BK Support Unit)

THK recommended shaft end profile J-type (J1, J2, J3) for ball screws. Designed for use with BK-type fixed-side support units. Covers ball screw shaft diameters φ14~55mm. J1: plain, J2: with keyway, J3: with chamfer. Specify shape code at end of ball screw part number (e.g. -J2K).

Brand: THK Category: Ball Screws 14 models

Product Code	Description	Brand	Spec
J-d14-BK10	THK Shaft End J-type, φ14mm, BK10	THK	Ball Screw Shaft Diameter: φ14mm \| Support Unit: BK10 \| Bearing Shaft Dia A: 10mm \| B: 8mm \| Thread Length E: 39mm \| F: 15mm \| Thread M: M10×1 \| Shape: J1 (plain) / J2 (keyway) / J3 (chamfer) \| Type: Shaft End Profile for BK Support Unit (Fixed Side)
J-d15-BK10	THK Shaft End J-type, φ15mm, BK10	THK	Ball Screw Shaft Diameter: φ15mm \| Support Unit: BK10 \| Bearing Shaft Dia A: 10mm \| B: 8mm \| Thread Length E: 39mm \| F: 15mm \| Thread M: M10×1 \| Shape: J1 (plain) / J2 (keyway) / J3 (chamfer) \| Type: Shaft End Profile for BK Support Unit (Fixed Side)
J-d16-BK12	THK Shaft End J-type, φ16mm, BK12	THK	Ball Screw Shaft Diameter: φ16mm \| Support Unit: BK12 \| Bearing Shaft Dia A: 12mm \| B: 10mm \| Thread Length E: 39mm \| F: 15mm \| Thread M: M12×1 \| Shape: J1 (plain) / J2 (keyway) / J3 (chamfer) \| Type: Shaft End Profile for BK Support Unit (Fixed Side)
J-d18-BK12	THK Shaft End J-type, φ18mm, BK12	THK	Ball Screw Shaft Diameter: φ18mm \| Support Unit: BK12 \| Bearing Shaft Dia A: 12mm \| B: 10mm \| Thread Length E: 39mm \| F: 15mm \| Thread M: M12×1 \| Shape: J1 (plain) / J2 (keyway) / J3 (chamfer) \| Type: Shaft End Profile for BK Support Unit (Fixed Side)
J-d20-BK15	THK Shaft End J-type, φ20mm, BK15	THK	Ball Screw Shaft Diameter: φ20mm \| Support Unit: BK15 \| Bearing Shaft Dia A: 15mm \| B: 12mm \| Thread Length E: 40mm \| F: 20mm \| Thread M: M15×1 \| Shape: J1 (plain) / J2 (keyway) / J3 (chamfer) \| Type: Shaft End Profile for BK Support Unit (Fixed Side)
J-d25-BK17	THK Shaft End J-type, φ25mm, BK17	THK	Ball Screw Shaft Diameter: φ25mm \| Support Unit: BK17 \| Bearing Shaft Dia A: 17mm \| B: 15mm \| Thread Length E: 53mm \| F: 23mm \| Thread M: M17×1 \| Shape: J1 (plain) / J2 (keyway) / J3 (chamfer) \| Type: Shaft End Profile for BK Support Unit (Fixed Side)
J-d28-BK20	THK Shaft End J-type, φ28mm, BK20	THK	Ball Screw Shaft Diameter: φ28mm \| Support Unit: BK20 \| Bearing Shaft Dia A: 20mm \| B: 17mm \| Thread Length E: 53mm \| F: 25mm \| Thread M: M20×1 \| Shape: J1 (plain) / J2 (keyway) / J3 (chamfer) \| Type: Shaft End Profile for BK Support Unit (Fixed Side)
J-d30-BK20	THK Shaft End J-type, φ30mm, BK20	THK	Ball Screw Shaft Diameter: φ30mm \| Support Unit: BK20 \| Bearing Shaft Dia A: 20mm \| B: 17mm \| Thread Length E: 53mm \| F: 25mm \| Thread M: M20×1 \| Shape: J1 (plain) / J2 (keyway) / J3 (chamfer) \| Type: Shaft End Profile for BK Support Unit (Fixed Side)
J-d32-BK20	THK Shaft End J-type, φ32mm, BK20	THK	Ball Screw Shaft Diameter: φ32mm \| Support Unit: BK20 \| Bearing Shaft Dia A: 20mm \| B: 17mm \| Thread Length E: 53mm \| F: 25mm \| Thread M: M20×1 \| Shape: J1 (plain) / J2 (keyway) / J3 (chamfer) \| Type: Shaft End Profile for BK Support Unit (Fixed Side)
J-d36-BK25	THK Shaft End J-type, φ36mm, BK25	THK	Ball Screw Shaft Diameter: φ36mm \| Support Unit: BK25 \| Bearing Shaft Dia A: 25mm \| B: 20mm \| Thread Length E: 65mm \| F: 30mm \| Thread M: M25×1.5 \| Shape: J1 (plain) / J2 (keyway) / J3 (chamfer) \| Type: Shaft End Profile for BK Support Unit (Fixed Side)
J-d40-BK30	THK Shaft End J-type, φ40mm, BK30	THK	Ball Screw Shaft Diameter: φ40mm \| Support Unit: BK30 \| Bearing Shaft Dia A: 30mm \| B: 25mm \| Thread Length E: 72mm \| F: 38mm \| Thread M: M30×1.5 \| Shape: J1 (plain) / J2 (keyway) / J3 (chamfer) \| Type: Shaft End Profile for BK Support Unit (Fixed Side)
J-d45-BK35	THK Shaft End J-type, φ45mm, BK35	THK	Ball Screw Shaft Diameter: φ45mm \| Support Unit: BK35 \| Bearing Shaft Dia A: 35mm \| B: 30mm \| Thread Length E: 83mm \| F: 45mm \| Thread M: M35×1.5 \| Shape: J1 (plain) / J2 (keyway) / J3 (chamfer) \| Type: Shaft End Profile for BK Support Unit (Fixed Side)
J-d50-BK40	THK Shaft End J-type, φ50mm, BK40	THK	Ball Screw Shaft Diameter: φ50mm \| Support Unit: BK40 \| Bearing Shaft Dia A: 40mm \| B: 35mm \| Thread Length E: 98mm \| F: 50mm \| Thread M: M40×1.5 \| Shape: J1 (plain) / J2 (keyway) / J3 (chamfer) \| Type: Shaft End Profile for BK Support Unit (Fixed Side)
J-d55-BK40	THK Shaft End J-type, φ55mm, BK40	THK	Ball Screw Shaft Diameter: φ55mm \| Support Unit: BK40 \| Bearing Shaft Dia A: 40mm \| B: 35mm \| Thread Length E: 98mm \| F: 50mm \| Thread M: M40×1.5 \| Shape: J1 (plain) / J2 (keyway) / J3 (chamfer) \| Type: Shaft End Profile for BK Support Unit (Fixed Side)

[THK] — Ball Screw Shaft End K-Type (for FF/EF/BF Support Unit, Support Side)

THK recommended shaft end profile K-type for ball screws. Designed for use with FF-type, EF-type, and BF-type support-side support units. Snap ring groove design. Covers ball screw shaft diameters φ8~55mm. Specify shape code K at end of ball screw part number (e.g. -H2K).

Brand: THK Category: Ball Screws 17 models

Product Code	Description	Brand	Spec
K-d8-FF6	THK Shaft End K-type, φ8mm, FF6/EF6	THK	Ball Screw Shaft Diameter: φ8mm \| Compatible Support Units: FF6/EF6 \| Bearing Shaft Dia A: 6mm \| Snap Ring Groove Length E: 9mm \| Type: Shaft End Profile K (Support Side, Snap Ring)
K-d12-EF8	THK Shaft End K-type, φ12mm, EF8	THK	Ball Screw Shaft Diameter: φ12mm \| Compatible Support Units: EF8 \| Bearing Shaft Dia A: 6mm \| Snap Ring Groove Length E: 9mm \| Type: Shaft End Profile K (Support Side, Snap Ring)
K-d14-FF10	THK Shaft End K-type, φ14mm, FF10/EF10/BF10	THK	Ball Screw Shaft Diameter: φ14mm \| Compatible Support Units: FF10/EF10/BF10 \| Bearing Shaft Dia A: 8mm \| Snap Ring Groove Length E: 10mm \| Type: Shaft End Profile K (Support Side, Snap Ring)
K-d15-FF10	THK Shaft End K-type, φ15mm, FF10/EF10/BF10	THK	Ball Screw Shaft Diameter: φ15mm \| Compatible Support Units: FF10/EF10/BF10 \| Bearing Shaft Dia A: 8mm \| Snap Ring Groove Length E: 10mm \| Type: Shaft End Profile K (Support Side, Snap Ring)
K-d16-FF12	THK Shaft End K-type, φ16mm, FF12/EF12/BF12	THK	Ball Screw Shaft Diameter: φ16mm \| Compatible Support Units: FF12/EF12/BF12 \| Bearing Shaft Dia A: 10mm \| Snap Ring Groove Length E: 11mm \| Type: Shaft End Profile K (Support Side, Snap Ring)
K-d18-FF12	THK Shaft End K-type, φ18mm, FF12/EF12/BF12	THK	Ball Screw Shaft Diameter: φ18mm \| Compatible Support Units: FF12/EF12/BF12 \| Bearing Shaft Dia A: 10mm \| Snap Ring Groove Length E: 11mm \| Type: Shaft End Profile K (Support Side, Snap Ring)
K-d20-FF15	THK Shaft End K-type, φ20mm, FF15/EF15/BF15	THK	Ball Screw Shaft Diameter: φ20mm \| Compatible Support Units: FF15/EF15/BF15 \| Bearing Shaft Dia A: 15mm \| Snap Ring Groove Length E: 13mm \| Type: Shaft End Profile K (Support Side, Snap Ring)
K-d25-FF15	THK Shaft End K-type, φ25mm, FF15/EF15/BF15	THK	Ball Screw Shaft Diameter: φ25mm \| Compatible Support Units: FF15/EF15/BF15 \| Bearing Shaft Dia A: 15mm \| Snap Ring Groove Length E: 13mm \| Type: Shaft End Profile K (Support Side, Snap Ring)
K-d25-BF17	THK Shaft End K-type, φ25mm, BF17	THK	Ball Screw Shaft Diameter: φ25mm \| Compatible Support Units: BF17 \| Bearing Shaft Dia A: 17mm \| Snap Ring Groove Length E: 16mm \| Type: Shaft End Profile K (Support Side, Snap Ring)
K-d28-FF20	THK Shaft End K-type, φ28mm, FF20/EF20/BF20	THK	Ball Screw Shaft Diameter: φ28mm \| Compatible Support Units: FF20/EF20/BF20 \| Bearing Shaft Dia A: 20mm \| Snap Ring Groove Length E: 19mm \| Type: Shaft End Profile K (Support Side, Snap Ring)
K-d30-FF20	THK Shaft End K-type, φ30mm, FF20/EF20/BF20	THK	Ball Screw Shaft Diameter: φ30mm \| Compatible Support Units: FF20/EF20/BF20 \| Bearing Shaft Dia A: 20mm \| Snap Ring Groove Length E: 19mm \| Type: Shaft End Profile K (Support Side, Snap Ring)
K-d32-FF20	THK Shaft End K-type, φ32mm, FF20/EF20/BF20	THK	Ball Screw Shaft Diameter: φ32mm \| Compatible Support Units: FF20/EF20/BF20 \| Bearing Shaft Dia A: 20mm \| Snap Ring Groove Length E: 19mm \| Type: Shaft End Profile K (Support Side, Snap Ring)
K-d36-FF25	THK Shaft End K-type, φ36mm, FF25/BF25	THK	Ball Screw Shaft Diameter: φ36mm \| Compatible Support Units: FF25/BF25 \| Bearing Shaft Dia A: 25mm \| Snap Ring Groove Length E: 20mm \| Type: Shaft End Profile K (Support Side, Snap Ring)
K-d40-FF30	THK Shaft End K-type, φ40mm, FF30/BF30	THK	Ball Screw Shaft Diameter: φ40mm \| Compatible Support Units: FF30/BF30 \| Bearing Shaft Dia A: 30mm \| Snap Ring Groove Length E: 21mm \| Type: Shaft End Profile K (Support Side, Snap Ring)
K-d45-BF35	THK Shaft End K-type, φ45mm, BF35	THK	Ball Screw Shaft Diameter: φ45mm \| Compatible Support Units: BF35 \| Bearing Shaft Dia A: 35mm \| Snap Ring Groove Length E: 22mm \| Type: Shaft End Profile K (Support Side, Snap Ring)
K-d50-BF40	THK Shaft End K-type, φ50mm, BF40	THK	Ball Screw Shaft Diameter: φ50mm \| Compatible Support Units: BF40 \| Bearing Shaft Dia A: 40mm \| Snap Ring Groove Length E: 23mm \| Type: Shaft End Profile K (Support Side, Snap Ring)
K-d55-BF40	THK Shaft End K-type, φ55mm, BF40	THK	Ball Screw Shaft Diameter: φ55mm \| Compatible Support Units: BF40 \| Bearing Shaft Dia A: 40mm \| Snap Ring Groove Length E: 23mm \| Type: Shaft End Profile K (Support Side, Snap Ring)

[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] — BF Support Unit (Support Side, Square Type, for Ball Screw)

THK BF-type Ball Screw Support Unit (support side, square housing). Deep groove ball bearing with snap ring for simple support-side mounting. Compact and simple installation. Shaft diameter range φ8~40mm.

Brand: THK Category: Ball Screws 9 models

Product Code	Description	Brand	Spec
BF10	THK BF10, Support Side Unit, φ8mm	THK	Shaft Diameter: φ8mm \| Housing Length L: 20mm \| Width B: 60mm \| Height H: 39mm \| b: 30mm \| h1: 22mm \| B1: 34mm \| H1: 32.5mm \| Bearing: 608ZZ \| Snap Ring: C8 \| Mass: 0.29kg \| Type: Support Side, Square Housing (BF)
BF12	THK BF12, Support Side Unit, φ10mm	THK	Shaft Diameter: φ10mm \| Housing Length L: 20mm \| Width B: 60mm \| Height H: 43mm \| b: 30mm \| h1: 25mm \| B1: 35mm \| H1: 32.5mm \| Bearing: 6000ZZ \| Snap Ring: C10 \| Mass: 0.3kg \| Type: Support Side, Square Housing (BF)
BF15	THK BF15, Support Side Unit, φ15mm	THK	Shaft Diameter: φ15mm \| Housing Length L: 20mm \| Width B: 70mm \| Height H: 48mm \| b: 35mm \| h1: 28mm \| B1: 40mm \| H1: 38.0mm \| Bearing: 6002ZZ \| Snap Ring: C15 \| Mass: 0.38kg \| Type: Support Side, Square Housing (BF)
BF17	THK BF17, Support Side Unit, φ17mm	THK	Shaft Diameter: φ17mm \| Housing Length L: 23mm \| Width B: 86mm \| Height H: 64mm \| b: 43mm \| h1: 39mm \| B1: 50mm \| H1: 55.0mm \| Bearing: 6203ZZ \| Snap Ring: C17 \| Mass: 0.74kg \| Type: Support Side, Square Housing (BF)
BF20	THK BF20, Support Side Unit, φ20mm	THK	Shaft Diameter: φ20mm \| Housing Length L: 26mm \| Width B: 88mm \| Height H: 60mm \| b: 44mm \| h1: 34mm \| B1: 52mm \| H1: 50.0mm \| Bearing: 6004ZZ \| Snap Ring: C20 \| Mass: 0.76kg \| Type: Support Side, Square Housing (BF)
BF25	THK BF25, Support Side Unit, φ25mm	THK	Shaft Diameter: φ25mm \| Housing Length L: 30mm \| Width B: 106mm \| Height H: 80mm \| b: 53mm \| h1: 48mm \| B1: 64mm \| H1: 70.0mm \| Bearing: 6205ZZ \| Snap Ring: C25 \| Mass: 1.42kg \| Type: Support Side, Square Housing (BF)
BF30	THK BF30, Support Side Unit, φ30mm	THK	Shaft Diameter: φ30mm \| Housing Length L: 32mm \| Width B: 128mm \| Height H: 89mm \| b: 64mm \| h1: 51mm \| B1: 76mm \| H1: 78.0mm \| Bearing: 6206ZZ \| Snap Ring: C30 \| Mass: 1.97kg \| Type: Support Side, Square Housing (BF)
BF35	THK BF35, Support Side Unit, φ35mm	THK	Shaft Diameter: φ35mm \| Housing Length L: 32mm \| Width B: 140mm \| Height H: 96mm \| b: 70mm \| h1: 52mm \| B1: 88mm \| H1: 79.0mm \| Bearing: 6207ZZ \| Snap Ring: C35 \| Mass: 2.22kg \| Type: Support Side, Square Housing (BF)
BF40	THK BF40, Support Side Unit, φ40mm	THK	Shaft Diameter: φ40mm \| Housing Length L: 37mm \| Width B: 160mm \| Height H: 110mm \| b: 80mm \| h1: 60mm \| B1: 100mm \| H1: 90.0mm \| Bearing: 6208ZZ \| Snap Ring: C40 \| Mass: 3.27kg \| Type: Support Side, Square Housing (BF)

[THK] — BIF Ball Screw (Offset Preload Nut, Shaft φ20~25)

THK BIF Series Precision Ball Screw with Offset Preload Nut. Phase-shifted left/right threads eliminate axial clearance (preloaded). Compact design with smooth motion. Unfinished shaft end — easy additional machining. Shaft diameter φ20~25mm.

Brand: THK Category: Ball Screws 3 models

Product Code	Description	Brand	Spec
BIF2005-5	THK BIF2005-5, φ20 Lead5, Ca=8.3kN	THK	Shaft Diameter: φ20mm \| Lead: 5mm \| Ca: 8.3kN \| C0a: 17.4kN \| Nut OD D: 44mm \| Flange D1: 67mm \| Nut Length L1: 56mm \| PCD: 55mm \| Type: Offset Preload Nut, Unfinished Shaft End (BIF)
BIF2505-5	THK BIF2505-5, φ25 Lead5, Ca=9.2kN	THK	Shaft Diameter: φ25mm \| Lead: 5mm \| Ca: 9.2kN \| C0a: 22.0kN \| Nut OD D: 50mm \| Flange D1: 73mm \| Nut Length L1: 55mm \| PCD: 61mm \| Type: Offset Preload Nut, Unfinished Shaft End (BIF)
BIF2510A-5	THK BIF2510A-5, φ25 Lead10, Ca=15.8kN	THK	Shaft Diameter: φ25mm \| Lead: 10mm \| Ca: 15.8kN \| C0a: 33.0kN \| Nut OD D: 58mm \| Flange D1: 85mm \| Nut Length L1: 100mm \| PCD: 71mm \| Type: Offset Preload Nut, Unfinished Shaft End (BIF)

[THK] — BIF Ball Screw (Offset Preload Nut, Shaft φ28)

Brand: THK Category: Ball Screws 2 models

Product Code	Description	Brand	Spec
BIF2806-5	THK BIF2806-5, φ28 Lead6, Ca=9.6kN	THK	Shaft Diameter: φ28mm \| Lead: 6mm \| Ca: 9.6kN \| C0a: 24.6kN \| Nut OD D: 55mm \| Flange D1: 85mm \| Nut Length L1: 68mm \| PCD: 69mm \| Type: Offset Preload Nut, Unfinished Shaft End (BIF)
BIF2806-10	THK BIF2806-10, φ28 Lead6, Ca=17.5kN	THK	Shaft Diameter: φ28mm \| Lead: 6mm \| Ca: 17.5kN \| C0a: 49.4kN \| Nut OD D: 55mm \| Flange D1: 85mm \| Nut Length L1: 104mm \| PCD: 69mm \| Type: Offset Preload Nut, Unfinished Shaft End (BIF)

[THK] — BIF Ball Screw (Offset Preload Nut, Shaft φ32)

Brand: THK Category: Ball Screws 5 models

Product Code	Description	Brand	Spec
BIF3205-5	THK BIF3205-5, φ32 Lead5, Ca=10.2kN	THK	Shaft Diameter: φ32mm \| Lead: 5mm \| Ca: 10.2kN \| C0a: 28.1kN \| Nut OD D: 58mm \| Flange D1: 85mm \| Nut Length L1: 56mm \| PCD: 71mm \| Type: Offset Preload Nut, Unfinished Shaft End (BIF)
BIF3205-10	THK BIF3205-10, φ32 Lead5, Ca=18.5kN	THK	Shaft Diameter: φ32mm \| Lead: 5mm \| Ca: 18.5kN \| C0a: 56.4kN \| Nut OD D: 58mm \| Flange D1: 85mm \| Nut Length L1: 86mm \| PCD: 71mm \| Type: Offset Preload Nut, Unfinished Shaft End (BIF)
BIF3206-5	THK BIF3206-5, φ32 Lead6, Ca=13.9kN	THK	Shaft Diameter: φ32mm \| Lead: 6mm \| Ca: 13.9kN \| C0a: 35.2kN \| Nut OD D: 62mm \| Flange D1: 89mm \| Nut Length L1: 63mm \| PCD: 75mm \| Type: Offset Preload Nut, Unfinished Shaft End (BIF)
BIF3206-10	THK BIF3206-10, φ32 Lead6, Ca=25.2kN	THK	Shaft Diameter: φ32mm \| Lead: 6mm \| Ca: 25.2kN \| C0a: 70.4kN \| Nut OD D: 62mm \| Flange D1: 89mm \| Nut Length L1: 99mm \| PCD: 75mm \| Type: Offset Preload Nut, Unfinished Shaft End (BIF)
BIF3210A-5	THK BIF3210A-5, φ32 Lead10, Ca=26.1kN	THK	Shaft Diameter: φ32mm \| Lead: 10mm \| Ca: 26.1kN \| C0a: 56.2kN \| Nut OD D: 74mm \| Flange D1: 108mm \| Nut Length L1: 100mm \| PCD: 90mm \| Type: Offset Preload Nut, Unfinished Shaft End (BIF)

[THK] — BIF Ball Screw (Offset Preload Nut, Shaft φ36)

Brand: THK Category: Ball Screws 2 models

Product Code	Description	Brand	Spec
BIF3610-5	THK BIF3610-5, φ36 Lead10, Ca=27.6kN	THK	Shaft Diameter: φ36mm \| Lead: 10mm \| Ca: 27.6kN \| C0a: 63.3kN \| Nut OD D: 75mm \| Flange D1: 120mm \| Nut Length L1: 111mm \| PCD: 98mm \| Type: Offset Preload Nut, Unfinished Shaft End (BIF)
BIF3610-10	THK BIF3610-10, φ36 Lead10, Ca=50.1kN	THK	Shaft Diameter: φ36mm \| Lead: 10mm \| Ca: 50.1kN \| C0a: 126.4kN \| Nut OD D: 75mm \| Flange D1: 120mm \| Nut Length L1: 171mm \| PCD: 98mm \| Type: Offset Preload Nut, Unfinished Shaft End (BIF)

[THK] — BIF Ball Screw (Offset Preload Nut, Shaft φ40)

Brand: THK Category: Ball Screws 4 models

Product Code	Description	Brand	Spec
BIF4010-5	THK BIF4010-5, φ40 Lead10, Ca=29.0kN	THK	Shaft Diameter: φ40mm \| Lead: 10mm \| Ca: 29.0kN \| C0a: 70.4kN \| Nut OD D: 82mm \| Flange D1: 124mm \| Nut Length L1: 103mm \| PCD: 102mm \| Type: Offset Preload Nut, Unfinished Shaft End (BIF)
BIF4010-10	THK BIF4010-10, φ40 Lead10, Ca=52.7kN	THK	Shaft Diameter: φ40mm \| Lead: 10mm \| Ca: 52.7kN \| C0a: 141.1kN \| Nut OD D: 82mm \| Flange D1: 124mm \| Nut Length L1: 163mm \| PCD: 102mm \| Type: Offset Preload Nut, Unfinished Shaft End (BIF)
BIF4012-5	THK BIF4012-5, φ40 Lead12, Ca=33.9kN	THK	Shaft Diameter: φ40mm \| Lead: 12mm \| Ca: 33.9kN \| C0a: 79.2kN \| Nut OD D: 84mm \| Flange D1: 126mm \| Nut Length L1: 119mm \| PCD: 104mm \| Type: Offset Preload Nut, Unfinished Shaft End (BIF)
BIF4012-10	THK BIF4012-10, φ40 Lead12, Ca=61.6kN	THK	Shaft Diameter: φ40mm \| Lead: 12mm \| Ca: 61.6kN \| C0a: 158.8kN \| Nut OD D: 84mm \| Flange D1: 126mm \| Nut Length L1: 191mm \| PCD: 104mm \| Type: Offset Preload Nut, Unfinished Shaft End (BIF)

[THK] — BIF Ball Screw (Offset Preload Nut, Shaft φ50)

Brand: THK Category: Ball Screws 2 models

Product Code	Description	Brand	Spec
BIF5010-5	THK BIF5010-5, φ50 Lead10, Ca=32.0kN	THK	Shaft Diameter: φ50mm \| Lead: 10mm \| Ca: 32.0kN \| C0a: 88.2kN \| Nut OD D: 93mm \| Flange D1: 135mm \| Nut Length L1: 103mm \| PCD: 113mm \| Type: Offset Preload Nut, Unfinished Shaft End (BIF)
BIF5010-10	THK BIF5010-10, φ50 Lead10, Ca=58.2kN	THK	Shaft Diameter: φ50mm \| Lead: 10mm \| Ca: 58.2kN \| C0a: 176.4kN \| Nut OD D: 93mm \| Flange D1: 135mm \| Nut Length L1: 163mm \| PCD: 113mm \| Type: Offset Preload Nut, Unfinished Shaft End (BIF)

[THK] — BIF1605V-5 Ball Screw Nut Unit (Small, Shaft φ16, Lead 5mm)

THK BIF-V Series Precision Ground Ball Screw Nut Unit (Small type, preloaded). Shaft diameter φ16mm, lead 5mm. 1×2.5 ball circuit. Unfinished shaft end (BIF-V type). DN value 100,000. Flanged nut, basic dynamic load rating Ca=7.4kN, static C0a=13.9kN, rigidity K=330N/μm.

Brand: THK Category: Ball Screws 2 models

Product Code	Description	Brand	Spec
BIF1605V-5+510	THK BIF1605V-5, φ16 Lead5, L=510mm	THK	Shaft Diameter: φ16mm \| Lead: 5mm \| Shaft Total Length L: 510mm \| Nut Length L1: 56mm \| Ball Circuit: 1×2.5 \| Ca: 7.4kN \| C0a: 13.9kN \| K: 330N/μm \| Nut OD D: 40mm \| Flange D1: 60mm \| Type: Preloaded, Unfinished Shaft End
BIF1605V-5+710	THK BIF1605V-5, φ16 Lead5, L=710mm	THK	Shaft Diameter: φ16mm \| Lead: 5mm \| Shaft Total Length L: 710mm \| Nut Length L1: 56mm \| Ball Circuit: 1×2.5 \| Ca: 7.4kN \| C0a: 13.9kN \| K: 330N/μm \| Nut OD D: 40mm \| Flange D1: 60mm \| Type: Preloaded, Unfinished Shaft End

[THK] — BIF2005V-10 Ball Screw Nut Unit (Small, Shaft φ20, Lead 5mm)

THK BIF-V Series Precision Ground Ball Screw Nut Unit (Small type, preloaded). Shaft diameter φ20mm, lead 5mm. 2×2.5 ball circuit. Unfinished shaft end (BIF-V type). DN value 100,000. Flanged nut, basic dynamic load rating Ca=15.1kN, static C0a=35.0kN, rigidity K=762N/μm.

Brand: THK Category: Ball Screws 3 models

Product Code	Description	Brand	Spec
BIF2005V-10+510	THK BIF2005V-10, φ20 Lead5, L=510mm	THK	Shaft Diameter: φ20mm \| Lead: 5mm \| Shaft Total Length L: 510mm \| Nut Length L1: 86mm \| Ball Circuit: 2×2.5 \| Ca: 15.1kN \| C0a: 35.0kN \| K: 762N/μm \| Nut OD D: 44mm \| Flange D1: 67mm \| Type: Preloaded, Unfinished Shaft End
BIF2005V-10+710	THK BIF2005V-10, φ20 Lead5, L=710mm	THK	Shaft Diameter: φ20mm \| Lead: 5mm \| Shaft Total Length L: 710mm \| Nut Length L1: 86mm \| Ball Circuit: 2×2.5 \| Ca: 15.1kN \| C0a: 35.0kN \| K: 762N/μm \| Nut OD D: 44mm \| Flange D1: 67mm \| Type: Preloaded, Unfinished Shaft End
BIF2005V-10+1010	THK BIF2005V-10, φ20 Lead5, L=1010mm	THK	Shaft Diameter: φ20mm \| Lead: 5mm \| Shaft Total Length L: 1010mm \| Nut Length L1: 86mm \| Ball Circuit: 2×2.5 \| Ca: 15.1kN \| C0a: 35.0kN \| K: 762N/μm \| Nut OD D: 44mm \| Flange D1: 67mm \| Type: Preloaded, Unfinished Shaft End

[THK] — BIF2005V-5 Ball Screw Nut Unit (Small, Shaft φ20, Lead 5mm)

THK BIF-V Series Precision Ground Ball Screw Nut Unit (Small type, preloaded). Shaft diameter φ20mm, lead 5mm. 1×2.5 ball circuit. Unfinished shaft end (BIF-V type). DN value 100,000. Flanged nut, basic dynamic load rating Ca=8.3kN, static C0a=17.5kN, rigidity K=390N/μm.

Brand: THK Category: Ball Screws 3 models

Product Code	Description	Brand	Spec
BIF2005V-5+510	THK BIF2005V-5, φ20 Lead5, L=510mm	THK	Shaft Diameter: φ20mm \| Lead: 5mm \| Shaft Total Length L: 510mm \| Nut Length L1: 56mm \| Ball Circuit: 1×2.5 \| Ca: 8.3kN \| C0a: 17.5kN \| K: 390N/μm \| Nut OD D: 44mm \| Flange D1: 67mm \| Type: Preloaded, Unfinished Shaft End
BIF2005V-5+710	THK BIF2005V-5, φ20 Lead5, L=710mm	THK	Shaft Diameter: φ20mm \| Lead: 5mm \| Shaft Total Length L: 710mm \| Nut Length L1: 56mm \| Ball Circuit: 1×2.5 \| Ca: 8.3kN \| C0a: 17.5kN \| K: 390N/μm \| Nut OD D: 44mm \| Flange D1: 67mm \| Type: Preloaded, Unfinished Shaft End
BIF2005V-5+1010	THK BIF2005V-5, φ20 Lead5, L=1010mm	THK	Shaft Diameter: φ20mm \| Lead: 5mm \| Shaft Total Length L: 1010mm \| Nut Length L1: 56mm \| Ball Circuit: 1×2.5 \| Ca: 8.3kN \| C0a: 17.5kN \| K: 390N/μm \| Nut OD D: 44mm \| Flange D1: 67mm \| Type: Preloaded, Unfinished Shaft End