• THK LTR Rotary Ball Spline (Support Bearing Unit Type, LTR16~60)
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THK LTR Rotary Ball Spline (Support Bearing Unit Type, LTR16~60)

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

Rotary Ball Spline with integrated support bearing — compact unit type.

Key features

  • 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

Specifications

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)
LTR16 THK Rotary Ball Spline LTR, shaft d1=4.5mm, nut OD φ52mm | 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 | 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 | 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 | 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 | 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 | 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 | 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)
Ball SplinesTHK
7 product codes available in this family
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THK LTR Rotary Ball Spline (Support Bearing Unit Type, LTR16~60)

Brand THK·Ball Splines

Available part numbers (7)

LTR16, LTR20, LTR25, LTR32, LTR40, LTR50, LTR60

How to order

Send the THK part numbers and quantities through our RFQ form or to info@prosourcemro.com. We confirm price, availability and lead time within 1 business day — no account needed.

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Product codes & specifications
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RFQ List (0)
Product codeSpec
LTR16THK Rotary Ball Spline LTR, shaft d1=4.5mm, nut OD φ52mm | 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)
LTR20THK Rotary Ball Spline LTR, shaft d1=4.5mm, nut OD φ56mm | 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)
LTR25THK Rotary Ball Spline LTR, shaft d1=4.5mm, nut OD φ62mm | 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)
LTR32THK Rotary Ball Spline LTR, shaft d1=6.6mm, nut OD φ80mm | 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)
LTR40THK Rotary Ball Spline LTR, shaft d1=9mm, nut OD φ100mm | 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)
LTR50THK Rotary Ball Spline LTR, shaft d1=11mm, nut OD φ120mm | 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)
LTR60THK Rotary Ball Spline LTR, shaft d1=11mm, nut OD φ134mm | 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)

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