• THK Linear Roller Guide LRA / LRA-Z (Slim Type)
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THK Linear Roller Guide LRA / LRA-Z (Slim Type)

THK Linear Roller Guide LRA / LRA-Z (Slim Type)

THK LRA / LRA-Z type Linear Roller Guide, slim design.

Key features

  • Width W1 = 15~50mm; narrower rail width W0 vs standard LR for space-saving installations
  • LRA-Z type (W1 15~32mm) includes ball retainer
  • Basic dynamic load rating C = 21.6~285 kN; static C0 = 39.9~577 kN
  • Same load ratings as LR series with reduced overall width
LRA1547Z THK Linear Roller Guide LRA1547Z (slim), W1=15mm, W0=22.2mm, C=21.6kN, 54g | Type: LRA-Z (with ball retainer) | Width (W1): 15 mm | Length (L): 47 mm | Thickness (T): 16.0 mm | Rail Width (W0): 22.2 mm | Mass: 54 g | Basic Dynamic Load Rating C: 21.6 kN | Basic Static Load Rating C0: 39.9 kN | Note: Slim type — narrower W0 vs LR series (Note: socket head cap bolt may cause interference)
LRA2055Z THK Linear Roller Guide LRA2055Z (slim), W1=20mm, W0=30.0mm, C=38.9kN, 104g | Type: LRA-Z (with ball retainer) | Width (W1): 20 mm | Length (L): 55 mm | Thickness (T): 17.3 mm | Rail Width (W0): 30.0 mm | Mass: 104 g | Basic Dynamic Load Rating C: 38.9 kN | Basic Static Load Rating C0: 84.9 kN | Note: Slim type — narrower W0 vs LR series (Note: socket head cap bolt may cause interference)
LRA2565Z THK Linear Roller Guide LRA2565Z (slim), W1=25mm, W0=38.1mm, C=55.0kN, 180g | Type: LRA-Z (with ball retainer) | Width (W1): 25 mm | Length (L): 65 mm | Thickness (T): 20.6 mm | Rail Width (W0): 38.1 mm | Mass: 180 g | Basic Dynamic Load Rating C: 55.0 kN | Basic Static Load Rating C0: 113.0 kN | Note: Slim type — narrower W0 vs LR series (Note: socket head cap bolt may cause interference)
LRA3275Z THK Linear Roller Guide LRA3275Z (slim), W1=32mm, W0=45.0mm, C=88.0kN, 310g | Type: LRA-Z (with ball retainer) | Width (W1): 32 mm | Length (L): 75 mm | Thickness (T): 21.6 mm | Rail Width (W0): 45.0 mm | Mass: 310 g | Basic Dynamic Load Rating C: 88.0 kN | Basic Static Load Rating C0: 208.0 kN | Note: Slim type — narrower W0 vs LR series (Note: socket head cap bolt may cause interference)
LRA4095 THK Linear Roller Guide LRA4095 (slim), W1=40mm, W0=55.0mm, C=150.0kN, 740g | Type: LRA (standard) | Width (W1): 40 mm | Length (L): 95 mm | Thickness (T): 30.0 mm | Rail Width (W0): 55.0 mm | Mass: 740 g | Basic Dynamic Load Rating C: 150.0 kN | Basic Static Load Rating C0: 326.0 kN | Note: Slim type — narrower W0 vs LR series
LRA50130 THK Linear Roller Guide LRA50130 (slim), W1=50mm, W0=76.2mm, C=285.0kN, 1770g | Type: LRA (standard) | Width (W1): 50 mm | Length (L): 130 mm | Thickness (T): 42.0 mm | Rail Width (W0): 76.2 mm | Mass: 1770 g | Basic Dynamic Load Rating C: 285.0 kN | Basic Static Load Rating C0: 577.0 kN | Note: Slim type — narrower W0 vs LR series
Roller GuidesTHK
6 product codes available in this family
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THK Linear Roller Guide LRA / LRA-Z (Slim Type)

Brand THK·Roller Guides

Available part numbers (6)

LRA1547Z, LRA2055Z, LRA2565Z, LRA3275Z, LRA4095, LRA50130

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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Product codeSpec
LRA1547ZTHK Linear Roller Guide LRA1547Z (slim), W1=15mm, W0=22.2mm, C=21.6kN, 54g | Type: LRA-Z (with ball retainer) | Width (W1): 15 mm | Length (L): 47 mm | Thickness (T): 16.0 mm | Rail Width (W0): 22.2 mm | Mass: 54 g | Basic Dynamic Load Rating C: 21.6 kN | Basic Static Load Rating C0: 39.9 kN | Note: Slim type — narrower W0 vs LR series (Note: socket head cap bolt may cause interference)
LRA2055ZTHK Linear Roller Guide LRA2055Z (slim), W1=20mm, W0=30.0mm, C=38.9kN, 104g | Type: LRA-Z (with ball retainer) | Width (W1): 20 mm | Length (L): 55 mm | Thickness (T): 17.3 mm | Rail Width (W0): 30.0 mm | Mass: 104 g | Basic Dynamic Load Rating C: 38.9 kN | Basic Static Load Rating C0: 84.9 kN | Note: Slim type — narrower W0 vs LR series (Note: socket head cap bolt may cause interference)
LRA2565ZTHK Linear Roller Guide LRA2565Z (slim), W1=25mm, W0=38.1mm, C=55.0kN, 180g | Type: LRA-Z (with ball retainer) | Width (W1): 25 mm | Length (L): 65 mm | Thickness (T): 20.6 mm | Rail Width (W0): 38.1 mm | Mass: 180 g | Basic Dynamic Load Rating C: 55.0 kN | Basic Static Load Rating C0: 113.0 kN | Note: Slim type — narrower W0 vs LR series (Note: socket head cap bolt may cause interference)
LRA3275ZTHK Linear Roller Guide LRA3275Z (slim), W1=32mm, W0=45.0mm, C=88.0kN, 310g | Type: LRA-Z (with ball retainer) | Width (W1): 32 mm | Length (L): 75 mm | Thickness (T): 21.6 mm | Rail Width (W0): 45.0 mm | Mass: 310 g | Basic Dynamic Load Rating C: 88.0 kN | Basic Static Load Rating C0: 208.0 kN | Note: Slim type — narrower W0 vs LR series (Note: socket head cap bolt may cause interference)
LRA4095THK Linear Roller Guide LRA4095 (slim), W1=40mm, W0=55.0mm, C=150.0kN, 740g | Type: LRA (standard) | Width (W1): 40 mm | Length (L): 95 mm | Thickness (T): 30.0 mm | Rail Width (W0): 55.0 mm | Mass: 740 g | Basic Dynamic Load Rating C: 150.0 kN | Basic Static Load Rating C0: 326.0 kN | Note: Slim type — narrower W0 vs LR series
LRA50130THK Linear Roller Guide LRA50130 (slim), W1=50mm, W0=76.2mm, C=285.0kN, 1770g | Type: LRA (standard) | Width (W1): 50 mm | Length (L): 130 mm | Thickness (T): 42.0 mm | Rail Width (W0): 76.2 mm | Mass: 1770 g | Basic Dynamic Load Rating C: 285.0 kN | Basic Static Load Rating C0: 577.0 kN | Note: Slim type — narrower W0 vs LR series

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