![[THK] — Linear Roller Guide LRB / LRB-Z (Flat Type)](https://prosourcemro.com/wp-content/uploads/2026/05/001-1037-1024x821.png)
Roller Guides
THK
[THK] — Linear Roller Guide LRB / LRB-Z (Flat Type)
Family ID: THK-LRB
THK LRB / LRB-Z type Linear Roller Guide, flat (no base flange) design. Width W1 = 15~50mm. LRB-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/LRA series.
6 product codes available in this family
Product Codes & Specifications
| Product Code | Description | Brand | Spec | ||
|---|---|---|---|---|---|
| LRB1547Z | THK Linear Roller Guide LRB1547Z (flat), W1=15mm, C=21.6kN, 60g | THK | Type: LRB-Z (with ball retainer) | Width (W1): 15 mm | Length (L): 47 mm | Rail Width (W0): 22.2 mm | Thickness (T): 17 mm | Mass: 60 g | Basic Dynamic Load Rating C: 21.6 kN | Basic Static Load Rating C0: 39.9 kN | Design: Flat type (no base flange) (Note: socket head cap bolt may cause interference) | ||
| LRB2055Z | THK Linear Roller Guide LRB2055Z (flat), W1=20mm, C=38.9kN, 117g | THK | Type: LRB-Z (with ball retainer) | Width (W1): 20 mm | Length (L): 55 mm | Rail Width (W0): 30.0 mm | Thickness (T): 18 mm | Mass: 117 g | Basic Dynamic Load Rating C: 38.9 kN | Basic Static Load Rating C0: 84.9 kN | Design: Flat type (no base flange) (Note: socket head cap bolt may cause interference) | ||
| LRB2565Z | THK Linear Roller Guide LRB2565Z (flat), W1=25mm, C=55.0kN, 205g | THK | Type: LRB-Z (with ball retainer) | Width (W1): 25 mm | Length (L): 65 mm | Rail Width (W0): 38.1 mm | Thickness (T): 21 mm | Mass: 205 g | Basic Dynamic Load Rating C: 55.0 kN | Basic Static Load Rating C0: 113.0 kN | Design: Flat type (no base flange) (Note: socket head cap bolt may cause interference) | ||
| LRB3275Z | THK Linear Roller Guide LRB3275Z (flat), W1=32mm, C=88.0kN, 340g | THK | Type: LRB-Z (with ball retainer) | Width (W1): 32 mm | Length (L): 75 mm | Rail Width (W0): 45.0 mm | Thickness (T): 22 mm | Mass: 340 g | Basic Dynamic Load Rating C: 88.0 kN | Basic Static Load Rating C0: 208.0 kN | Design: Flat type (no base flange) (Note: socket head cap bolt may cause interference) | ||
| LRB4095 | THK Linear Roller Guide LRB4095 (flat), W1=40mm, C=150.0kN, 800g | THK | Type: LRB (standard) | Width (W1): 40 mm | Length (L): 95 mm | Rail Width (W0): 55.0 mm | Thickness (T): 31 mm | Mass: 800 g | Basic Dynamic Load Rating C: 150.0 kN | Basic Static Load Rating C0: 326.0 kN | Design: Flat type (no base flange) | ||
| LRB50130 | THK Linear Roller Guide LRB50130 (flat), W1=50mm, C=285.0kN, 1970g | THK | Type: LRB (standard) | Width (W1): 50 mm | Length (L): 130 mm | Rail Width (W0): 76.2 mm | Thickness (T): 43 mm | Mass: 1970 g | Basic Dynamic Load Rating C: 285.0 kN | Basic Static Load Rating C0: 577.0 kN | Design: Flat type (no base flange) |
