![[THK] — NR-A/LA LM Guide Block (Full Ball, Super Heavy Load, Flange Type, Large)](https://img.prosourcemro.com/2026/05/001-759-1024x773.png)
LM Guides
THK
[THK] — NR-A/LA LM Guide Block (Full Ball, Super Heavy Load, Flange Type, Large)
Family ID: THK-NR-A
Super heavy load full ball type LM Guide for machine tools. Large size flange type with tapped holes. Deep groove raceway machining for enhanced rigidity, vibration/shock resistance and damping.
6 product codes available in this family
Product Codes & Specifications
| Product Code | Description | Brand | Spec | ||
|---|---|---|---|---|---|
| NR-75A | NR 75A LM Block H83×W195×L218mm | THK | Type: LM Guide Block | Series: NR | Model: NR 75A | Height M: 83 mm | Width W: 195 mm | Length L: 218 mm | Max Rail Length: 3000 mm | Dynamic Load C: 271 kN | Static Load C0: 610 kN | Structure: Full Ball Deep Groove | Mount: Flange (tapped) | Application: Super Heavy Load Machine Tool | Brand: THK | ||
| NR-75LA | NR 75LA LM Block H83×W195×L274mm | THK | Type: LM Guide Block | Series: NR | Model: NR 75LA | Height M: 83 mm | Width W: 195 mm | Length L: 274 mm | Max Rail Length: 3000 mm | Dynamic Load C: 355 kN | Static Load C0: 800 kN | Structure: Full Ball Deep Groove | Mount: Flange (tapped) | Application: Super Heavy Load Machine Tool | Brand: THK | ||
| NR-85A | NR 85A LM Block H90×W215×L246.7mm | THK | Type: LM Guide Block | Series: NR | Model: NR 85A | Height M: 90 mm | Width W: 215 mm | Length L: 246.7 mm | Max Rail Length: 3000 mm | Dynamic Load C: 336 kN | Static Load C0: 751 kN | Structure: Full Ball Deep Groove | Mount: Flange (tapped) | Application: Super Heavy Load Machine Tool | Brand: THK | ||
| NR-85LA | NR 85LA LM Block H90×W215×L302.8mm | THK | Type: LM Guide Block | Series: NR | Model: NR 85LA | Height M: 90 mm | Width W: 215 mm | Length L: 302.8 mm | Max Rail Length: 3000 mm | Dynamic Load C: 435 kN | Static Load C0: 972 kN | Structure: Full Ball Deep Groove | Mount: Flange (tapped) | Application: Super Heavy Load Machine Tool | Brand: THK | ||
| NR-100A | NR 100A LM Block H105×W260×L286.2mm | THK | Type: LM Guide Block | Series: NR | Model: NR 100A | Height M: 105 mm | Width W: 260 mm | Length L: 286.2 mm | Max Rail Length: 3000 mm | Dynamic Load C: 479 kN | Static Load C0: 1040 kN | Structure: Full Ball Deep Groove | Mount: Flange (tapped) | Application: Super Heavy Load Machine Tool | Brand: THK | ||
| NR-100LA | NR 100LA LM Block H105×W260×L326.2mm | THK | Type: LM Guide Block | Series: NR | Model: NR 100LA | Height M: 105 mm | Width W: 260 mm | Length L: 326.2 mm | Max Rail Length: 3000 mm | Dynamic Load C: 599 kN | Static Load C0: 1300 kN | Structure: Full Ball Deep Groove | Mount: Flange (tapped) | Application: Super Heavy Load Machine Tool | Brand: THK |
