![[THK] — NR-CX/LCX/SLCX LM Guide Block (Full Ball, Super Heavy Load, Flange Type)](https://img.prosourcemro.com/2026/05/001-758-1024x795.png)
LM Guides
THK
[THK] — NR-CX/LCX/SLCX LM Guide Block (Full Ball, Super Heavy Load, Flange Type)
Family ID: THK-NR-CX
Super heavy load full ball type LM Guide for machine tools. Flange type with tapped holes — mountable from top or bottom. Deep groove raceway machining for enhanced rigidity, vibration/shock resistance and damping. NR-X = radial type; NRS-X = 4-direction type (same dimensions).
18 product codes available in this family
Product Codes & Specifications
| Product Code | Description | Brand | Spec | ||
|---|---|---|---|---|---|
| NR25CX | NR25CX LM Block H31×W72×L82.8mm | THK | Type: LM Guide Block | Series: NR | Model: NR25CX | Height M: 31 mm | Width W: 72 mm | Length L: 82.8 mm | Max Rail Length: 3000 mm | Dynamic Load C: 37.1 kN | Static Load C0: 68.1 kN | Structure: Full Ball Deep Groove | Mount: Flange (top or bottom) | Load Type: Radial | Application: Super Heavy Load Machine Tool | Brand: THK | ||
| NR25LCX | NR25LCX LM Block H31×W72×L102mm | THK | Type: LM Guide Block | Series: NR | Model: NR25LCX | Height M: 31 mm | Width W: 72 mm | Length L: 102 mm | Max Rail Length: 3000 mm | Dynamic Load C: 45.4 kN | Static Load C0: 90.8 kN | Structure: Full Ball Deep Groove | Mount: Flange (top or bottom) | Load Type: Radial | Application: Super Heavy Load Machine Tool | Brand: THK | ||
| NR25SLCX | NR25SLCX LM Block H31×W72×L170.3mm | THK | Type: LM Guide Block | Series: NR | Model: NR25SLCX | Height M: 31 mm | Width W: 72 mm | Length L: 170.3 mm | Max Rail Length: 3000 mm | Dynamic Load C: 71.0 kN | Static Load C0: 172.6 kN | Structure: Full Ball Deep Groove | Mount: Flange (top or bottom) | Load Type: Radial | Application: Super Heavy Load Machine Tool | Brand: THK | ||
| NR30CX | NR30CX LM Block H38×W90×L98mm | THK | Type: LM Guide Block | Series: NR | Model: NR30CX | Height M: 38 mm | Width W: 90 mm | Length L: 98 mm | Max Rail Length: 3000 mm | Dynamic Load C: 54.7 kN | Static Load C0: 98.1 kN | Structure: Full Ball Deep Groove | Mount: Flange (top or bottom) | Load Type: Radial | Application: Super Heavy Load Machine Tool | Brand: THK | ||
| NR30LCX | NR30LCX LM Block H38×W90×L120.5mm | THK | Type: LM Guide Block | Series: NR | Model: NR30LCX | Height M: 38 mm | Width W: 90 mm | Length L: 120.5 mm | Max Rail Length: 3000 mm | Dynamic Load C: 66.9 kN | Static Load C0: 130.8 kN | Structure: Full Ball Deep Groove | Mount: Flange (top or bottom) | Load Type: Radial | Application: Super Heavy Load Machine Tool | Brand: THK | ||
| NR30SLCX | NR30SLCX LM Block H38×W90×L204.6mm | THK | Type: LM Guide Block | Series: NR | Model: NR30SLCX | Height M: 38 mm | Width W: 90 mm | Length L: 204.6 mm | Max Rail Length: 3000 mm | Dynamic Load C: 104.8 kN | Static Load C0: 248.6 kN | Structure: Full Ball Deep Groove | Mount: Flange (top or bottom) | Load Type: Radial | Application: Super Heavy Load Machine Tool | Brand: THK | ||
| NR35CX | NR35CX LM Block H44×W100×L109.5mm | THK | Type: LM Guide Block | Series: NR | Model: NR35CX | Height M: 44 mm | Width W: 100 mm | Length L: 109.5 mm | Max Rail Length: 3000 mm | Dynamic Load C: 72.4 kN | Static Load C0: 124.6 kN | Structure: Full Ball Deep Groove | Mount: Flange (top or bottom) | Load Type: Radial | Application: Super Heavy Load Machine Tool | Brand: THK | ||
| NR35LCX | NR35LCX LM Block H44×W100×L135mm | THK | Type: LM Guide Block | Series: NR | Model: NR35LCX | Height M: 44 mm | Width W: 100 mm | Length L: 135 mm | Max Rail Length: 3000 mm | Dynamic Load C: 89.6 kN | Static Load C0: 169.1 kN | Structure: Full Ball Deep Groove | Mount: Flange (top or bottom) | Load Type: Radial | Application: Super Heavy Load Machine Tool | Brand: THK | ||
| NR35SLCX | NR35SLCX LM Block H44×W100×L238.9mm | THK | Type: LM Guide Block | Series: NR | Model: NR35SLCX | Height M: 44 mm | Width W: 100 mm | Length L: 238.9 mm | Max Rail Length: 3000 mm | Dynamic Load C: 145.6 kN | Static Load C0: 338.2 kN | Structure: Full Ball Deep Groove | Mount: Flange (top or bottom) | Load Type: Radial | Application: Super Heavy Load Machine Tool | Brand: THK | ||
| NR45CX | NR45CX LM Block H52×W120×L138.2mm | THK | Type: LM Guide Block | Series: NR | Model: NR45CX | Height M: 52 mm | Width W: 120 mm | Length L: 138.2 mm | Max Rail Length: 3090 mm | Dynamic Load C: 110.2 kN | Static Load C0: 197.6 kN | Structure: Full Ball Deep Groove | Mount: Flange (top or bottom) | Load Type: Radial | Application: Super Heavy Load Machine Tool | Brand: THK | ||
| NR45LCX | NR45LCX LM Block H52×W120×L171mm | THK | Type: LM Guide Block | Series: NR | Model: NR45LCX | Height M: 52 mm | Width W: 120 mm | Length L: 171 mm | Max Rail Length: 3090 mm | Dynamic Load C: 132 kN | Static Load C0: 255.8 kN | Structure: Full Ball Deep Groove | Mount: Flange (top or bottom) | Load Type: Radial | Application: Super Heavy Load Machine Tool | Brand: THK | ||
| NR45SLCX | NR45SLCX LM Block H52×W120×L271.4mm | THK | Type: LM Guide Block | Series: NR | Model: NR45SLCX | Height M: 52 mm | Width W: 120 mm | Length L: 271.4 mm | Max Rail Length: 3090 mm | Dynamic Load C: 193.5 kN | Static Load C0: 441.8 kN | Structure: Full Ball Deep Groove | Mount: Flange (top or bottom) | Load Type: Radial | Application: Super Heavy Load Machine Tool | Brand: THK | ||
| NR55CX | NR55CX LM Block H63×W140×L163.3mm | THK | Type: LM Guide Block | Series: NR | Model: NR55CX | Height M: 63 mm | Width W: 140 mm | Length L: 163.3 mm | Max Rail Length: 3060 mm | Dynamic Load C: 141.9 kN | Static Load C0: 250.2 kN | Structure: Full Ball Deep Groove | Mount: Flange (top or bottom) | Load Type: Radial | Application: Super Heavy Load Machine Tool | Brand: THK | ||
| NR55LCX | NR55LCX LM Block H63×W140×L200.5mm | THK | Type: LM Guide Block | Series: NR | Model: NR55LCX | Height M: 63 mm | Width W: 140 mm | Length L: 200.5 mm | Max Rail Length: 3060 mm | Dynamic Load C: 175.1 kN | Static Load C0: 338.4 kN | Structure: Full Ball Deep Groove | Mount: Flange (top or bottom) | Load Type: Radial | Application: Super Heavy Load Machine Tool | Brand: THK | ||
| NR55SLCX | NR55SLCX LM Block H63×W140×L400.5mm | THK | Type: LM Guide Block | Series: NR | Model: NR55SLCX | Height M: 63 mm | Width W: 140 mm | Length L: 400.5 mm | Max Rail Length: 3060 mm | Dynamic Load C: 305.8 kN | Static Load C0: 750.5 kN | Structure: Full Ball Deep Groove | Mount: Flange (top or bottom) | Load Type: Radial | Application: Super Heavy Load Machine Tool | Brand: THK | ||
| NR65CX | NR65CX LM Block H75×W170×L186mm | THK | Type: LM Guide Block | Series: NR | Model: NR65CX | Height M: 75 mm | Width W: 170 mm | Length L: 186 mm | Max Rail Length: 3000 mm | Dynamic Load C: 208.7 kN | Static Load C0: 351.7 kN | Structure: Full Ball Deep Groove | Mount: Flange (top or bottom) | Load Type: Radial | Application: Super Heavy Load Machine Tool | Brand: THK | ||
| NR65LCX | NR65LCX LM Block H75×W170×L246mm | THK | Type: LM Guide Block | Series: NR | Model: NR65LCX | Height M: 75 mm | Width W: 170 mm | Length L: 246 mm | Max Rail Length: 3000 mm | Dynamic Load C: 268.9 kN | Static Load C0: 505.5 kN | Structure: Full Ball Deep Groove | Mount: Flange (top or bottom) | Load Type: Radial | Application: Super Heavy Load Machine Tool | Brand: THK | ||
| NR65SLCX | NR65SLCX LM Block H75×W170×L422.2mm | THK | Type: LM Guide Block | Series: NR | Model: NR65SLCX | Height M: 75 mm | Width W: 170 mm | Length L: 422.2 mm | Max Rail Length: 3000 mm | Dynamic Load C: 423.1 kN | Static Load C0: 967.1 kN | Structure: Full Ball Deep Groove | Mount: Flange (top or bottom) | Load Type: Radial | Application: Super Heavy Load Machine Tool | Brand: THK |
