• THK NR-CX/LCX/SLCX LM Guide Block (Full Ball, Super Heavy Load, Flange Type)
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THK NR-CX/LCX/SLCX LM Guide Block (Full Ball, Super Heavy Load, Flange Type)

THK NR-CX/LCX/SLCX LM Guide Block (Full Ball, Super Heavy Load, Flange Type)

Super heavy load full ball type LM Guide for machine tools.

Key features

  • 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)

Specifications

Type LM Guide Block
Series NR
Structure Full Ball Deep Groove
Mount Flange (top or bottom)
Load Type Radial
Application Super Heavy Load Machine Tool
Brand THK
NR25CX NR25CX LM Block H31×W72×L82.8mm | 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 | 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 | 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 | 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 | 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 | 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 | 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 | 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 | 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 | 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 | 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 | 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 | 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 | 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 | 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 | 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 | 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 | 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
LM GuidesTHK
18 product codes available in this family
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THK NR-CX/LCX/SLCX LM Guide Block (Full Ball, Super Heavy Load, Flange Type)

Brand THK·LM Guides

Available part numbers (18)

NR25CX, NR25LCX, NR25SLCX, NR30CX, NR30LCX, NR30SLCX, NR35CX, NR35LCX, NR35SLCX, NR45CX + 8 more — see full table ↓

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
NR25CXNR25CX LM Block H31×W72×L82.8mm | 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
NR25LCXNR25LCX LM Block H31×W72×L102mm | 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
NR25SLCXNR25SLCX LM Block H31×W72×L170.3mm | 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
NR30CXNR30CX LM Block H38×W90×L98mm | 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
NR30LCXNR30LCX LM Block H38×W90×L120.5mm | 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
NR30SLCXNR30SLCX LM Block H38×W90×L204.6mm | 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
NR35CXNR35CX LM Block H44×W100×L109.5mm | 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
NR35LCXNR35LCX LM Block H44×W100×L135mm | 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
NR35SLCXNR35SLCX LM Block H44×W100×L238.9mm | 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
NR45CXNR45CX LM Block H52×W120×L138.2mm | 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
NR45LCXNR45LCX LM Block H52×W120×L171mm | 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
NR45SLCXNR45SLCX LM Block H52×W120×L271.4mm | 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
NR55CXNR55CX LM Block H63×W140×L163.3mm | 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
NR55LCXNR55LCX LM Block H63×W140×L200.5mm | 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
NR55SLCXNR55SLCX LM Block H63×W140×L400.5mm | 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
NR65CXNR65CX LM Block H75×W170×L186mm | 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
NR65LCXNR65LCX LM Block H75×W170×L246mm | 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
NR65SLCXNR65SLCX LM Block H75×W170×L422.2mm | 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

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