• THK NR-RX/LRX/SLRX/R/LR LM Guide Block (Full Ball, Super Heavy Load, Narrow Width)
1 1

THK NR-RX/LRX/SLRX/R/LR LM Guide Block (Full Ball, Super Heavy Load, Narrow Width)

THK NR-RX/LRX/SLRX/R/LR LM Guide Block (Full Ball, Super Heavy Load, Narrow Width)

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

Key features

  • Minimum block width (W) with tapped holes
  • 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
Load Type Radial
Application Super Heavy Load Machine Tool
Brand THK
NR25RX NR25RX LM Block H31×W50×L82.8mm | Type: LM Guide Block | Series: NR | Model: NR25RX | Height M: 31 mm | Width W: 50 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 | Load Type: Radial | Application: Super Heavy Load Machine Tool | Brand: THK
NR25LRX NR25LRX LM Block H31×W50×L102mm | Type: LM Guide Block | Series: NR | Model: NR25LRX | Height M: 31 mm | Width W: 50 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 | Load Type: Radial | Application: Super Heavy Load Machine Tool | Brand: THK
NR25SLRX NR25SLRX LM Block H31×W50×L170.3mm | Type: LM Guide Block | Series: NR | Model: NR25SLRX | Height M: 31 mm | Width W: 50 mm | Length L: 170.3 mm | Max Rail Length: 3000 mm | Dynamic Load C: 71 kN | Static Load C0: 172.6 kN | Structure: Full Ball Deep Groove | Load Type: Radial | Application: Super Heavy Load Machine Tool | Brand: THK
NR30RX NR30RX LM Block H38×W60×L98mm | Type: LM Guide Block | Series: NR | Model: NR30RX | Height M: 38 mm | Width W: 60 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 | Load Type: Radial | Application: Super Heavy Load Machine Tool | Brand: THK
NR30LRX NR30LRX LM Block H38×W60×L120.5mm | Type: LM Guide Block | Series: NR | Model: NR30LRX | Height M: 38 mm | Width W: 60 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 | Load Type: Radial | Application: Super Heavy Load Machine Tool | Brand: THK
NR30SLRX NR30SLRX LM Block H38×W60×L204.6mm | Type: LM Guide Block | Series: NR | Model: NR30SLRX | Height M: 38 mm | Width W: 60 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 | Load Type: Radial | Application: Super Heavy Load Machine Tool | Brand: THK
NR35RX NR35RX LM Block H44×W70×L109.5mm | Type: LM Guide Block | Series: NR | Model: NR35RX | Height M: 44 mm | Width W: 70 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 | Load Type: Radial | Application: Super Heavy Load Machine Tool | Brand: THK
NR35LRX NR35LRX LM Block H44×W70×L135mm | Type: LM Guide Block | Series: NR | Model: NR35LRX | Height M: 44 mm | Width W: 70 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 | Load Type: Radial | Application: Super Heavy Load Machine Tool | Brand: THK
NR35SLRX NR35SLRX LM Block H44×W70×L238.9mm | Type: LM Guide Block | Series: NR | Model: NR35SLRX | Height M: 44 mm | Width W: 70 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 | Load Type: Radial | Application: Super Heavy Load Machine Tool | Brand: THK
NR45RX NR45RX LM Block H52×W86×L138.2mm | Type: LM Guide Block | Series: NR | Model: NR45RX | Height M: 52 mm | Width W: 86 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 | Load Type: Radial | Application: Super Heavy Load Machine Tool | Brand: THK
NR45LRX NR45LRX LM Block H52×W86×L171mm | Type: LM Guide Block | Series: NR | Model: NR45LRX | Height M: 52 mm | Width W: 86 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 | Load Type: Radial | Application: Super Heavy Load Machine Tool | Brand: THK
NR45SLRX NR45SLRX LM Block H52×W86×L271.4mm | Type: LM Guide Block | Series: NR | Model: NR45SLRX | Height M: 52 mm | Width W: 86 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 | Load Type: Radial | Application: Super Heavy Load Machine Tool | Brand: THK
NR55RX NR55RX LM Block H63×W100×L163.3mm | Type: LM Guide Block | Series: NR | Model: NR55RX | Height M: 63 mm | Width W: 100 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 | Load Type: Radial | Application: Super Heavy Load Machine Tool | Brand: THK
NR55LRX NR55LRX LM Block H63×W100×L200.5mm | Type: LM Guide Block | Series: NR | Model: NR55LRX | Height M: 63 mm | Width W: 100 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 | Load Type: Radial | Application: Super Heavy Load Machine Tool | Brand: THK
NR55SLRX NR55SLRX LM Block H63×W100×L400.5mm | Type: LM Guide Block | Series: NR | Model: NR55SLRX | Height M: 63 mm | Width W: 100 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 | Load Type: Radial | Application: Super Heavy Load Machine Tool | Brand: THK
NR65RX NR65RX LM Block H75×W126×L186mm | Type: LM Guide Block | Series: NR | Model: NR65RX | Height M: 75 mm | Width W: 126 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 | Load Type: Radial | Application: Super Heavy Load Machine Tool | Brand: THK
NR65LRX NR65LRX LM Block H75×W126×L246mm | Type: LM Guide Block | Series: NR | Model: NR65LRX | Height M: 75 mm | Width W: 126 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 | Load Type: Radial | Application: Super Heavy Load Machine Tool | Brand: THK
NR65SLRX NR65SLRX LM Block H75×W126×L422.2mm | Type: LM Guide Block | Series: NR | Model: NR65SLRX | Height M: 75 mm | Width W: 126 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 | Load Type: Radial | Application: Super Heavy Load Machine Tool | Brand: THK
NR75R NR75R LM Block H83×W145×L218mm | Type: LM Guide Block | Series: NR | Model: NR75R | Height M: 83 mm | Width W: 145 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 | Load Type: Radial | Application: Super Heavy Load Machine Tool | Brand: THK
NR75LR NR75LR LM Block H83×W145×L274mm | Type: LM Guide Block | Series: NR | Model: NR75LR | Height M: 83 mm | Width W: 145 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 | Load Type: Radial | Application: Super Heavy Load Machine Tool | Brand: THK
NR85R NR85R LM Block H90×W156×L246.7mm | Type: LM Guide Block | Series: NR | Model: NR85R | Height M: 90 mm | Width W: 156 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 | Load Type: Radial | Application: Super Heavy Load Machine Tool | Brand: THK
NR85LR NR85LR LM Block H90×W156×L302.8mm | Type: LM Guide Block | Series: NR | Model: NR85LR | Height M: 90 mm | Width W: 156 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 | Load Type: Radial | Application: Super Heavy Load Machine Tool | Brand: THK
NR100R NR100R LM Block H105×W200×L286.2mm | Type: LM Guide Block | Series: NR | Model: NR100R | Height M: 105 mm | Width W: 200 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 | Load Type: Radial | Application: Super Heavy Load Machine Tool | Brand: THK
NR100LR NR100LR LM Block H105×W200×L326.2mm | Type: LM Guide Block | Series: NR | Model: NR100LR | Height M: 105 mm | Width W: 200 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 | Load Type: Radial | Application: Super Heavy Load Machine Tool | Brand: THK
LM GuidesTHK
24 product codes available in this family
Sourced direct from KoreaExport-ready supplyCompetitive pricing
RFQ List 0 Email about this

Need a different model, or a part not listed here? Send us your parts list →

THK NR-RX/LRX/SLRX/R/LR LM Guide Block (Full Ball, Super Heavy Load, Narrow Width)

Brand THK·LM Guides

Available part numbers (24)

NR25RX, NR25LRX, NR25SLRX, NR30RX, NR30LRX, NR30SLRX, NR35RX, NR35LRX, NR35SLRX, NR45RX + 14 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.

RFQ List 0 →
View full details
Product codes & specifications
0 selected
RFQ List (0)
Product codeSpec
NR25RXNR25RX LM Block H31×W50×L82.8mm | Type: LM Guide Block | Series: NR | Model: NR25RX | Height M: 31 mm | Width W: 50 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 | Load Type: Radial | Application: Super Heavy Load Machine Tool | Brand: THK
NR25LRXNR25LRX LM Block H31×W50×L102mm | Type: LM Guide Block | Series: NR | Model: NR25LRX | Height M: 31 mm | Width W: 50 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 | Load Type: Radial | Application: Super Heavy Load Machine Tool | Brand: THK
NR25SLRXNR25SLRX LM Block H31×W50×L170.3mm | Type: LM Guide Block | Series: NR | Model: NR25SLRX | Height M: 31 mm | Width W: 50 mm | Length L: 170.3 mm | Max Rail Length: 3000 mm | Dynamic Load C: 71 kN | Static Load C0: 172.6 kN | Structure: Full Ball Deep Groove | Load Type: Radial | Application: Super Heavy Load Machine Tool | Brand: THK
NR30RXNR30RX LM Block H38×W60×L98mm | Type: LM Guide Block | Series: NR | Model: NR30RX | Height M: 38 mm | Width W: 60 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 | Load Type: Radial | Application: Super Heavy Load Machine Tool | Brand: THK
NR30LRXNR30LRX LM Block H38×W60×L120.5mm | Type: LM Guide Block | Series: NR | Model: NR30LRX | Height M: 38 mm | Width W: 60 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 | Load Type: Radial | Application: Super Heavy Load Machine Tool | Brand: THK
NR30SLRXNR30SLRX LM Block H38×W60×L204.6mm | Type: LM Guide Block | Series: NR | Model: NR30SLRX | Height M: 38 mm | Width W: 60 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 | Load Type: Radial | Application: Super Heavy Load Machine Tool | Brand: THK
NR35RXNR35RX LM Block H44×W70×L109.5mm | Type: LM Guide Block | Series: NR | Model: NR35RX | Height M: 44 mm | Width W: 70 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 | Load Type: Radial | Application: Super Heavy Load Machine Tool | Brand: THK
NR35LRXNR35LRX LM Block H44×W70×L135mm | Type: LM Guide Block | Series: NR | Model: NR35LRX | Height M: 44 mm | Width W: 70 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 | Load Type: Radial | Application: Super Heavy Load Machine Tool | Brand: THK
NR35SLRXNR35SLRX LM Block H44×W70×L238.9mm | Type: LM Guide Block | Series: NR | Model: NR35SLRX | Height M: 44 mm | Width W: 70 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 | Load Type: Radial | Application: Super Heavy Load Machine Tool | Brand: THK
NR45RXNR45RX LM Block H52×W86×L138.2mm | Type: LM Guide Block | Series: NR | Model: NR45RX | Height M: 52 mm | Width W: 86 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 | Load Type: Radial | Application: Super Heavy Load Machine Tool | Brand: THK
NR45LRXNR45LRX LM Block H52×W86×L171mm | Type: LM Guide Block | Series: NR | Model: NR45LRX | Height M: 52 mm | Width W: 86 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 | Load Type: Radial | Application: Super Heavy Load Machine Tool | Brand: THK
NR45SLRXNR45SLRX LM Block H52×W86×L271.4mm | Type: LM Guide Block | Series: NR | Model: NR45SLRX | Height M: 52 mm | Width W: 86 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 | Load Type: Radial | Application: Super Heavy Load Machine Tool | Brand: THK
NR55RXNR55RX LM Block H63×W100×L163.3mm | Type: LM Guide Block | Series: NR | Model: NR55RX | Height M: 63 mm | Width W: 100 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 | Load Type: Radial | Application: Super Heavy Load Machine Tool | Brand: THK
NR55LRXNR55LRX LM Block H63×W100×L200.5mm | Type: LM Guide Block | Series: NR | Model: NR55LRX | Height M: 63 mm | Width W: 100 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 | Load Type: Radial | Application: Super Heavy Load Machine Tool | Brand: THK
NR55SLRXNR55SLRX LM Block H63×W100×L400.5mm | Type: LM Guide Block | Series: NR | Model: NR55SLRX | Height M: 63 mm | Width W: 100 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 | Load Type: Radial | Application: Super Heavy Load Machine Tool | Brand: THK
NR65RXNR65RX LM Block H75×W126×L186mm | Type: LM Guide Block | Series: NR | Model: NR65RX | Height M: 75 mm | Width W: 126 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 | Load Type: Radial | Application: Super Heavy Load Machine Tool | Brand: THK
NR65LRXNR65LRX LM Block H75×W126×L246mm | Type: LM Guide Block | Series: NR | Model: NR65LRX | Height M: 75 mm | Width W: 126 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 | Load Type: Radial | Application: Super Heavy Load Machine Tool | Brand: THK
NR65SLRXNR65SLRX LM Block H75×W126×L422.2mm | Type: LM Guide Block | Series: NR | Model: NR65SLRX | Height M: 75 mm | Width W: 126 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 | Load Type: Radial | Application: Super Heavy Load Machine Tool | Brand: THK
NR75RNR75R LM Block H83×W145×L218mm | Type: LM Guide Block | Series: NR | Model: NR75R | Height M: 83 mm | Width W: 145 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 | Load Type: Radial | Application: Super Heavy Load Machine Tool | Brand: THK
NR75LRNR75LR LM Block H83×W145×L274mm | Type: LM Guide Block | Series: NR | Model: NR75LR | Height M: 83 mm | Width W: 145 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 | Load Type: Radial | Application: Super Heavy Load Machine Tool | Brand: THK
NR85RNR85R LM Block H90×W156×L246.7mm | Type: LM Guide Block | Series: NR | Model: NR85R | Height M: 90 mm | Width W: 156 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 | Load Type: Radial | Application: Super Heavy Load Machine Tool | Brand: THK
NR85LRNR85LR LM Block H90×W156×L302.8mm | Type: LM Guide Block | Series: NR | Model: NR85LR | Height M: 90 mm | Width W: 156 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 | Load Type: Radial | Application: Super Heavy Load Machine Tool | Brand: THK
NR100RNR100R LM Block H105×W200×L286.2mm | Type: LM Guide Block | Series: NR | Model: NR100R | Height M: 105 mm | Width W: 200 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 | Load Type: Radial | Application: Super Heavy Load Machine Tool | Brand: THK
NR100LRNR100LR LM Block H105×W200×L326.2mm | Type: LM Guide Block | Series: NR | Model: NR100LR | Height M: 105 mm | Width W: 200 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 | Load Type: Radial | Application: Super Heavy Load Machine Tool | Brand: THK

Need a different model, or a part not listed here? Send us your parts list →

Related products

All Linear Motion & Bearings →