NSK-RA20 - NSK Roller Guides
  • Size: 20mm Linear Guide Rail
  • Dynamic Load: Up to 24kN
  • Static Load: Up to 70kN
  • Rail Lengths Up to 3000mm
  • Custom Rail Sizes Available
  • Block Types: Square or Flange
  • Block Sizes: Standard or Long
  • Preload: Slight or Medium
  • End and Bottom Seals Standard
  • End-Seal Options: Inner Seal, NSK K1, and Double Seal
  • Interchangeable Blocks and Rails
NSK-RA20 - 20mm Linear Roller Guides

The NSK-RA25 Series Linear Guide Bearing Blocks are matched for the NSK-R1A25 Rail. This series offers improved performance, high rigidity, high accuracy, long operating life, smoother operation, and balanced load distribution. With a larger contact surface, these roller guides allow for super-high load capacities with dynamic loads up to 24kN (5,395 lbs) and static loads up to 70kN (15,737 lbs). The blocks are available in two types (Square or Flange) and two lengths (Standard or Long). For the same type and size, these block and rails are interchangeable to allow for application flexibility and ease of use.

NSK-RA20
Item Fabrication
Dimension
Block Dimension
(mm)
Load Capacities
(kN)
Static Moment
(Nm)
Price
(USD)
Quantity
Discounts
Stock
Status
Add To
Cart
H W2 W B B1 L L1 E J1 T1 N J K T C C0 Mr0 Mp0 My0
NSK-RAA20ANP6Z 30 12 44 32 6 86.5 57.5 5 10.75 4 3 36 25 12 19.2 52.5 665 505 505 CALL US view here
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NSK-RAA20BNP6Z 30 12 44 32 6 106.3 77.3 5 13.65 4 3 50 25 12 24 70 890 900 900 CALL US view here
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NSK-RAA20EMP6Z 30 21.5 63 53 5 86.5 57.5 5 8.75 4 3 40 25 10 19.2 52.5 665 505 505 CALL US view here
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NSK-RAA20GMP6Z 30 21.5 63 53 5 106.3 77.3 5 18.65 4 3 40 25 10 24 70 890 900 900 CALL US view here
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Item Rail Dimension
(mm)
Weight Price
(USD)
Quantity
Discounts
Stock
Status
Add To
Cart
W1 H1 G F d x D x h B3 (lbs)
NSK-R1A20L-0150-15-15 20 20.8 20 60 6x9.5x8.5 10 0.9 CALL US view here
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NSK-R1A20L-0300-30-30 20 20.8 20 60 6x9.5x8.5 10 1.7 CALL US view here
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NSK-R1A20L-0500-10-10 20 20.8 20 60 6x9.5x8.5 10 2.9 CALL US view here
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NSK-R1A20L-0700-20-20 20 20.8 20 60 6x9.5x8.5 10 4.0 CALL US view here
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NSK-R1A20L-0900-30-30 20 20.8 20 60 6x9.5x8.5 10 5.2 CALL US view here
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NSK-R1A20L-1100-10-10 20 20.8 20 60 6x9.5x8.5 10 6.3 CALL US view here
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NSK-R1A20L-1300-20-20 20 20.8 20 60 6x9.5x8.5 10 7.5 CALL US view here
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NSK-R1A20L-1500-30-30 20 20.8 20 60 6x9.5x8.5 10 8.6 CALL US view here
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NSK-R1A20L-1700-10-10 20 20.8 20 60 6x9.5x8.5 10 9.7 CALL US view here
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NSK-R1A20L-1900-20-20 20 20.8 20 60 6x9.5x8.5 10 10.9 CALL US view here
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NSK-R1A20L-2100-30-30 20 20.8 20 60 6x9.5x8.5 10 12.0 CALL US view here
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NSK-R1A20L-2300-10-10 20 20.8 20 60 6x9.5x8.5 10 13.2 CALL US view here
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NSK-R1A20L-2500-20-20 20 20.8 20 60 6x9.5x8.5 10 14.3 CALL US view here
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NSK-R1A20L-2700-30-30 20 20.8 20 60 6x9.5x8.5 10 15.5 CALL US view here
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NSK-R1A20L-2900-10-10 20 20.8 20 60 6x9.5x8.5 10 16.6 CALL US view here
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NSK-R1A20L-3000L 20 20.8 20 60 6x9.5x8.5 10 17.2 CALL US view here
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  • Part Number Breakdown
  • Dimensions - AN, AL Square Type
  • Dimensions - EM, GM Flange Type
  • Force and Pitch Dimensions
Part Number Breakdown
Dimensions - AN, AL Square Type
Dimensions - EM, GM Flange Type
Force and Pitch Dimensions
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