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The RA/RB Series are the most advanced Roller Guides. With the culmination of NSK’s analysis technology and tribology research, they meet the needs of a wide range of applications with high load and high reigidity capacity.

Condition Description


  • Automotive
  • Packaging
  • Print

Product Features

  • Specially designed retaining pieces reduces vibrations generated by roller passage substantially
  • Full product line
  • Dimensions based on global standards. Replacement without altering equipment design
  • Super high load capacity
  • Super high rigidity
  • High accuracy
  • Long operating life
  • High dust resistance
  • K1 lubrication unit for maintenance free operation


  • Long operating life
  • High load capacity
  • Maintenance free
  • Highly dust-resistant
  • Optimum size of the roller ensuring high rigidity to support more compact machinery
  • Vibrations generated by roller passage are substantially reduced
  • Highest stiffness values


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