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Modern machine tools require ball screws that can accurately position a work piece or machine component, quickly and efficiently. The NSK BSF/BSN Series of ball screw support bearings are designed to specifically meet these demanding requirements.

Condition Description

  • Fitting
  • High Accuracy
  • High Load
  • High Temperature
  • Lubrication

Industries

  • Machine Tools
  • Print
  • Woodworking

Product Features

  • 60° contact angle bearing
  • Double row
  • Low friction contact lip seal
  • Greased
  • Relubrication facilities
  • Mounting holes (BSF only) for mounting directly onto machinery
  • Extraction groove (BSF only) to remove bearing from machine
  • BSF set screws plug relubrication holes to prevent contamination

Benefits

  • Support large axial forces
  • Supports axial load in 2 directions
  • Sealing characteristic (low friction- and heat generation)
  • Greased for life
  • Relubrication of bearing during operation if required
  • Ready for installation
  • Preload already set and achieved when lock nut is tightened

     

BS F 30 80 DDU H P2B DT
Show Description
Description
BSSeries (Ball Screw Support)
FF: Face mounting, N: No face mounting (housing)
30Bore
80Outer diameter
DDUSeal type
HPreload
P2BClass 2 running accuracy; Special exterior dimensions
DTNo symbol: single bearing; DT: paired bearing