Compact FA ball screws are next-generation standard stock series of BSS Series high-speed, low-noise Ball Screws. Compact FA next generation ball screws offer quiet, high-speed operating performance. The ball screw shaft ends are machined with the right configuration for the NSK support units.

Condition Description

  • Contamination
  • High Speed
  • Low Noise
  • Vibration


  • Material Handling
  • Medical and Health Care
  • Semiconductor

Product Features

  • Compact design (Outer diameter of the ball nut is reduced by up to 30% compared with NSK’s conventional products)
  • Low noise
  • High speed
  • Innovative contact seal minimizes grease dispersion and helps maintain clean work environments.
  • Can be used with support units, enabling low-profile design.  


  • Noise level of ball screws has been reduced by 6 dB, nearly half of the level that can be sensed by the human ear.
  • Offers 1.6x faster permissible rotational speed than conventional models.
  • Quick delivery, standard product.

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