Miniature range stainless steel SDS / BDS / SHS

The SKF range of stainless steel miniature ball screws are manufactured using precision rolling technology. They offer compact, highly efficient driving solutions, designed to withstand the test of time and to operate in severe environments. The nut design incorporates a threaded nose for easy integration into any assembly. Customized solutions are available.

Features and benefits

  • Optional reduced axial play from 0,02 to 0,03 mm, depending on size
  • Standard lead precision G7 and G9
  • Material for shaft and nut is X30Cr13 (similar to AISI 420)
  • Balls are made of stainless steel type X105CrMo17 (similar to AISI 440C)
  • Optional safety ring for certain sizes
  • Optional wipers for certain sizes
  • Excellent repeatability with high positioning accuracy 
  • Smooth running
  • Extremely compact nut design with threaded nose for easy assembly
  • Backlash elimination by oversized balls on request (BDS designation)
  • Suitable for long storage periods before use, or for applications requiring extremely long service life
  • Adapted for operation in clean environment

Technical data

Nominal diameter
from 6 to 16 mm
from 2 to 5 mm
Basic dynamic load capacity
from 1,2 to 4,8 kN
Basic static load capacity
from 1,1 to 5,4 kN
Maximum axial play
from 0,05 to 0,07 mm

Typical application

  • Medical instruments
  • Medical imaging
  • Optical industry
  • Aerospace
  • Semicon industry
  • Off-highway
  • And many other applications

Miniature range stainless steel SDS/BDS/SHS

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