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Thin Section Ball

Timken® precision thin section bearings offer high accuracy in a low profile design, available in standard stainless or chrome steel, configured as deep groove or angular contact, and with a host of special features.

Timken's precision thin section bearing line offers high accuracy and low profile design in standard stainless steel or chrome steel configurations. This line includes deep groove and angular contact configurations with special features available to meet specific application requirements.

Design Attributes:

  • Precision tolerances – meet ABEC 5F (ISO P5) or ABEC 7F (ISO P4) for high running accuracy.
  • Material selection – standard offerings include 440C stainless steel and 52100 chrome steel.
  • Superfinished raceways – provide a smooth surface finish to reduce internal friction and vibration.
  • High quality ball complement – grade 5 or better balls optimize smooth rolling performance.
  • Retainers – various configurations and materials to meet performance needs.


  • Precision robotic joints
  • Semiconductor equipment and measuring systems
  • Radar and microwave equipment
  • Solar array panels
  • Guidance systems
  • Medical Imaging equipment