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Thin section ball bearing

2025-04-08
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A thin section ball bearing is a specialized type of bearing designed with an unusually small cross-section (the distance between the inner and outer race), even as the bore size increases. This makes them ideal for applications where space and weight savings are critical.


Here’s a breakdown of its features and applications:

1.Key Features:

I.Compact and Lightweight

  • Designed with a thin radial section, reducing size and weight.
  • Cross-section remains constant as the bore size increases.

II.Three Main Types

  • Radial Contact (Type C): Handles radial loads.
  • Angular Contact (Type A): Handles both radial and axial loads.
  • Four-point Contact (Type X): Handles radial, axial, and moment loads.

III.Material Options

  • Chrome steel or stainless steel for standard use.
  • Ceramic balls for hybrid versions (higher speed, corrosion resistance).

IV.High Precision, Low Torque

  • Used in high-performance environments with low rotational resistance.

2.Applications of thin section ball bearing

  • Robotics and automation
  • Medical devices (e.g., CT scanners)
  • Aerospace and defense
  • Semiconductor equipment
  • Gimbals, rotary encoders, optical instruments

3.Example Designation

KA020XP0

  • K: Thin section series
  • A: Type A (angular contact)
  • 020: 2.0" bore size (inches)
  • XP0: Four-point contact, light preload

For more information, feel free to contact QIBR


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