Industry News

Thin section ball bearing

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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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