12. Failure modes and measures of ball bearings - Classification of failure modes of ball bearings - Overload

Mar 17, 2026

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Definition of overload:
Load>Bearing material yield strength.
Permanent plastic deformation occurs in the bearing groove and steel ball.

 

Preventive measures for bearing overload:
1. Install bearings using appropriate methods.
2. Use appropriate tools or install sleeves as needed.
3. Strictly follow the installation steps and instructions.

 

 

 

The following are common cases of bearing overload failure

 

 

During the installation process, the inner and outer rings of the bearing were not aligned correctly, and there were axial marks on the surface of the steel ball.

During the installation process the inner and outer rings of the bearing were not aligned correctly and there were axial marks on the surface of the steel ball

 

 

Applying installation force to the wrong bearing ring resulted in plastic deformation of the outer ring and steel ball surface of the deep groove ball bearing.

Applying installation force to the wrong bearing ring resulted in plastic deformation of the outer ring and steel ball surface of the deep groove ball bearing

 

 

Failure to use professional tools and explosive installation resulted in permanent deformation of the bearing cage.

Failure to use professional tools and explosive installation resulted in permanent deformation of the bearing cage

 

 

 

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