Damage Condition Possible Causes Countermeasures

Wear is surface deterioration due to sliding friction at the surface of the raceway, rolling elements, roller end faces, rib face, cage pockets, etc.

Entry of debris
Progression from rust and electrical corrosion
Poor lubrication
Sliding due to irregular motion of rolling elements

  • Improve the sealing mechanism
  • Clean the housing
  • Filter the lubrication oil thoroughly
  • Check the lubricant and lubrication method
  • Prevent misalignment