Outside Surface

Discoloration of cages, rolling elements and raceway rings occurs due to their reacting with lubricant at high temperature. >>

Bearing rust and corrosion are pits on the surface of rings and rolling elements and may occur at the rolling element pitch on the rings or over the entire bearing surfaces. >>

Straight line scratches on surface of raceways or rolling elements caused during mounting or dismounting of bearing. >>

Cracks in the raceway ring and rolling elements. Continued use under this condition leads to larger Cracks or Fractures. >>