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RBC Thin Section Ball Bearings

RBC thin section ball bearings are engineered to solve a variety of design problems that cannot be solved with conventional ball bearings.

bearing material comparison

   K N P S
 Material Type Rings  52100  52100 + TDC 17 - 4 PH   440C
Balls  440C Si3N4 
 Typical Hardness HRc 58 - 66 HRc 70-72 H900 HRc 58 - 64
 Corrosion Resistant Material
Poor Good Very Good Good
 Fatigue Resistance
Good Good Poor Good
 Fretting Resistance
Good Very Good Poor Very Good
Yes  May be supplied with or without preservative  


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