Purchase Qty. Reference FOB Price
100-4,999 Pieces US$0.23
5,000+ Pieces US$0.21
Product Description
Ball bearing is mainly composed of four basic elements: ball, inner ring, outer ring and cage or retainer. General industrial ball bearings meet the standard of AISI 52100. Ball bearings and rings are usually made of high chromium steel, with Rockwell C- scale hardness between 61 and 65. However, ...