Miniature Ball Bearing

Deep groove ball bearing features:
1,Shield/closure: open ball bearing, Z, ZZ, RS, 2RS,2RZ
2,Tolerance codes: ABEC-1, ABEC-3, ABEC-5
3,Vibration level codes: V4, V3, V2, V1
4,Internal clearance codes: C2, C3, C4, C5
5,Material: GCr15, SAE52100(USA), DIN100Cr6(Germany), BS535A99(UK)
6,Cage: SPCC, nylon66
7,Hardness for rings and balls: 60- - 65HRC
8,High-speed (30000rpm~50000rpm) & high temperature(-50~220) resistance deep groove ball bearing series for Vacuum cleaner motors, precision level reach P5Z4V3.