Deep Groove Ball Bearings, are widely used in various applications, and ... 62200, 62300 & NR series bearings 3 Extra-large size ball bearings, which ID ranges from 180mm to 6300mm. 4 Material ... according to customers' drawings & samples. 6 Shield/closure: Open ball bearing, Z, ZZ, RS, 2RS, 2RZ 7 Tolerance Code: ... -5 8 Vibration level code : V3, V2, V1 9 Internal clearance: C2, C3, C4 , C5 10 High-speed and ...