... more than 400 millimeter, stamped steel cage is used2 Bearing Part NO.6000,6200,6300,6400,6800,6900,16000,62200,62300 & NR ... bearings according to customers' drawings & samples.6 Shield/closure: Open ball bearing, Z, ZZ, RS, 2RS, 2RZ7 Tolerance Code: ABEC-1, ABEC ... -16040Open Z 2Z RS 2RS6220062200-62216Open Z 2Z RS 2RS 6000 2RS NBR Seal ring Deep groove ball bearing