... cage is used. When the outer diameter of bearing is no more than 400 millimeter, stamped ... Chrome steel, Carbon steel, stainless steel and ceramic bearing.5 Special bearings and Nonstandard bearings according to customers ... ' drawings & samples.6 Shield/closure: Open ball bearing, Z, ZZ, RS, 2RS, 2RZ7 Tolerance Code: ABEC ... 2RS6220062200-62216Open Z 2Z RS 2RS 6204 ball bearing Deep groove ball ...