... of seal, shield and snap-ring arrangements.The bearing ring grooves are circular arcs made slightly larger ... our informations as follows: 1) Types of Deep Groove Ball Bearing: 6000, 6200, 6300,6800, 16000, series. 2) ... 52100—American,(Din)100Cr6—Germany. 3) Shield/closure: open bearing, Z, ZZ, RS, 2RS. 4) Vibration and ... 6202 6203 6204 6205 6206 6207 6208 6209 6210 6211 6212 6213 6214 6215 6216 6217 6218 ...