... Deep Groove Ball Bearing 6404:Brand: HTZC,SKF,TIMKEN,FAG,NSK,KG bearing,etc.Product categories:deep groove ball bearing, cylindrical/taper roller bearing,needle bearing, thrust ball bearing, self-aligning ball/roller bearing,angular contact ball bearing ... ,etc.Model:Series 6000.6200.6300.6400.6800.6900.etc.detailed description:1) Model: Open, Z, ZZ, RZ, 2RZ, RS, 2RS.2 ...