... 63series ball bear 1.One way bearing CSK6300 series,also named CSK6300,one side is sprag type, ... the other supported ball bearing,integrated into 63 series ball bearing. 2.Oil bath lubrication is also ... 4.If not fit assembly,giving a WOK6300..PP series C3 bearing clearance will be necessary. 5.Operating ... are also acceptable for a slight fit assembly. 8.WOK6300-2RS is 5mm wider but is equipped with ...