... impurity less than GCr15, and better performance. ZGC15 ball purposes: for the long life of high-speed ... aerospace bearings and so on.Specifications:Angular contact ball bearings are able to support radial load and ... axial load.As single row angular contact ball bearings can only suport axial load in single ... ,19,(1)0 and (2)0 ; about the ball screw ball bearings, there are diameter series (0)2 and ...