1.Size:607zz-699zz. 2.Tolerance:p0,p6,p5,p4 3.ISO 9001:2008 4.Mold:OPEN,Z,ZZ,RZ,2RZ,RS,2RS Item No. Miniature Ball Bearing :Miniature ball bearings are machinery components, which comprise an outer ring, inner ring, balls, retainers, shields and snap rings. Miniature bearings and small-sized ball bearings have up to 60mm in external diameter.Deep groove miniature ball bearings are single row ...