... Ball bearing.Roller bearing. hub bearing 2.Material,steel GCR - 15 3.Certificate: ISO 9001:2000 4.Hardness: 62 Deep groove ball ... windage code: C0,C2,C3,C4,C56. Precision Grades: P0,P6,P5,P4,P2(ABEC1,ABEC3 ... Can provide small & miniature standard and non-standard ball bearings. ApplicationWidely used in home appliances, electric ... ready market in ... High quality Ball bearing,Roller bearing,Auto-hub ...