... bearings mainly take radial load as well as take moderate axial load,YBT's ball bearings products ... include: miniature ball bearings,single row deep ball bearings,double row deep groove ball bearings,angular contact ball bearings,flange ball bearings,self-aligning ball bearings ... clearance codes: C2, C3, C4, C5Ball bearings material: AISI52100, AISI440C, AISI304, AISI316, ...