... your needs5. Can provide small & miniature standard and non-standard ball bearings.Model specifications BearingNoBored(mm)O.dD(mm)WidthB(mm ... devices, motorbikes, textile machines, autos and other areas. deep groove ball bearingWe have Open, Z, ZZ, RS, 2RS,RZ, 2RZ.N ... ,Z3V3.We produce 6000, 6200, 6300, 6800 and 6900 series. furniture bearing