... ,1300k,2200,2200k,2300,2300k3.Backing the preservation and storage of self aligning ball bearings(1) Bearing storage should be clean, cool and dry, optimumTemperature ... bodies, dirt can not enter the warehouse.4.part no.of Self-aligning Ball Bearings 21317CCK 23064CCK/W33 231/500CA/W3321318CCK 23068CCK/W33 22218CCK/W3321319CCK ...