6222ddu nsk62 22DDU d 22 mm Bore diameter D 50 mm Outside diameter B 14 mm Width r (min.) 1 mm Chamfer dimension d1 44 mm Outside diameter of inner ring D1 29. 6 mm Bore diameter of outer ring Cr 14200 N Basic dynamic load rating C0r 6800 N Basic static load rating Grease 9500 min 1 Grease lubrication da (min.) 27 mm Diameter of shaft abutment (min) da (max.) 29. 5 mm Diameter of shaft abutment Da (max.) 45 mm Diameter of housing abutment ra (max.) 1 mm Radius