6806zzcm Nsk6806ZZ d 30 mm Bore diameter D 42 mm Outside diameter B 7 mm Width r (min.) 0. 3 mm Chamfer dimension d1 39. 2 mm Outside diameter of inner ring D1 32. 4 mm Bore diameter of outer ring Cr 5200 N Basic dynamic load rating C0r 3650 N Basic static load rating Grease 15000 min 1 Grease lubrication da (min.) 32 mm Diameter of shaft abutment (min) da (max.) 32 mm Diameter of shaft abutment Da (max.) 40 mm Diameter of housing abutment ra (max.) 0. 3 mm