6807ddcm nsk6807DD d 35 mm Bore diameter D 47 mm Outside diameter B 7 mm Width r (min.) 0. 3 mm Chamfer dimension d1 44. 2 mm Outside diameter of inner ring D1 37 mm Bore diameter of outer ring Cr 5400 N Basic dynamic load rating C0r 4100 N Basic static load rating Grease 7500 min 1 Grease lubrication da (min.) 37 mm Diameter of shaft abutment (min) da (max.) 37 mm Diameter of shaft abutment Da (max.) 45 mm Diameter of housing abutment ra (max.) 0. 3 mm Radius of