6301c3e nsk6301 d 12 mm Bore diameter D 37 mm Outside diameter B 12 mm Width r (min.) 1 mm Chamfer dimension d1 29. 5 mm Outside diameter of inner ring D1 19. 5 mm Bore diameter of outer ring Cr 10700 N Basic dynamic load rating C0r 4200 N Basic static load rating Grease 24000 min 1 Grease lubrication Oil (Oil bath) 28000 min 1 Oil bath lubrication da (min.) 17 mm Diameter of shaft abutment (min) da (max.) 18 mm Diameter of shaft abutment Da (max.) 32 mm