2308 nsk2308 d 40 mm Bore diameter D 90 mm Outside diameter B 33 mm Width r (min.) 1. 5 mm Chamfer dimension Cr 50000 N Basic dynamic load rating C0r 13500 N Basic static load rating Grease 6300 min 1 Grease lubrication Oil (Oil bath) 8000 min 1 Oil bath lubrication da (min.) 48 mm Diameter of shaft abutment (min) Da (max.) 82 mm Diameter of housing abutment ra (max.) 1. 5 mm Radius of shaft or housing fillet e 0. 43 Constant Y2 2. 3 Axial load Factors Y3 1.