Конический роликоподшипник NSK 12168/12303, дюймовый

Описание

Boundary Dimensions d 42.862 mm Bore diameter D 76.992 mm Outside diameter T 17.462 mm Total width B 17.145 mm Width of inner ring C 11.908 mm Width of outer ring Cup r (min.) 1.5 mm Chamfer dimension of outer ring (Cup) Cone r (min.) 1.5 mm Chamfer dimension of inner ring (Cone) Basic Load Ratings C r 54000 N Basic dynamic load rating C 0r 54000 N Basic static load rating Speeds Grease 4500 min -1 Grease lubrication Oil (Oil-bath) 6000 min -1 Oil-bath lubrication Dimensions a 17.7 mm Effective load center Abutment and Fillet Dimensions da 51 mm Diameter of shaft abutment Da 68 mm Diameter of housing abutment db 48.5 mm Diameter of shaft abutment Db 73 mm Diameter of housing abutment ra (max.) 1.5 mm Radius of shaft or housing fillet of inner ring ra (max.) 1.5 mm Radius of shaft or housing fillet of outer ring Calculation factors e 0.51 Constant Y0 0.65 Axial load Factors Y1 1.2 Axial load Factors Mass Mass approx. 0.228 kg Mass approx.(Cone) Mass approx. 0.098 kg Mass approx.(Cup)