Конический роликоподшипник NSK 1997X/1922, дюймовый

Описание

Boundary Dimensions d 26.988 mm Bore diameter D 57.15 mm Outside diameter T 19.845 mm Total width B 19.355 mm Width of inner ring C 15.875 mm Width of outer ring Cup r (min.) 1.5 mm Chamfer dimension of outer ring (Cup) Cone r (min.) 3.3 mm Chamfer dimension of inner ring (Cone) Basic Load Ratings C r 49500 N Basic dynamic load rating C 0r 44500 N Basic static load rating Speeds Grease 6700 min -1 Grease lubrication Oil (Oil-bath) 9000 min -1 Oil-bath lubrication Dimensions a 13.9 mm Effective load center Abutment and Fillet Dimensions da 37.5 mm Diameter of shaft abutment Da 51 mm Diameter of housing abutment db 31.5 mm Diameter of shaft abutment Db 53.5 mm Diameter of housing abutment ra (max.) 3.3 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 0.33 Constant Y0 1 Axial load Factors Y1 1.8 Axial load Factors Mass Mass approx. 0.152 kg Mass approx.(Cone) Mass approx. 0.077 kg Mass approx.(Cup)