Конический роликоподшипник NSK 557S/552A, дюймовый

Описание

Boundary Dimensions d 53.975 mm Bore diameter D 123.825 mm Outside diameter T 38.1 mm Total width B 36.678 mm Width of inner ring C 30.162 mm Width of outer ring Cup r (min.) 3.3 mm Chamfer dimension of outer ring (Cup) Cone r (min.) 3.5 mm Chamfer dimension of inner ring (Cone) Basic Load Ratings C r 198000 N Basic dynamic load rating C 0r 221000 N Basic static load rating Speeds Grease 3000 min -1 Grease lubrication Oil (Oil-bath) 4000 min -1 Oil-bath lubrication Dimensions a 28.8 mm Effective load center Abutment and Fillet Dimensions da 71 mm Diameter of shaft abutment Da 109 mm Diameter of housing abutment db 65 mm Diameter of shaft abutment Db 116 mm Diameter of housing abutment ra (max.) 3.5 mm Radius of shaft or housing fillet of inner ring ra (max.) 3.3 mm Radius of shaft or housing fillet of outer ring Calculation factors e 0.35 Constant Y0 0.95 Axial load Factors Y1 1.7 Axial load Factors Mass Mass approx. 1.49 kg Mass approx.(Cone) Mass approx. 0.764 kg Mass approx.(Cup)