Конический роликоподшипник NSK HR31330J, метрический

Описание

Dimension series ISO 7GB ISO355 dimension series approx. Boundary Dimensions d 150 mm Bore diameter D 320 mm Outside diameter T 82 mm Total width B 75 mm Width of inner ring C 50 mm Width of outer ring Cup r (min.) 4 mm Chamfer dimension of outer ring (Cup) Cone r (min.) 5 mm Chamfer dimension of inner ring (Cone) Basic Load Ratings C r 975000 N Basic dynamic load rating C 0r 1100000 N Basic static load rating Speeds Grease 1000 min -1 Grease lubrication Oil (Oil-bath) 1400 min -1 Oil-bath lubrication Dimensions a 99.3 mm Effective load center Abutment and Fillet Dimensions da (min.) 194 mm Diameter of shaft abutment Db (min.) 300 mm Diameter of housing abutment Da (min.) 253 mm Diameter of housing abutment Da (max.) 302 mm Diameter of housing abutment Sa 9 mm Minimum width of space required in housing on large side face Sb 32 mm Minimum width of space required in housing on small side face db (max.) 187 mm Diameter of shaft abutment ra (max.) 4 mm Radius of shaft or housing fillet of inner ring ra (max.) 3 mm Radius of shaft or housing fillet of outer ring Calculation factors e 0.83 Constant Y0 0.4 Axial load Factors Y1 0.73 Axial load Factors Mass Mass approx. 28.5 kg Mass approx.