Сферический роликоподшипник NSK 21316EAKE4C2

Описание

Boundary Dimensions d 80 mm Bore diameter D 170 mm Outside diameter B 39 mm Width r (min.) 2.1 mm Chamfer dimension Basic Load Ratings C r 355000 N Basic dynamic load rating C 0r 375000 N Basic static load rating Speeds Thermal Speed Rating (Oil-bath) 3800 min -1 Oil-bath lubrication subject to conditions outlined in ISO 15312 Mechanical (forced-circulation oil) 4800 min -1 Properly designed and controlled forced-circulation oil lubrication Grease 3000 min -1 Grease lubrication Oil (Oil-bath) 3800 min -1 Oil-bath lubrication Abutment and Fillet Dimensions da (min.) 92 mm Diameter of shaft abutment da (max.) 109 mm Diameter of shaft abutment Da (min.) 146 mm Diameter of housing abutment Da (max.) 158 mm Diameter of housing abutment ra (max.) 2 mm Radius of shaft or housing fillet Calculation factors e 0.23 Constant Y2 4.4 Axial load Factors Y3 3 Axial load Factors Y0 2.9 Axial load Factors Mass Mass approx. 4.32 kg Mass approx.