Сферический роликоподшипник NSK 21313EAKE4C3

Описание

Boundary Dimensions d 65 mm Bore diameter D 140 mm Outside diameter B 33 mm Width r (min.) 2.1 mm Chamfer dimension Basic Load Ratings C r 264000 N Basic dynamic load rating C 0r 275000 N Basic static load rating Speeds Thermal Speed Rating (Oil-bath) 4500 min -1 Oil-bath lubrication subject to conditions outlined in ISO 15312 Mechanical (forced-circulation oil) 6000 min -1 Properly designed and controlled forced-circulation oil lubrication Grease 3600 min -1 Grease lubrication Oil (Oil-bath) 4500 min -1 Oil-bath lubrication Abutment and Fillet Dimensions da (min.) 77 mm Diameter of shaft abutment da (max.) 94 mm Diameter of shaft abutment Da (min.) 126 mm Diameter of housing abutment Da (max.) 128 mm Diameter of housing abutment ra (max.) 2 mm Radius of shaft or housing fillet Calculation factors e 0.22 Constant Y2 4.6 Axial load Factors Y3 3.1 Axial load Factors Y0 3 Axial load Factors Mass Mass approx. 2.45 kg Mass approx.