Сферический роликоподшипник NSK 21317EAKE4C4

Описание

Boundary Dimensions d 85 mm Bore diameter D 180 mm Outside diameter B 41 mm Width r (min.) 3 mm Chamfer dimension Basic Load Ratings C r 360000 N Basic dynamic load rating C 0r 395000 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) 5000 min -1 Properly designed and controlled forced-circulation oil lubrication Grease 3000 min -1 Grease lubrication Oil (Oil-bath) 4000 min -1 Oil-bath lubrication Abutment and Fillet Dimensions da (min.) 99 mm Diameter of shaft abutment da (max.) 108 mm Diameter of shaft abutment Da (min.) 142 mm Diameter of housing abutment Da (max.) 166 mm Diameter of housing abutment ra (max.) 2.5 mm Radius of shaft or housing fillet Calculation factors e 0.24 Constant Y2 4.3 Axial load Factors Y3 2.9 Axial load Factors Y0 2.8 Axial load Factors Mass Mass approx. 5.2 kg Mass approx.