Двухрядный конический роликоподшипник NSK 260KBE31+LC3

Описание

Boundary Dimensions d 260 mm Bore diameter D 440 mm Outside diameter B2 144 mm Total width C 128 mm Width of outer ring r (min.) 5 mm Chamfer dimension r1 (min.) 1.5 mm Chamfer dimension Basic Load Ratings C r 1890000 N Basic dynamic load rating C 0r 2760000 N Basic static load rating Speeds Grease 560 min -1 Grease lubrication Oil (Oil-bath) 800 min -1 Oil-bath lubrication Abutment and Fillet Dimensions da (min.) 287 mm Diameter of shaft abutment rb (max.) 1.5 mm Radius of housing fillet of outer ring Db (min.) 416 mm Minimum width of space required in housing on large side face ra (max.) 3 mm Radius of shaft fillet of inner ring Calculation factors e 0.39 Constant Y2 2.6 Axial load Factors Y3 1.7 Axial load Factors Y0 1.7 Axial load Factors Mass Mass approx. 82.5 kg Mass approx.