Однорядный цилиндрический роликоподшипник NSK NJ252MC4

Описание

Boundary Dimensions d 260 mm Bore diameter D 480 mm Outside diameter B 80 mm Width FW 320 mm Raceway diameter of inner ring r (min.) 5 mm Chamfer dimension r1 (min.) 5 mm Chamfer dimension Basic Load Ratings C r 1360000 N Basic dynamic load rating C 0r 1580000 N Basic static load rating Speeds Thermal Speed Rating (Oil-bath) 1500 min -1 Oil-bath lubrication subject to conditions outlined in ISO 15312 Grease 1200 min -1 Grease lubrication Oil (Oil-bath) 1500 min -1 Oil-bath lubrication Abutment and Fillet Dimensions db (min.) 280 mm Diameter of shaft / spacer sleeve abutment db (max.) 314 mm Diameter of shaft / spacer sleeve abutment dd (min.) 343 mm Diameter of shaft abutment Da (max.) 460 mm Diameter of housing abutment ra (max.) 4 mm Radius of shaft or housing fillet Mass Mass approx. 68.4 kg Mass approx.