Однорядный цилиндрический роликоподшипник NSK NJ1044

Описание

Boundary Dimensions d 220 mm Bore diameter D 340 mm Outside diameter B 56 mm Width FW 250 mm Raceway diameter of inner ring r (min.) 3 mm Chamfer dimension r1 (min.) 3 mm Chamfer dimension Basic Load Ratings C r 615000 N Basic dynamic load rating C 0r 750000 N Basic static load rating Speeds Thermal Speed Rating (Oil-bath) 2400 min -1 Oil-bath lubrication subject to conditions outlined in ISO 15312 Grease 1800 min -1 Grease lubrication Oil (Oil-bath) 2200 min -1 Oil-bath lubrication Abutment and Fillet Dimensions db (min.) 233 mm Diameter of shaft / spacer sleeve abutment db (max.) 247 mm Diameter of shaft / spacer sleeve abutment Da (max.) 327 mm Diameter of housing abutment ra (max.) 2.5 mm Radius of shaft or housing fillet Mass Mass approx. 18.7 kg Mass approx.