Однорядный цилиндрический роликоподшипник NSK NU1044C4

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 dc (min.) 254 mm Diameter of shaft abutment Da (max.) 327 mm Diameter of housing abutment ra (max.) 2.5 mm Radius of shaft or housing fillet rb (max.) 2.5 mm Radius of shaft or housing fillet Mass Mass approx. 18.2 kg Mass approx.