Однорядный цилиндрический роликоподшипник NSK NU307ETC4

Описание

Boundary Dimensions d 35 mm Bore diameter D 80 mm Outside diameter B 21 mm Width FW 46.2 mm Raceway diameter of inner ring r (min.) 1.5 mm Chamfer dimension r1 (min.) 1.1 mm Chamfer dimension Basic Load Ratings C r 82000 N Basic dynamic load rating C 0r 65500 N Basic static load rating Speeds Thermal Speed Rating (Oil-bath) 8500 min -1 Oil-bath lubrication subject to conditions outlined in ISO 15312 Mechanical (forced-circulation oil) 11000 min -1 Properly designed and controlled forced-circulation oil lubrication Grease 7500 min -1 Grease lubrication Oil (Oil-bath) 9500 min -1 Oil-bath lubrication Abutment and Fillet Dimensions db (min.) 41.5 mm Diameter of shaft / spacer sleeve abutment db (max.) 45 mm Diameter of shaft / spacer sleeve abutment dc (min.) 48 mm Diameter of shaft abutment Da (max.) 72 mm Diameter of housing abutment ra (max.) 1.5 mm Radius of shaft or housing fillet rb (max.) 1 mm Radius of shaft or housing fillet Mass Mass approx. 0.477 kg Mass approx.