Однорядный цилиндрический роликоподшипник NSK NU2305ETC4

Описание

Boundary Dimensions d 25 mm Bore diameter D 62 mm Outside diameter B 24 mm Width FW 34 mm Raceway diameter of inner ring r (min.) 1.1 mm Chamfer dimension r1 (min.) 1.1 mm Chamfer dimension Basic Load Ratings C r 70000 N Basic dynamic load rating C 0r 56000 N Basic static load rating Speeds Thermal Speed Rating (Oil-bath) 11000 min -1 Oil-bath lubrication subject to conditions outlined in ISO 15312 Mechanical (forced-circulation oil) 15000 min -1 Properly designed and controlled forced-circulation oil lubrication Grease 9000 min -1 Grease lubrication Oil (Oil-bath) 11000 min -1 Oil-bath lubrication Abutment and Fillet Dimensions db (min.) 31.5 mm Diameter of shaft / spacer sleeve abutment db (max.) 32 mm Diameter of shaft / spacer sleeve abutment dc (min.) 37 mm Diameter of shaft abutment Da (max.) 55.5 mm Diameter of housing abutment ra (max.) 1 mm Radius of shaft or housing fillet rb (max.) 1 mm Radius of shaft or housing fillet Mass Mass approx. 0.338 kg Mass approx.