Однорядный цилиндрический роликоподшипник NSK NU328EMC2

Описание

Boundary Dimensions d 140 mm Bore diameter D 300 mm Outside diameter B 62 mm Width FW 180 mm Raceway diameter of inner ring r (min.) 4 mm Chamfer dimension r1 (min.) 4 mm Chamfer dimension Basic Load Ratings C r 815000 N Basic dynamic load rating C 0r 795000 N Basic static load rating Speeds Thermal Speed Rating (Oil-bath) 2400 min -1 Oil-bath lubrication subject to conditions outlined in ISO 15312 Mechanical (forced-circulation oil) 4000 min -1 Properly designed and controlled forced-circulation oil lubrication Grease 2000 min -1 Grease lubrication Oil (Oil-bath) 2400 min -1 Oil-bath lubrication Abutment and Fillet Dimensions db (min.) 156 mm Diameter of shaft / spacer sleeve abutment db (max.) 176 mm Diameter of shaft / spacer sleeve abutment dc (min.) 182 mm Diameter of shaft abutment Da (max.) 284 mm Diameter of housing abutment ra (max.) 3 mm Radius of shaft or housing fillet rb (max.) 3 mm Radius of shaft or housing fillet Mass Mass approx. 22.4 kg Mass approx.