Двухрядный цилиндрический роликоподшипник NSK NNU4940C3

Описание

Boundary Dimensions d 200 mm Bore diameter D 280 mm Outside diameter B 80 mm Width FW 223 mm Raceway diameter of inner ring r (min.) 2.1 mm Chamfer dimension Basic Load Ratings C r 700000 N Basic dynamic load rating C 0r 1220000 N Basic static load rating Speeds Grease 1900 min -1 Grease lubrication Oil (Oil-bath) 2400 min -1 Oil-bath lubrication Abutment and Fillet Dimensions da (min.) 211 mm Diameter of shaft abutment da (max.) 222 mm Diameter of shaft abutment dc (min.) 228 mm Diameter of shaft abutment d1a (min.) 214 mm Diameter of spacer sleeve abutment Da (max.) 269 mm Diameter of housing abutment ra (max.) 2 mm Radius of shaft or housing fillet Mass Mass approx. 15.3 kg Mass approx.