Двухрядный цилиндрический роликоподшипник NSK NNU4938C3

Описание

Boundary Dimensions d 190 mm Bore diameter D 260 mm Outside diameter B 69 mm Width FW 211.5 mm Raceway diameter of inner ring r (min.) 2 mm Chamfer dimension Basic Load Ratings C r 595000 N Basic dynamic load rating C 0r 1060000 N Basic static load rating Speeds Grease 2000 min -1 Grease lubrication Oil (Oil-bath) 2600 min -1 Oil-bath lubrication Abutment and Fillet Dimensions da (min.) 199 mm Diameter of shaft abutment da (max.) 211 mm Diameter of shaft abutment dc (min.) 217 mm Diameter of shaft abutment d1a (min.) 203 mm Diameter of spacer sleeve abutment Da (max.) 251 mm Diameter of housing abutment ra (max.) 2 mm Radius of shaft or housing fillet Mass Mass approx. 10.9 kg Mass approx.