Двухрядный цилиндрический роликоподшипник NSK NNU4926K

Описание

Boundary Dimensions d 130 mm Bore diameter D 180 mm Outside diameter B 50 mm Width FW 144 mm Raceway diameter of inner ring r (min.) 1.5 mm Chamfer dimension Basic Load Ratings C r 335000 N Basic dynamic load rating C 0r 545000 N Basic static load rating Speeds Grease 3000 min -1 Grease lubrication Oil (Oil-bath) 3800 min -1 Oil-bath lubrication Abutment and Fillet Dimensions da (min.) 138 mm Diameter of shaft abutment da (max.) 143 mm Diameter of shaft abutment dc (min.) 148 mm Diameter of shaft abutment d1a (min.) 140 mm Diameter of spacer sleeve abutment Da (max.) 172 mm Diameter of housing abutment ra (max.) 1.5 mm Radius of shaft or housing fillet Mass Mass approx. 3.85 kg Mass approx.