Двухрядный цилиндрический роликоподшипник NSK NNU4920KC3

Описание

Boundary Dimensions d 100 mm Bore diameter D 140 mm Outside diameter B 40 mm Width FW 112 mm Raceway diameter of inner ring r (min.) 1.1 mm Chamfer dimension Basic Load Ratings C r 190000 N Basic dynamic load rating C 0r 295000 N Basic static load rating Speeds Grease 4000 min -1 Grease lubrication Oil (Oil-bath) 5000 min -1 Oil-bath lubrication Abutment and Fillet Dimensions da (min.) 106.5 mm Diameter of shaft abutment da (max.) 111 mm Diameter of shaft abutment dc (min.) 115 mm Diameter of shaft abutment d1a (min.) 108 mm Diameter of spacer sleeve abutment Da (max.) 133.5 mm Diameter of housing abutment ra (max.) 1 mm Radius of shaft or housing fillet Mass Mass approx. 1.9 kg Mass approx.