Однорядный цилиндрический роликоподшипник NSK NF348M

Описание

Boundary Dimensions d 240 mm Bore diameter D 500 mm Outside diameter B 95 mm Width EW 430 mm Raceway diameter of outer ring r (min.) 5 mm Chamfer dimension r1 (min.) 5 mm Chamfer dimension Basic Load Ratings C r 1680000 N Basic dynamic load rating C 0r 1820000 N Basic static load rating Speeds Thermal Speed Rating (Oil-bath) 1200 min -1 Oil-bath lubrication subject to conditions outlined in ISO 15312 Grease 1100 min -1 Grease lubrication Oil (Oil-bath) 1300 min -1 Oil-bath lubrication Abutment and Fillet Dimensions da (min.) 260 mm Diameter of shaft abutment Db (min.) 438 mm Diameter of housing abutment Da (max.) 480 mm Diameter of housing abutment Db (max.) 480 mm Diameter of housing abutment ra (max.) 4 mm Radius of shaft or housing fillet rb (max.) 4 mm Radius of shaft or housing fillet Mass Mass approx. 95.4 kg Mass approx.