Однорядный цилиндрический роликоподшипник NSK NF230M

Описание

Boundary Dimensions d 150 mm Bore diameter D 270 mm Outside diameter B 45 mm Width EW 238 mm Raceway diameter of outer ring r (min.) 3 mm Chamfer dimension r1 (min.) 3 mm Chamfer dimension Basic Load Ratings C r 460000 N Basic dynamic load rating C 0r 490000 N Basic static load rating Speeds Thermal Speed Rating (Oil-bath) 3000 min -1 Oil-bath lubrication subject to conditions outlined in ISO 15312 Grease 2200 min -1 Grease lubrication Oil (Oil-bath) 2800 min -1 Oil-bath lubrication Abutment and Fillet Dimensions da (min.) 163 mm Diameter of shaft abutment Db (min.) 243 mm Diameter of housing abutment Da (max.) 257 mm Diameter of housing abutment Db (max.) 257 mm Diameter of housing abutment ra (max.) 2.5 mm Radius of shaft or housing fillet rb (max.) 2.5 mm Radius of shaft or housing fillet Mass Mass approx. 11.8 kg Mass approx.