Спаренный радиально-упорный шарикоподшипник NSK 7228BDF

Описание

Boundary Dimensions d 140 mm Bore diameter D 250 mm Outside diameter 2B 84 mm Width 2B r (min.) 3 mm Chamfer dimension r1 (min.) 1.1 mm Chamfer dimension Basic Load Ratings C r 355000 N Basic dynamic load rating C 0r 425000 N Basic static load rating Speeds Grease 1600 min -1 Grease lubrication Oil (Oil-bath) 2200 min -1 Oil-bath lubrication Dimensions a0 121.6 mm Load center spacings Abutment and Fillet Dimensions rb (max.) 2.5 mm Radius of fillet Da (max.) 236 mm Diameter of housing abutment db (min.) 154 mm Diameter of shaft abutment ra (max.) 2.5 mm Radius of shaft or housing fillet Mass Mass approx. 17.88 kg Mass approx.