Четырехточечный радиально-упорный шарикоподшипник NSK QJ228MC4

Описание

Boundary Dimensions d 140 mm Bore diameter D 250 mm Outside diameter B 42 mm Width r (min.) 3 mm Chamfer dimension Basic Load Ratings C a 350000 N Basic dynamic load rating C 0a 775000 N Basic static load rating Speeds Grease 2000 min -1 Grease lubrication Oil (Oil-bath) 2800 min -1 Oil-bath lubrication Dimensions a0 136.5 mm Load center spacings Abutment and Fillet Dimensions da (min.) 154 mm Diameter of shaft abutment Da (max.) 236 mm Diameter of housing abutment ra (max.) 2.5 mm Radius of shaft or housing fillet Mass Mass approx. 9.8 kg Mass approx.