Высокоточный радиально-упорный шарикоподшипник NSK Standard Series 7048ASUMP4

Описание

Boundary Dimensions d 240 mm Bore diameter D 360 mm Outside diameter B 56 mm Width r(min.) 3 mm Chamfer Dimension r1(min.) 1.1 mm Chamfer Dimension Basic Load Ratings C r 300 kN Basic Dynamic Load Rating C 0r 430 kN Basic Static Load Rating Speeds Grease 2200 min -1 Limiting Speed Oil (Oil-air) 3000 min -1 Limiting Speed Dimensions A: 30° Contact Angle a 114.6 mm Effective Load Center Abutment and Fillet Dimensions da(min.) 254 mm Diameter of Shaft Abutment Da(max.) 346 mm Diameter of Housing Abutment Db(max.) 353 mm Diameter of Housing Abutment ra(max.) 2.5 mm Radius of Shaft or Housing Fillet rb(max.) 1 mm Radius of Shaft or Housing Fillet Performance Pa 265 kN Permissible Axial Load Preload,Rigidity(DB and DF arrangement) Preload Axial Rigidity Measured axial clearance EL 1584N 653N/μm -11μm L 7755N 1141N/μm -38μm M 20305N 1631N/μm -74μm H 31460N 1934N/μm -99μm Additional information 96 g/brg Recommended Grease Quantities Mass 19 kg Mass(approx.)