Высокоточный радиально-упорный шарикоподшипник NSK Standard Series 7244ASUMP4

Описание

Boundary Dimensions d 220 mm Bore diameter D 400 mm Outside diameter B 65 mm Width r(min.) 4 mm Chamfer Dimension r1(min.) 1.5 mm Chamfer Dimension Basic Load Ratings C r 515 kN Basic Dynamic Load Rating C 0r 585 kN Basic Static Load Rating Speeds Grease 2100 min -1 Limiting Speed Oil (Oil-air) 3000 min -1 Limiting Speed Dimensions A: 30° Contact Angle a 122.0 mm Effective Load Center Abutment and Fillet Dimensions da(min.) 238 mm Diameter of Shaft Abutment Da(max.) 382 mm Diameter of Housing Abutment Db(max.) 391 mm Diameter of Housing Abutment ra(max.) 3 mm Radius of Shaft or Housing Fillet rb(max.) 1.5 mm Radius of Shaft or Housing Fillet Performance Pa 385 kN Permissible Axial Load Preload,Rigidity(DB and DF arrangement) Preload Axial Rigidity EL 2187N 661N/μm L 11037N 1167N/μm M 28837N 1666N/μm H 44290N 1967N/μm Mass 36.5 kg Mass(approx.)