Высокоточный радиально-упорный шарикоподшипник NSK Standard Series 7252ASUELP5

Описание

Boundary Dimensions d 260 mm Bore diameter D 480 mm Outside diameter B 80 mm Width r(min.) 5 mm Chamfer Dimension r1(min.) 2 mm Chamfer Dimension Basic Load Ratings C r 480 kN Basic Dynamic Load Rating C 0r 750 kN Basic Static Load Rating Speeds Grease 1800 min -1 Limiting Speed Oil (Oil-air) 2500 min -1 Limiting Speed Dimensions A: 30° Contact Angle a 146.8 mm Effective Load Center Abutment and Fillet Dimensions da(min.) 282 mm Diameter of Shaft Abutment Da(max.) 458 mm Diameter of Housing Abutment Db(max.) 470 mm Diameter of Housing Abutment ra(max.) 4 mm Radius of Shaft or Housing Fillet rb(max.) 2 mm Radius of Shaft or Housing Fillet Performance Pa 475 kN Permissible Axial Load Preload,Rigidity(DB and DF arrangement) Preload Axial Rigidity EL 2688N 739N/μm L 13626N 1305N/μm M 35981N 1870N/μm H 56494N 2228N/μm Mass 65 kg Mass(approx.)