Высокоточный радиально-упорный шарикоподшипник NSK Standard Series 7068ASUHP4

Описание

Boundary Dimensions d 340 mm Bore diameter D 520 mm Outside diameter B 82 mm Width r(min.) 5 mm Chamfer Dimension r1(min.) 2 mm Chamfer Dimension Basic Load Ratings C r 520 kN Basic Dynamic Load Rating C 0r 905 kN Basic Static Load Rating Speeds Grease 1600 min -1 Limiting Speed Oil (Oil-air) 2100 min -1 Limiting Speed Dimensions A: 30° Contact Angle a 165.1 mm Effective Load Center Abutment and Fillet Dimensions da(min.) 362 mm Diameter of Shaft Abutment Da(max.) 498 mm Diameter of Housing Abutment Db(max.) 510 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 560 kN Permissible Axial Load Preload,Rigidity(DB and DF arrangement) Preload Axial Rigidity EL 3163N 869N/μm L 16035N 1536N/μm M 42344N 2201N/μm H 66484N 2622N/μm Mass 61 kg Mass(approx.)