Высокоточный радиально-упорный шарикоподшипник NSK Standard Series 7968CSUHP4

Описание

Boundary Dimensions d 340 mm Bore diameter D 460 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 365 kN Basic Dynamic Load Rating C 0r 625 kN Basic Static Load Rating Speeds Grease 2700 min -1 Limiting Speed Oil (Oil-air) 4200 min -1 Limiting Speed Dimensions C: 15° Contact Angle a 81.6 mm Effective Load Center Abutment and Fillet Dimensions da(min.) 354 mm Diameter of Shaft Abutment Da(max.) 446 mm Diameter of Housing Abutment Db(max.) 453 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 375 kN Permissible Axial Load Calculation factors f0 16.7 Factor Preload,Rigidity(DB and DF arrangement) Preload Axial Rigidity EL 2002N 301N/μm L 4123N 405N/μm M 8736N 566N/μm H 17561N 793N/μm Mass 27 kg Mass(approx.)