Высокоточный радиально-упорный шарикоподшипник NSK Standard Series 7944CTRSUELP4Y

Описание

Boundary Dimensions d 220 mm Bore diameter D 300 mm Outside diameter B 38 mm Width r(min.) 2.1 mm Chamfer Dimension r1(min.) 1.1 mm Chamfer Dimension Basic Load Ratings C r 200 kN Basic Dynamic Load Rating C 0r 256 kN Basic Static Load Rating Speeds Grease 4100 min -1 Limiting Speed Oil (Oil-air) 6400 min -1 Limiting Speed Dimensions C: 15° Contact Angle a 53.8 mm Effective Load Center Abutment and Fillet Dimensions da(min.) 232 mm Diameter of Shaft Abutment Da(max.) 288 mm Diameter of Housing Abutment Db(max.) 293 mm Diameter of Housing Abutment ra(max.) 2 mm Radius of Shaft or Housing Fillet rb(max.) 1 mm Radius of Shaft or Housing Fillet Performance Pa 150 kN Permissible Axial Load Calculation factors f0 16.7 Factor Preload,Rigidity(DB and DF arrangement) Preload Axial Rigidity Measured axial clearance EL 848N 193N/μm -17μm L 1690N 256N/μm -32μm M 3793N 367N/μm -59μm H 7530N 513N/μm -93μm Additional information 39 g/brg Recommended Grease Quantities Mass 7.50 kg Mass(approx.)