Высокоточный радиально-упорный шарикоподшипник NSK Standard Series 7904A5TYNSULP3

Описание

Boundary Dimensions d 20 mm Bore diameter D 37 mm Outside diameter B 9 mm Width r(min.) 0.3 mm Chamfer Dimension r1(min.) 0.15 mm Chamfer Dimension Basic Load Ratings C r 6.95 kN Basic Dynamic Load Rating C 0r 4.05 kN Basic Static Load Rating SpeedsThe limiting speeds of the ball guided cage is lower than the outer ring guided cage. Grease 34000 min -1 Limiting Speed Oil (Oil-air) 50000 min -1 Limiting Speed Dimensions A5: 25° Contact Angle a 11.1 mm Effective Load Center Abutment and Fillet Dimensions da(min.) 22.5 mm Diameter of Shaft Abutment Da(max.) 34.5 mm Diameter of Housing Abutment Db(max.) 35.8 mm Diameter of Housing Abutment ra(max.) 0.3 mm Radius of Shaft or Housing Fillet rb(max.) 0.15 mm Radius of Shaft or Housing Fillet Performance Pa 3.55 kN Permissible Axial Load Preload,Rigidity(DB and DF arrangement) Preload Axial Rigidity Measured axial clearance EL 25N 43N/μm 0μm L 63N 60N/μm -3μm M 114N 75N/μm -6μm H 247N 102N/μm -12μm Additional information 0.21 g/brg Recommended Grease Quantities Mass 0.037 kg Mass(approx.)