Высокоточный радиально-упорный шарикоподшипник NSK Standard Series 7921CTYNSULP4Y

Описание

Boundary Dimensions d 105 mm Bore diameter D 145 mm Outside diameter B 20 mm Width r(min.) 1.1 mm Chamfer Dimension r1(min.) 0.6 mm Chamfer Dimension Basic Load Ratings C r 53.5 kN Basic Dynamic Load Rating C 0r 57.0 kN Basic Static Load Rating SpeedsThe limiting speeds of the ball guided cage is lower than the outer ring guided cage. Grease 9000 min -1 Limiting Speed Oil (Oil-air) 11000 min -1 Limiting Speed Dimensions C: 15° Contact Angle a 26.7 mm Effective Load Center Abutment and Fillet Dimensions da(min.) 112 mm Diameter of Shaft Abutment Da(max.) 138 mm Diameter of Housing Abutment Db(max.) 140 mm Diameter of Housing Abutment ra(max.) 1 mm Radius of Shaft or Housing Fillet rb(max.) 0.6 mm Radius of Shaft or Housing Fillet Performance Pa 34.5 kN Permissible Axial Load Calculation factors f0 16.6 Factor Preload,Rigidity(DB and DF arrangement) Preload Axial Rigidity Measured axial clearance EL 194N 86N/μm -5μm L 396N 116N/μm -13μm M 890N 167N/μm -27μm H 1791N 235N/μm -45μm Additional information 4.8 g/brg Recommended Grease Quantities Mass 0.831 kg Mass(approx.)