Высокоточный радиально-упорный шарикоподшипник NSK Standard Series 7220ATYNSUMP5

Описание

Boundary Dimensions d 100 mm Bore diameter D 180 mm Outside diameter B 34 mm Width r(min.) 2.1 mm Chamfer Dimension r1(min.) 1.1 mm Chamfer Dimension Basic Load Ratings C r 144 kN Basic Dynamic Load Rating C 0r 117 kN Basic Static Load Rating SpeedsThe limiting speeds of the ball guided cage is lower than the outer ring guided cage. Grease 5300 min -1 Limiting Speed Oil (Oil-air) 7100 min -1 Limiting Speed Dimensions A: 30° Contact Angle a 57.4 mm Effective Load Center Abutment and Fillet Dimensions da(min.) 112 mm Diameter of Shaft Abutment Da(max.) 168 mm Diameter of Housing Abutment Db(max.) 173 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 79.5 kN Permissible Axial Load Preload,Rigidity(DB and DF arrangement) Preload Axial Rigidity Measured axial clearance EL 361N 253N/μm -5μm L 1664N 430N/μm -20μm M 5052N 646N/μm -45μm H 7687N 758N/μm -60μm Additional information 18 g/brg Recommended Grease Quantities Mass 3.21 kg Mass(approx.)