Высокоточный радиально-упорный шарикоподшипник NSK Standard Series 7028ASUMP4

Описание

Boundary Dimensions d 140 mm Bore diameter D 210 mm Outside diameter B 33 mm Width r(min.) 2 mm Chamfer Dimension r1(min.) 1 mm Chamfer Dimension Basic Load Ratings C r 151 kN Basic Dynamic Load Rating C 0r 133 kN Basic Static Load Rating Speeds Grease 4300 min -1 Limiting Speed Oil (Oil-air) 5800 min -1 Limiting Speed Dimensions A: 30° Contact Angle a 67.0 mm Effective Load Center Abutment and Fillet Dimensions da(min.) 150 mm Diameter of Shaft Abutment Da(max.) 200 mm Diameter of Housing Abutment Db(max.) 204 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 80.5 kN Permissible Axial Load Preload,Rigidity(DB and DF arrangement) Preload Axial Rigidity Measured axial clearance EL 196N 262N/μm 0μm L 1782N 557N/μm -15μm M 5273N 829N/μm -35μm H 8717N 1006N/μm -50μm Additional information 19 g/brg Recommended Grease Quantities Mass 3.44 kg Mass(approx.)