Высокоточный радиально-упорный шарикоподшипник NSK Standard Series 7920A5SN24TRSULP4

Описание

Boundary Dimensions d 100 mm Bore diameter D 140 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 47.5 kN Basic Dynamic Load Rating C 0r 49.5 kN Basic Static Load Rating Speeds Grease 10900 min -1 Limiting Speed Oil (Oil-air) 16300 min -1 Limiting Speed Dimensions A5: 25° Contact Angle a 38.0 mm Effective Load Center Abutment and Fillet Dimensions da(min.) 107 mm Diameter of Shaft Abutment Da(max.) 133 mm Diameter of Housing Abutment Db(max.) 135 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 46.8 kN Permissible Axial Load Preload,Rigidity(DB and DF arrangement) Preload Axial Rigidity Measured axial clearance EL 348N 241N/μm -5μm L 694N 310N/μm -10μm M 1410N 405N/μm -18μm H 2956N 545N/μm -31μm Additional information 4.6 g/brg Recommended Grease Quantities Mass 0.710 kg Mass(approx.)