Высокоточный радиально-упорный шарикоподшипник NSK Standard Series 7021A5TRSULP4

Описание

Boundary Dimensions d 105 mm Bore diameter D 160 mm Outside diameter B 26 mm Width r(min.) 2 mm Chamfer Dimension r1(min.) 1 mm Chamfer Dimension Basic Load Ratings C r 87.5 kN Basic Dynamic Load Rating C 0r 85.0 kN Basic Static Load Rating Speeds Grease 7600 min -1 Limiting Speed Oil (Oil-air) 11400 min -1 Limiting Speed Dimensions A5: 25° Contact Angle a 43.9 mm Effective Load Center Abutment and Fillet Dimensions da(min.) 115 mm Diameter of Shaft Abutment Da(max.) 150 mm Diameter of Housing Abutment Db(max.) 154 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 66.5 kN Permissible Axial Load Preload,Rigidity(DB and DF arrangement) Preload Axial Rigidity Measured axial clearance EL 493N 247N/μm -8μm L 989N 318N/μm -15μm M 2211N 431N/μm -28μm H 4473N 572N/μm -46μm Additional information 8.4 g/brg Recommended Grease Quantities Mass 1.82 kg Mass(approx.)