Высокоточный радиально-упорный шарикоподшипник NSK Standard Series 7218CTRSUELP4Y

Описание

Boundary Dimensions d 90 mm Bore diameter D 160 mm Outside diameter B 30 mm Width r(min.) 2 mm Chamfer Dimension r1(min.) 1 mm Chamfer Dimension Basic Load Ratings C r 129 kN Basic Dynamic Load Rating C 0r 105 kN Basic Static Load Rating Speeds Grease 9200 min -1 Limiting Speed Oil (Oil-air) 14000 min -1 Limiting Speed Dimensions C: 15° Contact Angle a 31.7 mm Effective Load Center Abutment and Fillet Dimensions da(min.) 100 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 72.0 kN Permissible Axial Load Calculation factors f0 14.6 Factor Preload,Rigidity(DB and DF arrangement) Preload Axial Rigidity Measured axial clearance EL 384N 95N/μm -15μm L 771N 126N/μm -29μm M 1865N 187N/μm -57μm H 3713N 262N/μm -90μm Additional information 12 g/brg Recommended Grease Quantities Mass 2.20 kg Mass(approx.)