Высокоточный радиально-упорный шарикоподшипник NSK Standard Series 7230ASUMP4

Описание

Boundary Dimensions d 150 mm Bore diameter D 270 mm Outside diameter B 45 mm Width r(min.) 3 mm Chamfer Dimension r1(min.) 1.1 mm Chamfer Dimension Basic Load Ratings C r 315 kN Basic Dynamic Load Rating C 0r 280 kN Basic Static Load Rating Speeds Grease 3600 min -1 Limiting Speed Oil (Oil-air) 4800 min -1 Limiting Speed Dimensions A: 30° Contact Angle a 83.1 mm Effective Load Center Abutment and Fillet Dimensions da(min.) 164 mm Diameter of Shaft Abutment Da(max.) 256 mm Diameter of Housing Abutment Db(max.) 263 mm Diameter of Housing Abutment ra(max.) 2.5 mm Radius of Shaft or Housing Fillet rb(max.) 1 mm Radius of Shaft or Housing Fillet Performance Pa 179 kN Permissible Axial Load Preload,Rigidity(DB and DF arrangement) Preload Axial Rigidity Measured axial clearance EL 587N 366N/μm -5μm L 5000N 772N/μm -35μm M 11917N 1063N/μm -65μm H 16154N 1194N/μm -80μm Additional information 49 g/brg Recommended Grease Quantities Mass 11.20 kg Mass(approx.)