Высокоточный радиально-упорный шарикоподшипник NSK Standard Series 7230CTRSUELP3

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 284 kN Basic Dynamic Load Rating C 0r 305 kN Basic Static Load Rating Speeds Grease 5500 min -1 Limiting Speed Oil (Oil-air) 8400 min -1 Limiting Speed Dimensions C: 15° Contact Angle a 50.6 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 205 kN Permissible Axial Load Calculation factors f0 14.7 Factor Preload,Rigidity(DB and DF arrangement) Preload Axial Rigidity Measured axial clearance EL 1093N 165N/μm -28μm L 2203N 220N/μm -51μm M 4952N 316N/μm -92μm H 9979N 444N/μm -145μm Additional information 49 g/brg Recommended Grease Quantities Mass 11 kg Mass(approx.)