Высокоточный радиально-упорный шарикоподшипник NSK Standard Series 7938CSN24TRSULP3

Описание

Boundary Dimensions d 190 mm Bore diameter D 260 mm Outside diameter B 33 mm Width r(min.) 2 mm Chamfer Dimension r1(min.) 1 mm Chamfer Dimension Basic Load Ratings C r 147 kN Basic Dynamic Load Rating C 0r 184 kN Basic Static Load Rating Speeds Grease 6300 min -1 Limiting Speed Oil (Oil-air) 9700 min -1 Limiting Speed Dimensions C: 15° Contact Angle a 46.6 mm Effective Load Center Abutment and Fillet Dimensions da(min.) 200 mm Diameter of Shaft Abutment Da(max.) 250 mm Diameter of Housing Abutment Db(max.) 254 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 137 kN Permissible Axial Load Calculation factors f0 16.7 Factor Preload,Rigidity(DB and DF arrangement) Preload Axial Rigidity Measured axial clearance EL 657N 187N/μm -12μm L 1370N 252N/μm -25μm M 3228N 368N/μm -49μm H 6543N 518N/μm -79μm Additional information 26 g/brg Recommended Grease Quantities Mass 4.38 kg Mass(approx.)