Высокоточный радиально-упорный шарикоподшипник NSK Standard Series 7938A5SN24TRSULP4

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 139 kN Basic Dynamic Load Rating C 0r 174 kN Basic Static Load Rating Speeds Grease 5400 min -1 Limiting Speed Oil (Oil-air) 8300 min -1 Limiting Speed Dimensions A5: 25° Contact Angle a 69.0 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 158 kN Permissible Axial Load Preload,Rigidity(DB and DF arrangement) Preload Axial Rigidity Measured axial clearance EL 1136N 476N/μm -10μm L 2375N 622N/μm -19μm M 5318N 845N/μm -35μm H 10726N 1120N/μm -57μm Additional information 26 g/brg Recommended Grease Quantities Mass 4.52 kg Mass(approx.)