Высокоточный радиально-упорный шарикоподшипник NSK Standard Series 7944A5TRSUHP4

Описание

Boundary Dimensions d 220 mm Bore diameter D 300 mm Outside diameter B 38 mm Width r(min.) 2.1 mm Chamfer Dimension r1(min.) 1.1 mm Chamfer Dimension Basic Load Ratings C r 188 kN Basic Dynamic Load Rating C 0r 242 kN Basic Static Load Rating Speeds Grease 3500 min -1 Limiting Speed Oil (Oil-air) 5400 min -1 Limiting Speed Dimensions A5: 25° Contact Angle a 79.6 mm Effective Load Center Abutment and Fillet Dimensions da(min.) 232 mm Diameter of Shaft Abutment Da(max.) 288 mm Diameter of Housing Abutment Db(max.) 293 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 176 kN Permissible Axial Load Preload,Rigidity(DB and DF arrangement) Preload Axial Rigidity Measured axial clearance EL 1288N 465N/μm -12μm L 2631N 604N/μm -22μm M 6047N 828N/μm -41μm H 12067N 1094N/μm -66μm Additional information 39 g/brg Recommended Grease Quantities Mass 7.50 kg Mass(approx.)