Сверхскоростной высокоточный радиально-упорный шарикоподшипник NSK ROBUST Series 55BER19ETYNSULP3

Описание

Boundary Dimensions BER: 25° Bearing Type d 55 mm Bore diameter D 80 mm Outside diameter B 13 mm Width r(min.) 1 mm Chamfer Dimension r1(min.) 0.6 mm Chamfer Dimension Basic Load Ratings C r 17.3 kN Basic Dynamic Load Rating C 0r 10.9 kN Basic Static Load Rating SpeedsThe limiting speeds of the ball guided cage is lower than the outer ring guided cage. Grease 18000 min -1 Limiting Speed Oil (Oil-air) 21000 min -1 Limiting Speed Dimensions 25° Contact Angle a 22.2 mm Effective Load Center Abutment and Fillet Dimensions da(min.) 61 mm Diameter of Shaft Abutment Da(max.) 74 mm Diameter of Housing Abutment Db(max.) 75 mm Diameter of Housing Abutment ra(max.) 1 mm Radius of Shaft or Housing Fillet rb(max.) 0.5 mm Radius of Shaft or Housing Fillet Performance Pa 16.1 kN Permissible Axial Load Preload,Rigidity(DB and DF arrangement) Preload Axial Rigidity Measured axial clearance EL 49N 76N/μm 0μm L 264N 136N/μm -8μm M 538N 176N/μm -15μm Additional information 1.1 g/brg Recommended Grease Quantities Mass 0.178 kg Mass(approx.)