Сверхскоростной высокоточный радиально-упорный шарикоподшипник NSK ROBUST Series 45BER19XTYNV1VSULP4Y

Описание

Boundary Dimensions BER: 25° Bearing Type d 45 mm Bore diameter D 68 mm Outside diameter B 12 mm Width BN 2.2 mm SN 7.0 mm SB 1.4 mm r(min.) 0.6 mm Chamfer Dimension r1(min.) 0.3 mm Chamfer Dimension Basic Load Ratings C r 23.3 kN Basic Dynamic Load Rating C 0r 8.00 kN Basic Static Load Rating SpeedsThe limiting speeds of the ball guided cage is lower than the outer ring guided cage. Grease 22000 min -1 Limiting Speed Oil (Oil-air) 25000 min -1 Limiting Speed Dimensions 25° Contact Angle a 19.2 mm Effective Load Center Abutment and Fillet Dimensions da(min.) 50 mm Diameter of Shaft Abutment Da(max.) 63 mm Diameter of Housing Abutment Db(max.) 65.5 mm Diameter of Housing Abutment ra(max.) 0.6 mm Radius of Shaft or Housing Fillet rb(max.) 0.3 mm Radius of Shaft or Housing Fillet Performance Pa 9.85 kN Permissible Axial Load Preload,Rigidity(DB and DF arrangement) Preload Axial Rigidity Measured axial clearance EL 49N 76N/μm 0μm L 265N 136N/μm -8μm M 539N 177N/μm -15μm Additional information 0.77 g/brg Recommended Grease Quantities Mass 0.111 kg Mass(approx.)