Сверхскоростной высокоточный радиально-упорный шарикоподшипник NSK ROBUST Series 55BNRD10XTRSULP4Y

Описание

Boundary Dimensions BNRD: 18° Bearing Type d 55 mm Bore diameter D 90 mm Outside diameter B 18 mm Width BN 4.3 mm SN 10 mm SB 1.4 mm r(min.) 1.1 mm Chamfer Dimension r1(min.) 0.6 mm Chamfer Dimension Basic Load Ratings C r 47.5 kN Basic Dynamic Load Rating C 0r 14.5 kN Basic Static Load Rating Speeds Grease 29000 min -1 Limiting Speed Oil (Oil-air) 45600 min -1 Limiting Speed Dimensions 18° Contact Angle a 20.8 mm Effective Load Center Abutment and Fillet Dimensions da(min.) 62 mm Diameter of Shaft Abutment Da(max.) 83 mm Diameter of Housing Abutment Db(max.) 85 mm Diameter of Housing Abutment ra(max.) 1 mm Radius of Shaft or Housing Fillet rb(max.) 0.6 mm Radius of Shaft or Housing Fillet Performance Pa 13.9 kN Permissible Axial Load Calculation factors f0 8.00 Factor Preload,Rigidity(DB and DF arrangement) Preload Axial Rigidity Measured axial clearance EL 49N 50N/μm 0μm L 268N 93N/μm -12μm M 567N 124N/μm -23μm Additional information 2.2 g/brg Recommended Grease Quantities Mass 0.338 kg Mass(approx.)