Сверхскоростной высокоточный радиально-упорный шарикоподшипник NSK ROBUST Series 70BNRD10XTYNSULP4

Описание

Boundary Dimensions BNRD: 18° Bearing Type d 70 mm Bore diameter D 110 mm Outside diameter B 20 mm Width BN 4.0 mm SN 12 mm SB 1.4 mm r(min.) 1.1 mm Chamfer Dimension r1(min.) 0.6 mm Chamfer Dimension Basic Load Ratings C r 65.5 kN Basic Dynamic Load Rating C 0r 21.8 kN Basic Static Load Rating SpeedsThe limiting speeds of the ball guided cage is lower than the outer ring guided cage. Grease 23400 min -1 Limiting Speed Oil (Oil-air) 36700 min -1 Limiting Speed Dimensions 18° Contact Angle a 24.6 mm Effective Load Center Abutment and Fillet Dimensions da(min.) 77 mm Diameter of Shaft Abutment Da(max.) 103 mm Diameter of Housing Abutment Db(max.) 105 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 21.1 kN Permissible Axial Load Calculation factors f0 8.10 Factor Preload,Rigidity(DB and DF arrangement) Preload Axial Rigidity Measured axial clearance EL 49N 57N/μm 0μm L 387N 118N/μm -15μm M 840N 160N/μm -28μm Additional information 3.4 g/brg Recommended Grease Quantities Mass 0.534 kg Mass(approx.)