Сверхскоростной высокоточный радиально-упорный шарикоподшипник NSK ROBUST Series 120BNR19STSULP4

Описание

Boundary Dimensions BNR: 18° Bearing Type d 120 mm Bore diameter D 165 mm Outside diameter B 22 mm Width r(min.) 1.1 mm Chamfer Dimension r1(min.) 0.6 mm Chamfer Dimension Basic Load Ratings C r 68.0 kN Basic Dynamic Load Rating C 0r 52.0 kN Basic Static Load Rating Speeds Grease 9900 min -1 Limiting Speed Oil (Oil-air) 14100 min -1 Limiting Speed Dimensions 18° Contact Angle a 34.2 mm Effective Load Center Abutment and Fillet Dimensions da(min.) 127 mm Diameter of Shaft Abutment Da(max.) 158 mm Diameter of Housing Abutment Db(max.) 160 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 75.0 kN Permissible Axial Load Calculation factors f0 10.8 Factor Preload,Rigidity(DB and DF arrangement) Preload Axial Rigidity Measured axial clearance EL 98N 78N/μm 0μm L 414N 130N/μm -12μm M 1287N 200N/μm -33μm Additional information 7.3 g/brg Recommended Grease Quantities Mass 1.12 kg Mass(approx.)