Сверхскоростной высокоточный радиально-упорный шарикоподшипник NSK ROBUST Series 170BER19HSUMP4

Описание

Boundary Dimensions BER: 25° Bearing Type d 170 mm Bore diameter D 230 mm Outside diameter B 28 mm Width r(min.) 2 mm Chamfer Dimension r1(min.) 1 mm Chamfer Dimension Basic Load Ratings C r 102 kN Basic Dynamic Load Rating C 0r 87.5 kN Basic Static Load Rating Speeds Grease 7500 min -1 Limiting Speed Oil (Oil-air) 12000 min -1 Limiting Speed Dimensions 25° Contact Angle a 60.6 mm Effective Load Center Abutment and Fillet Dimensions da(min.) 180 mm Diameter of Shaft Abutment Da(max.) 220 mm Diameter of Housing Abutment Db(max.) 224 mm Diameter of Housing Abutment ra(max.) 2 mm Radius of Shaft or Housing Fillet rb(max.) 1 mm Radius of Shaft or Housing Fillet Performance Pa 110 kN Permissible Axial Load Preload,Rigidity(DB and DF arrangement) Preload Axial Rigidity Measured axial clearance EL 196N 223N/μm 0μm L 1712N 468N/μm -17μm M 3609N 612N/μm -31μm Additional information 16 g/brg Recommended Grease Quantities Mass 2.47 kg Mass(approx.)