Сверхскоростной высокоточный радиально-упорный шарикоподшипник NSK ROBUST Series 90BER20XTV1VSULP4

Описание

Boundary Dimensions BER: 25° Bearing Type d 90 mm Bore diameter D 140 mm Outside diameter B 30 mm Width r(min.) 1.5 mm Chamfer Dimension r1(min.) 1 mm Chamfer Dimension Basic Load Ratings C r 67.0 kN Basic Dynamic Load Rating C 0r 30.5 kN Basic Static Load Rating Speeds Grease 16600 min -1 Limiting Speed Dimensions 25° Contact Angle a 41.8 mm Effective Load Center Abutment and Fillet Dimensions da(min.) 99 mm Diameter of Shaft Abutment Da(max.) 131 mm Diameter of Housing Abutment Db(max.) 134 mm Diameter of Housing Abutment ra(max.) 1.5 mm Radius of Shaft or Housing Fillet rb(max.) 0.8 mm Radius of Shaft or Housing Fillet Performance Pa 38.0 kN Permissible Axial Load Preload,Rigidity(DB and DF arrangement) Preload Axial Rigidity Measured axial clearance EL 98N 139N/μm 0μm L 739N 277N/μm -12μm M 1541N 362N/μm -22μm Additional information 0.00 g/brg Recommended Grease Quantities Mass 1.44 kg Mass(approx.)