Высокоскоростной упорно-радиальный шарикоподшипник NSK ROBUST Series 70BTR10HTYNDBELP4A

Описание

Boundary Dimensions BTR: 40° Bearing Type d 70 mm Bore diameter D 110 mm Outside diameter 2B 36 mm Assembled Width r(min.) 1.1 mm Chamfer Dimension r1(min.) 0.6 mm Chamfer Dimension Basic Load Ratings C a 40.5 kN Basic Dynamic Load Rating C 0a 60.0 kN Basic Static Load Rating SpeedsThe limiting speeds of the ball guided cage is lower than the outer ring guided cage. Oil (Oil-air) 7700 min -1 Limiting Speed (L-Preload) Grease 6000 min -1 Limiting Speed (L-Preload) Oil (Oil-air) 9000 min -1 Limiting Speed (EL-Preload) Grease 7100 min -1 Limiting Speed (EL-Preload) Dimensions 40° Contact Angle a 46.3 mm Effective Load Center Abutment and Fillet Dimensions da(min.) 77 mm Diameter of Shaft 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 31.5 kN Permissible Axial Load Preload,Rigidity(DB and DF arrangement) Preload Axial Rigidity Measured axial clearance EL 444N 412N/μm -5μm L 1815N 668N/μm -15μm Additional information 2.6 g/brg Recommended Grease Quantities Mass 0.561 kg Mass(approx.)