Высокоскоростной упорно-радиальный шарикоподшипник NSK ROBUST Series 80BTR10EMYDBELP4A

Описание

Boundary Dimensions BTR: 40° Bearing Type d 80 mm Bore diameter D 125 mm Outside diameter 2B 40.5 mm Assembled Width r(min.) 1.1 mm Chamfer Dimension r1(min.) 0.6 mm Chamfer Dimension Basic Load Ratings C a 48.0 kN Basic Dynamic Load Rating C 0a 78.0 kN Basic Static Load Rating Speeds Oil (Oil-air) 7800 min -1 Limiting Speed (L-Preload) Grease 6800 min -1 Limiting Speed (L-Preload) Oil (Oil-air) 7800 min -1 Limiting Speed (EL-Preload) Grease 6800 min -1 Limiting Speed (EL-Preload) Dimensions 40° Contact Angle a 52.7 mm Effective Load Center Abutment and Fillet Dimensions da(min.) 87 mm Diameter of Shaft Abutment Db(max.) 120 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 43.0 kN Permissible Axial Load Preload,Rigidity(DB and DF arrangement) Preload Axial Rigidity Measured axial clearance EL 507N 406N/μm -5μm L 1819N 630N/μm -15μm Additional information 3.6 g/brg Recommended Grease Quantities Mass 0.830 kg Mass(approx.)