Высокоскоростной упорно-радиальный шарикоподшипник NSK ROBUST Series 55BTR10EMYDBELP4A

Описание

Boundary Dimensions BTR: 40° Bearing Type d 55 mm Bore diameter D 90 mm Outside diameter 2B 33 mm Assembled Width r(min.) 1.1 mm Chamfer Dimension r1(min.) 0.6 mm Chamfer Dimension Basic Load Ratings C a 27.2 kN Basic Dynamic Load Rating C 0a 40.0 kN Basic Static Load Rating Speeds Oil (Oil-air) 11000 min -1 Limiting Speed (L-Preload) Grease 9700 min -1 Limiting Speed (L-Preload) Oil (Oil-air) 11000 min -1 Limiting Speed (EL-Preload) Grease 9700 min -1 Limiting Speed (EL-Preload) Dimensions 40° Contact Angle a 38.3 mm Effective Load Center Abutment and Fillet Dimensions da(min.) 62 mm Diameter of Shaft Abutment Db(max.) 85 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 23.6 kN Permissible Axial Load Preload,Rigidity(DB and DF arrangement) Preload Axial Rigidity Measured axial clearance EL 349N 307N/μm -5μm L 800N 409N/μm -10μm Additional information 1.6 g/brg Recommended Grease Quantities Mass 0.390 kg Mass(approx.)