Высокоскоростной упорно-радиальный шарикоподшипник NSK ROBUST Series 300BAR10SMYDBELP4A

Описание

Boundary Dimensions BAR: 30° Bearing Type d 300 mm Bore diameter D 460 mm Outside diameter 2B 142.5 mm Assembled Width r(min.) 4 mm Chamfer Dimension r1(min.) 1.5 mm Chamfer Dimension Basic Load Ratings C a 390 kN Basic Dynamic Load Rating C 0a 1020 kN Basic Static Load Rating Speeds Oil (Oil-air) 1900 min -1 Limiting Speed (L-Preload) Grease 1500 min -1 Limiting Speed (L-Preload) Oil (Oil-air) 1900 min -1 Limiting Speed (EL-Preload) Grease 1500 min -1 Limiting Speed (EL-Preload) Dimensions 30° Contact Angle a 145.3 mm Effective Load Center Abutment and Fillet Dimensions da(min.) 318 mm Diameter of Shaft Abutment Db(max.) 451 mm Diameter of Housing Abutment ra(max.) 3 mm Radius of Shaft or Housing Fillet rb(max.) 1.5 mm Radius of Shaft or Housing Fillet Performance Pa 696 kN Permissible Axial Load Preload,Rigidity(DB and DF arrangement) Preload Axial Rigidity EL 2505N 756N/μm L 5838N 1011N/μm Mass 44.9 kg Mass(approx.)