Высокоскоростной упорно-радиальный шарикоподшипник NSK ROBUST Series 300BTR10SMYDBLP4A

Описание

Boundary Dimensions BTR: 40° 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 465 kN Basic Dynamic Load Rating C 0a 1160 kN Basic Static Load Rating Speeds Oil (Oil-air) 2000 min -1 Limiting Speed (L-Preload) Grease 1400 min -1 Limiting Speed (L-Preload) Oil (Oil-air) 2000 min -1 Limiting Speed (EL-Preload) Grease 1400 min -1 Limiting Speed (EL-Preload) Dimensions 40° Contact Angle a 195.1 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 675 kN Permissible Axial Load Preload,Rigidity(DB and DF arrangement) Preload Axial Rigidity EL 4678N 1408N/μm L 10874N 1876N/μm Mass 44.9 kg Mass(approx.)