Высокоскоростной упорно-радиальный шарикоподшипник NSK ROBUST Series 120BTR10EMYDBLP4A

Описание

Boundary Dimensions BTR: 40° Bearing Type d 120 mm Bore diameter D 180 mm Outside diameter 2B 54 mm Assembled Width r(min.) 2 mm Chamfer Dimension r1(min.) 1 mm Chamfer Dimension Basic Load Ratings C a 85.5 kN Basic Dynamic Load Rating C 0a 160 kN Basic Static Load Rating Speeds Oil (Oil-air) 5300 min -1 Limiting Speed (L-Preload) Grease 4700 min -1 Limiting Speed (L-Preload) Oil (Oil-air) 5300 min -1 Limiting Speed (EL-Preload) Grease 4700 min -1 Limiting Speed (EL-Preload) Dimensions 40° Contact Angle a 76.4 mm Effective Load Center Abutment and Fillet Dimensions da(min.) 130 mm Diameter of Shaft Abutment Db(max.) 174 mm Diameter of Housing Abutment ra(max.) 2 mm Radius of Shaft or Housing Fillet rb(max.) 1 mm Radius of Shaft or Housing Fillet Performance Pa 88.5 kN Permissible Axial Load Preload,Rigidity(DB and DF arrangement) Preload Axial Rigidity Measured axial clearance EL 615N 522N/μm -5μm L 3417N 938N/μm -20μm Additional information 9.1 g/brg Recommended Grease Quantities Mass 2.29 kg Mass(approx.)