Высокоскоростной упорно-радиальный шарикоподшипник NSK ROBUST Series 170BTR10SMYDBLP4A

Описание

Boundary Dimensions BTR: 40° Bearing Type d 170 mm Bore diameter D 260 mm Outside diameter 2B 81 mm Assembled Width r(min.) 2.1 mm Chamfer Dimension r1(min.) 1.1 mm Chamfer Dimension Basic Load Ratings C a 175 kN Basic Dynamic Load Rating C 0a 345 kN Basic Static Load Rating Speeds Oil (Oil-air) 3700 min -1 Limiting Speed (L-Preload) Grease 3000 min -1 Limiting Speed (L-Preload) Oil (Oil-air) 3700 min -1 Limiting Speed (EL-Preload) Grease 3000 min -1 Limiting Speed (EL-Preload) Dimensions 40° Contact Angle a 110.5 mm Effective Load Center Abutment and Fillet Dimensions da(min.) 182 mm Diameter of Shaft Abutment Db(max.) 253 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 204 kN Permissible Axial Load Preload,Rigidity(DB and DF arrangement) Preload Axial Rigidity Measured axial clearance EL 865N 653N/μm -5μm L 7366N 1355N/μm -30μm Additional information 30 g/brg Recommended Grease Quantities Mass 7.95 kg Mass(approx.)