Двухнаправленный упорно-радиальный шарикоподшипник NSK NSKTAC D Series 280TAC29DMYPN7+LC8

Описание

Boundary Dimensions d 280 mm Bore diameter D 380 mm Outside diameter T 120 mm Inner Ring Width C 60 mm Outer Ring Width r(min.) 2.1 mm Chamfer Dimension r1(min.) 1.1 mm Chamfer Dimension Basic Load Ratings C a 400 kN Basic Dynamic Load Rating C 0a 1470 kN Basic Static Load Rating Speeds Grease 1400 min -1 Limiting Speed (C6-Preload) Oil (Oil-air) 1600 min -1 Limiting Speed (C6-Preload) Grease 1200 min -1 Limiting Speed (C7-Preload) Oil (Oil-air) 1400 min -1 Limiting Speed (C7-Preload) Grease 1000 min -1 Limiting Speed (C8-Preload) Oil (Oil-air) 1200 min -1 Limiting Speed (C8-Preload) Dimensions 60° Contact Angle Abutment and Fillet Dimensions ra(max.) 2 mm Radius of Shaft or Housing Fillet rb(max.) 1 mm Radius of Shaft or Housing Fillet da 320 mm Diameter of Shaft Abutment Da 364 mm Diameter of Housing Abutment Performance Pa 909 kN Permissible Axial Load Preload,Rigidity(DB and DF arrangement) Preload Axial Rigidity Measured axial clearance C6 1239N 1754N/μm -3μm C7 9313N 3451N/μm -15μm C8 13947N 3954N/μm -20μm Additional information 158 g/brg Recommended Grease Quantities Mass 31.3 kg Mass(approx.)