Двухнаправленный упорно-радиальный шарикоподшипник NSK NSKTAC D Series 320TAC29DMYPN7+LC8

Описание

Boundary Dimensions d 320 mm Bore diameter D 440 mm Outside diameter T 144 mm Inner Ring Width C 72 mm Outer Ring Width r(min.) 3 mm Chamfer Dimension r1(min.) 1.1 mm Chamfer Dimension Basic Load Ratings C a 510 kN Basic Dynamic Load Rating C 0a 1920 kN Basic Static Load Rating Speeds Grease 1100 min -1 Limiting Speed (C6-Preload) Oil (Oil-air) 1300 min -1 Limiting Speed (C6-Preload) Grease 1000 min -1 Limiting Speed (C7-Preload) Oil (Oil-air) 1200 min -1 Limiting Speed (C7-Preload) Grease 800 min -1 Limiting Speed (C8-Preload) Oil (Oil-air) 1000 min -1 Limiting Speed (C8-Preload) Dimensions 60° Contact Angle Abutment and Fillet Dimensions ra(max.) 2.5 mm Radius of Shaft or Housing Fillet rb(max.) 1 mm Radius of Shaft or Housing Fillet da 368 mm Diameter of Shaft Abutment Da 419 mm Diameter of Housing Abutment Performance Pa 1180 kN Permissible Axial Load Preload,Rigidity(DB and DF arrangement) Preload Axial Rigidity C6 1789N 2071N/μm C7 9885N 3673N/μm C8 20384N 4689N/μm Mass 53.2 kg Mass(approx.)