Двухнаправленный упорно-радиальный шарикоподшипник NSK NSKTAC D Series 180TAC20XMYPN7+LC7

Описание

Boundary Dimensions d 180 mm Bore diameter D 280 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 355 kN Basic Dynamic Load Rating C 0a 1020 kN Basic Static Load Rating Speeds Grease 2000 min -1 Limiting Speed (C6-Preload) Oil (Oil-air) 2200 min -1 Limiting Speed (C6-Preload) Grease 1700 min -1 Limiting Speed (C7-Preload) Oil (Oil-air) 1900 min -1 Limiting Speed (C7-Preload) Grease 1400 min -1 Limiting Speed (C8-Preload) Oil (Oil-air) 1600 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 220 mm Diameter of Shaft Abutment Da 264 mm Diameter of Housing Abutment Performance Pa 634 kN Permissible Axial Load Preload,Rigidity(DB and DF arrangement) Preload Axial Rigidity Measured axial clearance C6 2982N 1876N/μm -8μm C7 6811N 2476N/μm -15μm C8 15473N 3268N/μm -27μm Additional information 108 g/brg Recommended Grease Quantities Mass 23.1 kg Mass(approx.)