Двухнаправленный упорно-радиальный шарикоподшипник NSK NSKTAC D Series 190TAC20DMYPN7+LC8

Описание

Boundary Dimensions d 190 mm Bore diameter D 290 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 360 kN Basic Dynamic Load Rating C 0a 1060 kN Basic Static Load Rating Speeds Grease 1900 min -1 Limiting Speed (C6-Preload) Oil (Oil-air) 2100 min -1 Limiting Speed (C6-Preload) Grease 1700 min -1 Limiting Speed (C7-Preload) Oil (Oil-air) 1800 min -1 Limiting Speed (C7-Preload) Grease 1400 min -1 Limiting Speed (C8-Preload) Oil (Oil-air) 1500 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 230 mm Diameter of Shaft Abutment Da 274 mm Diameter of Housing Abutment Performance Pa 659 kN Permissible Axial Load Preload,Rigidity(DB and DF arrangement) Preload Axial Rigidity Measured axial clearance C6 3074N 1941N/μm -8μm C7 7039N 2565N/μm -15μm C8 18620N 3564N/μm -30μm Additional information 118 g/brg Recommended Grease Quantities Mass 24.4 kg Mass(approx.)