Originally Posted by
III Corps
(I remember one of our -9s had close to 90,000hrs before they sent it to the desert and NW is still operating -9s. )
Maybe Cessna or Douglas are the ones who knows how to build long life airplanes?
I seem to remember that NWA has retired A320's while still keeping 35+yo DC9's flying. That either says the 9 is very long life and/or the A320 isn't.