Hi,
 Maybe the Air Force can save half of that $180,000 by installing the
 new one themselves?
Maybe they did and that's why it got stuck in the first place.
Ciao, MM
-- 
Marian Aldenhövel, Rosenhain 23, 53123 Bonn
http://www.marian-aldenhoevel.de
"Success is the happy feeling you get between the time you
  do something and the time you tell a woman what you did."