Originally Posted by
Loose rivets
I'm wondering if they couldn't be flown to customers on a unique agreement that the hardware could be used for static training and engineering familiarity.
Perhaps unique in civil aviation, but (Boeing) Chinook HC Mk2, 1993-96. 'Ground Training and famliarisation only'. Reason - Unresolved design defects identifed in 1987 and unverified safety critical software.