As with all industries and technologies, the aerospace industry is faced with obsolescence. Over the years, companies are acquired by larger ones, some go bankrupt, and some are simply mismanaged. As a result, many STC’s for modifications are surrendered to the FAA or simply not maintained. This leaves operators and owners of aircraft with “Orphaned” aircraft.

While the aircraft may still be airworthy, it becomes increasingly difficult to maintain airworthiness. When a part fails and needs to be overhauled or replaced, ...