The Air Force and Lockheed Martin have finished upgrading 40 of 165 F-22 aircraft with a structural retrofit that will allow the Raptor to continue to operate through its full 8,000-hour design life. The first round of the F-22 Raptor's Structural Retrofit Program (SRP) is on track to be completed this summer, according to John Cottam, Lockheed's program director for Follow-on Agile Sustainment to the Raptor (FASTeR) -- the all-encompassing sustainment contract under which SRP falls. SRP I involves upgrading...
