The mission capable rates of Air Force and Navy aircraft have declined in recent years due to a failure to complete congressionally mandated sustainment reviews, according to a new Government Accountability Office report . GAO’s review surveyed a non-generalizable sample of eight out of 31 Air Force and Navy fixed-wing aircraft and assessed maintenance, staffing metrics and sustainment reviews between fiscal years 2015 and 2021 to determine mission capable rates. Four Air Force and four Navy aircraft were selected for...
