The commemorative plate next to the preserved aircraft quotes: "This F-16A originally coded as NASA 516 was transferred from Dryden to Langley AFB. It was used primarily for parts and engine tests, and it is the only civil registered F-16 in existence. This aircraft is on loan from the NASA Dryden Flight Research Center". The original military serial number was 82-0976 . It was built in 1983, registered as N516NA, then N816NA and retired in 2004.