Delivered to the USAF as 56-3916. Stored at Davis-Monthan AFB with park code FE180 in 1972. To the Royal Danish Air Force as GT-916 in 1974. To Flight Systems as N3251W in 1982 then to Tracor Flight Systems as N416FS in 1983, BAe Flight Systems in 1991 and Big Sky Warbirds in 2003. Still current on the register in 2021.