A number of F-4Ds from the 113 TFW of the Washington DC ANG came to Keflavik to augment the 57th FIS. Both the Hill Gray scheme like on 509 and the Europe One scheme were represented. 509 was wfu on 11 jan 1990 at AMARC with the field code FP0422.
THe Jungmann was used as a trainer in the Spanish AF. This example still wears the original dark gray and orange colors and is flown in Germany by a private owner.