Delivered to Pan American as N86520 in 1947. To Guest Aerovias as XA-GOQ then returned to Lockheed as N86520 in 1948. To Air France as F-BAZR in 1949 then to the French Air Force as 2503 in 1963 and used as an engine testbed by the CEV - Centre d'Essais en Vol. Donated to the Musée de l'Air in 1975. Later stored on the Dugny side of the airfield.