Delivered to the USAF as 53-7804 in 1955. To NASA as N635NA in 1976, Georgia Institute of Technology as N145GT in 1981 and Aeroservicios Trans Caribbean Airlines as HR-ASR in 1992. Reregistered as N145GT, C-FWMN and back to N145GT in 1995. Destroyed when it ditched into the Atlantic Ocean in 2019.