Constructed as a C-123B-12-FA and entered service with the USAF as 55-4505 in November 1956. To the USCG in August 1960 as 4505 (as HC-123B). Back to the USAF in March 1972 and stored the Military Aircraft Storage and Disposal Center (MASDC) with inventory number CP0029. To Pima in 1978.