Delivered to the US Navy as 138327 in 1955. Transferred to the US Army at Edwards AFB, CA in 1963. Operated by the Army Aviation Engineering Flight Activity [AAEFA]. Made the last flight of a US military T-28 from Edwards AFB to McClellan for preservation in 1987.

Joe Baugher writes: Delivered to US Navy 22Sep55 at NAS Pensacola, FL. Assigned to VU-8, NAS Litchfield Park, AZ 10Jul62. SOC 21Mar63. Bailed to US Army as chase plane for Cheyenne helicopter. First report 15Oct63. Assigned to Edwards AFB, CA. Operated by Army Aviation Engineering Flight Activity [AAEFA]. The T-28 was deemed incapable of matching the Cheyenne's anticipated acceleration and maneuverability. Retained for airspeed calibration testing and miscellaneous test support duties. To the USAF Museum for preservation. Loaned to the Aerospace Museum of California, McClellan, CA