• 59-2227 United States Army. Delivered 16-Jun-1960. Designated U-1A.
initial allocation was to Fort Belvoir, VA., as an operational support aircraft for the Military District of Washington.
Mar-1962. Any allocations unknown until…………
Feb-1966. Army Aviation School, Fort Rucker, AL.
July-1968 To the Sharpe Army Depot, Stockton, CA., for maintenance.
Mar-1969. To Vietnam initially with the 388th Transportation Company, Vung Tau.
May-1969. 18th Aviation Company until unit disbanded.
Mar-1971. 388th Transportation Company, Vung Tau for storage.
092227 (Assumed ) Khmer Air Force in the period between 01-Jul-1971 and 30-Sep-1971.
Incident. Aircraft lost on 13-May-1972. Details unknown.