LINEAGE AND HONORS - Constituted 25 July 1941 in the Regular Army as
Headquarters and Headquarters Detachment,
5th Ordnance Battalion; Activated 1 August 1941 Camp Livingston, LA; Inactivated 13 October1945 at CampKilmer, NJ; Activated 1 February 1949 at Fort Lewis, WA; Inactivated 18 February 1949 at Fort Lewis, WA; Activated 21 March 1949 at Fort Sill, OK; Reorganized 15 October 1952 as HQ & HQ Detachment; 5th Ordnance Bn (Maintenance and Supply); Reorganized and redesignated 20 August 1966; as Headquarters and Main Support Company
5th Maintenance Battalion; Inactivated 16 November 1970 at Fort Lewis, Washington.
Campaign Participation Credit
WWII: Tunisia; Naples-Roggia; Rome-Arno; North Appennines; Po Valley.
Vietnam: Vietnam Defense; Counteroffensive; Counteroffensive, Phase II; Counteroffensive, Phase III; Tet Counteroffensive; Counteroffensive, Phase IV; Counteroffensive, Phase V; Counteroffensive, Phase VI; Tet 69/Counteroffensive; Summer-Fall 1969; Winter-Spring 1970; Sanctuary Counteroffensive; Counteroffensive, Phase VI.
Decorations - Meritorious Unit Commendation
Streamer embroidered EUROPEAN THEATER 1944
Streamer embroidered EUROPEAN THEATER 1944-1945
Streamer embroidered VIETNAM 1969-1970