Shield
Gules (Crimson), a bomb Or charged with a hurt flamant as a demi-fleur-de-lis its central segment appearing as three tongues of flame Gules, fimbriated and garnished of the second and issuing two lightning flashes chevronwise of the last.
Crest
From a wreath Or and Gules (Crimson), a fire-breathing dragon holding in its' dexter front claws a Taeguk Proper charged with a fleur-de-lis Or.
Motto
EFFICIENT AND EFFECTIVE.
Shield
The flaming bomb refers to the unit's Ordnance Corps affiliation. The lightning flashes allude to the Explosive Ordnance Disposal mission and the dangers of defusing unexploded ordnance. The colors scarlet and blue refer to the Korean Taeguk symbol, representing the unit's participation in the Korean Conflict. The red fleur-de-lis signifies World War II service in France and the Rhineland.
Crest
The dragon recalls the Battalion's many campaigns in Vietnam and the two Meritorious Unit Commendations awarded it during that conflict. Campaign service in the Korean War is represented by the Taeguk which refers also to the Republic of Korea Presidential Unit Citation and Meritorious Unit Commendation. The fleur-de-lis symbolizes service in Normandy and Northern France during World War II. Scarlet signifies courage and sacrifice. Gold denotes excellence.
The coat of arms was originally approved for the 79th Ordnance Battalion on 31 October 1997. It was amended to include a crest on 10 March 1998.