Shield
Per fess abased Gules (Crimson) and Or issuant from a bar abased wavy Azure (Light Blue) a heraldic sea lion holding in dexter paw a pheon all of the second.
Crest
Out of a wreath of the colors (Or and Gules [Crimson]) a Philippine sun of the first charged with a taeguk Proper superimposed by a torii gate Gules, overall a wreath of two palm branches Proper.
Motto
STRENGTH IN SERVICE.
Shield
The colors crimson and yellow are for the Ordnance Corps, representative of the original service of the organization. The sea lion represents service in the Pacific during World War II. The pheon or arrowhead symbolizes an assault landing on Leyte. The wavy bar in the color of the Korean Service Ribbon indicates service in that area.
Crest
The colors crimson and yellow are for the Ordnance Corps, representative of the original service of the organization. The red torii, the taeguk and the palm wreath allude to the unit's Presidential Unit Citation (Army) and its two Republic of Korea Presidential Unit Citations. The sun, adapted from the arms of the Philippines, denotes the award of the Philippine Presidential Unit Citation. The palms represent victory and achievement.
The coat of arms was originally approved for the 724th Ordnance Battalion on 19 October 1954. It was redesignated for the 724th Maintenance Battalion on 1 April 1963. It was redesignated for the 724th Support Battalion on 28 July 1987. The coat of arms was amended to add a crest on 10 August 1988.