ShieldGules (Crimson) on and over a pile Or five fleurs-de-lis fesswise in chief of the first and in nombril point a portion of a pillar of the like charged with a six-pointed mullet of the second.
CrestFrom a wreath Or and Gules (Crimson) an eight-pointed star Gules (Scarlet) fimbriated and bearing a stylized circlet of four rice stalks of the first all in front of two oriental swords crossed in saltire Proper.
ShieldCrimson and yellow are the colors traditionally associated with the Ordnance Corps, the original service of the organization. The pile, symbolic of a parachute, refers to the airborne identity and mission of the unit. The pillar symbolizes support and strength. The six-pointed star alludes to the six technical services representative of the former unit. The five fleurs-de-lis commemorate the five decorations awarded the Battalion for service in the European theater during World War II.
CrestThe crossed swords of the Vietnamese Cross of Gallantry with Palm, and the star adapted from the Vietnamese Civil Actions Medal represent, with the four rice stalks and the color red symbolic of the four Meritorious Unit Commendations, the decorations awarded the former Battalion during the Vietnam campaigns.
The coat of arms was originally approved for the 801st Maintenance Battalion on 31 may 1962. It was amended to add a crest on 24 August 1973. The insignia was redesignated for the 801st Support Battalion with the blazon and symbolism revised effective 16 April 1994.