A gold color metal and enamel device 1 3/8 inches (3.49 cm) in height overall consisting of a grenade charged with a crimson and blue Taeguk throughout and emitting three crimson flames, all supported by a gold scroll inscribed "SUPPORTING THE BEST" in crimson letters.
The grenade with three flames represents the Battalion's three-fold mission: to furnish conventional ammunition, special ammunition and explosive disposal support. In addition, the Taeguk with three flames refers to the Battalion's service in Korea for which it was awarded three Meritorious Unit streamers. Crimson and yellow/gold are representative of Ordnance.
The distinctive unit insignia was approved on 20 June 1966. It was amended to revise the description and symbolism on 21 July 1987. The insignia was amended to revise the description on 21 January 1994.