54th Security Force Assistance Brigade (SFAB) Pin-on Crest (each) sfc Combat service identification badge

Combat service identification badge

Army Institute of Heraldry is responsible for the design

703rd Brigade Support Battalion Unit Crest "Maintain" (each)

4th Air Defense Artillery Unit Crest "Audacia" (each)

54th Security Force Assistance Brigade (SFAB) Pin-on Crest (each) sfc Combat service identification badge54th Security Force Assistance Brigade (SFAB) Pin on Crest (each). A distinctive unit insignia (DUI) is a metallic heraldic badge or device worn by soldiers in the United States Army. The DUI design is derived from the coat of arms authorized for a unit. DUIs may also be called "distinctive insignia" (DI) or, imprecisely, a "crest" or a "unit crest" by soldiers or collectors. The U. S. Army Institute of Heraldry is responsible for the design,