3rd Field Artillery Unit Crest (Each) specopsdiver Army Buckle

Army Buckle

9th Field Artillery Regiment Unit Crest (pair)

2nd Engineer Brigade OCP Patch with Hook Fastener (pair)

Army Element) OCP Patch with Hook Fastener

3rd Field Artillery Unit Crest (Each) specopsdiver Army Buckle3rd Field Artillery Unit 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, development and authorization of all