553rd Support Battalion Unit Crest "Ask We Do" (each) drill development and authorization of all

development and authorization of all DUIs

425th BSTB Unit Crest "Duco Undique" (Each)

NCOs (E-4 through E-6) and Senior NCOs (E-7 through E-9)

3rd Sustainment Crest "Heart of the Rock" (pair)

German Jump Wings Large (With Gold Wreath)

553rd Support Battalion Unit Crest "Ask We Do" (each) drill development and authorization of all553rd Support Battalion Unit Crest "Ask We Do" (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