Army Ordnance Branch Insignia - Officer and Enlisted Class:Officer-Subdued The Drill Sergeant badge is

The Drill Sergeant badge is a temporary decoration surrendered upon completion of duty as a drill sergeant

the badge was originally referred to as the "National Military Establishment Identification Badge

United States Army Aviation (Aircraft Crewman) Badge

though the two programs differ significantly) and covers virtually all of the submarine's systems

Army Ordnance Branch Insignia - Officer and Enlisted Class:Officer-Subdued The Drill Sergeant badge isUnited States Army Ordnance Branch Insignia Criteria: U. S. Army Branch Insignia Badges represent a service member's specific field of service. Each soldier both enlisted and officer wear their branch insignia badge on their Class A or Army dress blue uniforms denoting their particular skill set. Army branch insignia badges differ from Army qualification badges. Qualification badges require completion of a training course or school, while branch