18th ADA (Air Defense Artillery) Group Unit Crest (Defense in Depth) - Sold in Pairs Tactical Pants & Shorts second in precedence only to

second in precedence only to line officers

Armed Forces for wartime services only

Subsequent NATO awards for participation in other missions may be represented by a bronze service star worn on the original award ribbon

the decoration became authorized by the United States War Department in 1933

The badge is a variation of the Submarine Warfare insignia and portrays a propeller blade (Engineering Duty Officers Community insigina) flanked by two dolphins (Submarine Warfare Community insignia)

18th ADA (Air Defense Artillery) Group Unit Crest (Defense in Depth) - Sold in Pairs Tactical Pants & Shorts second in precedence only toUnited States Army 18th ADA (Air Defense Artillery) Group Unit Crest (Defense in Depth) Criteria: Unit Crests are unique to each unit in the U. S. Army and are officially known as Distinctive Unit Insignia although most Soldiers refer to them as "Unit Crests." The insignia design is derived from the coat of arms authorized for a unit. All personnel assigned to the organization wear the insignia, except general officers, the Sergeant Major of the Army