31st ADA (Air Defense Artillery) Brigade Unit Crest (Ready and Vigilant) - Sold in Pairs Air Force Mounts Per Air Force regulations

Per Air Force regulations

The Global War on Terrorism Expeditionary Medal is a similar award

at which time the enlisted device is no longer worn

refers to the historical beginnings

Flush-Spaced 19 Ribbon Mount

31st ADA (Air Defense Artillery) Brigade Unit Crest (Ready and Vigilant) - Sold in Pairs Air Force Mounts Per Air Force regulationsUnited States Army 31st ADA (Air Defense Artillery) Brigade Unit Crest (Ready and Vigilant) 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