U.S. Army MEDDAC Fort Campbell Unit Crest (Preservation of Strength) - Sold in Pairs SBBA~Double~AFR-8015 Criteria: The Engineer Regimental Corps

Criteria: The Engineer Regimental Corps Crest is one of the Army's 14 Regimental Corps Crest insignias

Criteria: Worn by Minemen (MN) with ranks from Petty Officer 3rd Class (E-4) to Petty Officer 1st Class (E-6)

Purple and white are the colors that represent Civil Affairs

United States Army 17th Aviation Brigade Unit Crest (Freedom's Eagles)

The division's current structure includes National Guard units from a number of western states as well as Oceania

U.S. Army MEDDAC Fort Campbell Unit Crest (Preservation of Strength) - Sold in Pairs SBBA~Double~AFR-8015 Criteria: The Engineer Regimental CorpsUnited States Army U. S. Army MEDDAC Fort Campbell Unit Crest (Preservation of Strength) 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