240th Engineer Group Unit Crest (Develop Design Direct) - Sold in Pairs Uniform Trousers The double sided key represents

The double sided key represents vigilance and security

According to AR 670-1

Criteria: These distinctive unit insignia (DUI) are worn by the 151st Support Group

The insignia is also authorized to a supporting deep submergence detachment

United States Army 147th Personnel Services Battalion Unit Crest (Gardiens Du Nord)

240th Engineer Group Unit Crest (Develop Design Direct) - Sold in Pairs Uniform Trousers The double sided key representsUnited States Army 240th Engineer Group Unit Crest (Develop Design Direct) Criteria: These distinctive unit insignia (DUI) are worn by the 240th Engineer Group. Their motto is Develop Design Direct. The 240th Engineer Group is part of the Maine Army National Guard and is headquartered at the Augusta Armory, Maine. Unit crests are worn on the Army Class A Service Green and Army Service Uniform (ASU). Note: Sold in pairs (i. e., if you order a quantity