502nd Personnel Services Battalion Unit Crest (Optimi Sustinent Optimos) - Sold in Pairs SBBA~Double~11230DBR Unit crests are worn on

Unit crests are worn on the Army's Class A (green) and ASU (blue) uniforms

Criteria: This is the unit crest or distinctive unit insignia for the 509th Signal Battalion

In Unitate Et Vigilia is their motto and is inscribed on each crest

The two patterned yellow stripes represent tank and tire treads

502nd Personnel Services Battalion Unit Crest (Optimi Sustinent Optimos) - Sold in Pairs SBBA~Double~11230DBR Unit crests are worn onUnited States Army 502nd Personnel Services Battalion Unit Crest (Optimi Sustinent Optimos) Criteria: These distinctive unit insignia (DUI) are worn by the 502nd Personnel Services Battalion. Optimi Sustinent Optimos is their motto and means The Best Support The Best. Approved for wear in 1995. Unit crests are worn on the Army Class A Uniform (Greens) and Army Service Uniform (ASU). Note: Sold in pairs (i. e., if you order a quantity of 1 you will