311th Sustainment Command Unit Crest (Provide Sustain Maintain) - Sold in Pairs PICK_PAIR_MIRRORED~AFR-8021 CSIB's are worn on the

CSIB's are worn on the Army's Dress Blue (ASU) uniform

Aircraft Maintenance Technicians usually refer to themselves as A&P's

50-Year Federal Length of Service Lapel Pin

or in a six month deployed status with an overseas PSU

The Senior EOD Badge is issued after 3 to 5 years as an EOD specialist

311th Sustainment Command Unit Crest (Provide Sustain Maintain) - Sold in Pairs PICK_PAIR_MIRRORED~AFR-8021 CSIB's are worn on theUnited States Army 311th Sustainment Command Unit Crest (Provide Sustain Maintain) 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 and