30th Armored Brigade Combat Service Identification Badge Combat Service ID Badges and on the field jacket

and on the field jacket

United States Coast Guard Auxiliary Coxswain Insignia

Machinist's Mates are typically responsible for the continuous operation of the engines

In the modern Navy

United States Army 207th Military Intelligence Brigade Combat Service Identification Badge

30th Armored Brigade Combat Service Identification Badge Combat Service ID Badges and on the field jacketUnited States Army 30th Armored Brigade Combat Service Identification Badge Criteria: This is the Combat Service Identification Badge (CSIB) worn by the 30th Armored Brigade. The "O H" referrers to the units motto "Old Hickory". The 30th Armored Brigade is headquartered out of Clinton, North Carolina. The Combat Service Identification Badge (CSIB) is worn on the Army Dress Blue (ASU) Uniform.