Navy Submarine Engineering Duty Insignia Navy Unit crests are worn on

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

a member has to have five years of certification with at least two years on a Standard Boat

Such patrols were conducted during World War II

universally

this award was a ribbon with no medal

Navy Submarine Engineering Duty Insignia Navy Unit crests are worn onUnited States Navy Submarine Engineering Duty Insignia Criteria: The insignia is issued to Engineering Duty Officers who have been designated as qualified in submarines through a program administered by the Naval Sea Systems Command. The badge is a variation of the Submarine Warfare insignia and portrays a propeller blade (Engineering Duty Officers Community insigina) flanked by two dolphins (Submarine Warfare Community insignia). The Engineering Duty