Navy E-4/5/6 Construction Electrician Rating Badges Rating Badge Type:Blue Serge The National Defense Service Medal

The National Defense Service Medal (NDSM) is a decoration presented to recognize all military members who have served in active duty during a declared "national emergency"

The insignia is awarded to those personnel who have been trained and qualified in naval sonar and undersea surveillance technology

Criteria: Worn by Construction Electricians (CE) with ranks from Petty Officer 3rd Class (E-4) to Petty Officer 1st Class (E-6)

Built with an acrylic glass front and hinged lid

Navy E-4/5/6 Construction Electrician Rating Badges Rating Badge Type:Blue Serge The National Defense Service MedalUnited States Navy E 4 5 6 Construction Electrician Rating Badge Criteria: Worn by Construction Electricians (CE) with ranks from Petty Officer 3rd Class (E 4) to Petty Officer 1st Class (E 6). Construction Electricians are typically responsible for all of the power production and electrical work required to build and operate airfields, roads, barracks and hospitals used by the USN. The badge is sold with all 3 chevrons below the rating for E 6, and