Navy E-4/5/6 Engineman Rating Badges Rating Badge Type:Blue Serge Dimensions: 3" wide by 3/4"

Dimensions: 3" wide by 3/4" tall

and 305 - 350 for Expert

with the cord passing under the sleeve and attached to the shoulder loop on the coat of the green and white uniforms

including the use of marlinspike

for example

Navy E-4/5/6 Engineman Rating Badges Rating Badge Type:Blue Serge Dimensions: 3" wide by 3/4"United States Navy E 4 5 6 Engineman Rating Badge Criteria: Worn by Engineman (EN) with ranks from Petty Officer 3rd Class (E 4) to Petty Officer 1st Class (E 6). Enginemen are typically responsible for all of the internal diesel and gasoline engines used by the USN. They maintain and repair all of these engines along with maintaining refrigeration, air conditioning and compressor units. The badge is sold with all 3 chevrons below the rating for E 6,