American Defense Miniature Medal - WWII Mounts Aviation Support Equipment Technicians are

Aviation Support Equipment Technicians are typically responsible for intermediate maintenance on aviation accessory equipment aboard aircraft carriers and naval air stations

waterproof

and on the enlisted blue uniforms

the Basic NCO Course for MOS 21D30 including Phases I

American Defense Miniature Medal - WWII Mounts Aviation Support Equipment Technicians areAmerican Defense Miniature Medal WWII Criteria: The American Defense Medal WW II (ADSM) is granted to any military personnel who served between September 8, 1939 and December 6, 1941. It is necessary for U. S. Army personnel to actively serve for at least one year during the time period noted above. As for U. S. Navy, U. S. Coast Guard, and U. S. Marine Corps members, they are granted the ADSM for any length of active service during the eligible time