NACSEM means National Communications Security/Emanations Security
COMSEC/EMSEC Information Memorandum in
Military
Similar to NACSEM
278 ACR - 278th Armored Cavalry Regiment
2AD - 2nd Armored Division
2E - Role 2 Enhanced
2IC - Second In Command
2LM - Role 2 Light Maneuver
2LT - Second Lieutenant
2M - Micro Miniature
View all in Military