N-4 means Navy Component Logistics Staff Officer in Military
Similar to N-4
645TD - 645th Tank Destroyer Battalion66 TAC - 66th Tatical Aviation Command
67Y - AH-1 Attack Helicopter Repairer MOS
7 WVI - 7th West Virginia Infantry Regiment
75 RGR - 75th Ranger Regiment
772EOD - 722nd Ordnance Company
7CAV - 7th Cavalry Regiment the Michigan Seventh
View all in Military