01-Firearms
02-Artillery Projectors
03-Ammunition
04-Launch Vehicles, Guided Missiles, Ballistic Missiles, Rockets, Torpedoes, Bombs, and Mines
05-Explosives, Propellants, Incendiary Agents, and Their Constituents
06-Vessels of War and Special Naval Equipment
07-Tanks and Military Vehicles
08-Aircraft and Associated Equipment
09-Military Training Equipment
10-Protective Personnel Equipment
11-Military Electronics
12-Fire Control, Range Finder, Optical and Guidance and Control Equipment
13-Auxiliary Military Equipment
14-Toxicological Agents and Equipment and Radiological Equipment
15-Space Systems and Associated Equipment
16-Nuclear Weapons Design and Test Equipment
17-Classified Articles, Technical Data and Defense Services Not Otherwise Enumerated
20-Submersible Vessels, Oceanographic and Associated Equipment
21-Miscellaneous Articles