a. Ammunition (per 18 USC 921(a)(17)). The term means ammunition or cartridge cases, primers, bullets, or propellant powder designed for use in any firearm.

b. Non-Standard Ammunition (NSA) . Munitions that have not been safety tested and type classified for U.S. Army use. Munitions and explosives that are not managed by National Inventory Control Points, do not have a national stock number (NSN) and cannot be procured or requisitioned through the U.S. Army supply system.

c. Arms . DoD 5100.76-M defines a weapon that will or is designed to expel a projectile or flame by the action of the explosive, and the frame or receiver of any such weapon. Arms is a specified subset of Dangerous Weapons and all provisions for procuring, securing, and accounting for Arms will also specifically apply to all manner of silencers, mufflers, or suppressors.

d. Arms Parts . Arms parts are a subset of “Arms” and defined as any item required to effect a function of the firing cycle, but not an Arm in and of itself.

e. Arms Accessories . Arms accessories are anything not defined/covered by the previous definitions. Arms Accessories would include, by specific delineation/enumeration, detachable magazines. This would specifically include all manner of sights, optics, slings, bipods, etc., that are available in the commercial marketplace.

f. Weapons. The term “weapon” means a weapon, device, instrument, material, or substance, animate or inanimate, that is used for, or is readily capable of, causing death or serious bodily injury, except that such term does not include a pocket knife with a blade of less than 2½ inches in length. Weapons include but are not limited to the following: Any knife having a switchblade, automatic opener, or spring-loaded blade and/or disguise to resemble another item; martial arts devices (e.g., blackjacks) or other devices (e.g., brass knuckles to amplify the effect of a bare-handed blow). Weapon does not include single-edge (it is permissible to have a saw on the edge opposite the blade) fixed or folding bladed knives or “multi-tools” with a blade length not to exceed four inches.