(Photos courtesy of Heritage Auctions, HA.com)
“Any Other Weapon” (AOW) is a term used by the Bureau of Alcohol, Tobacco, Firearms and Explosives (ATF), which includes:
- Any weapon or device capable of being concealed on the person and from which a shot can be discharged through the energy of an explosive
- A pistol or revolver having a barrel with a smoothbore designed or redesigned to fire a fixed shotgun shell
- A weapon with combination shotgun and rifle barrels 12 inches or more, less than 18 inches in length, from which only a single discharge can be made from either barrel without manual reloading
- Any such weapon which may be readily restored to fire
This term does not include a pistol or a revolver having a rifled bore (or rifled bores) or weapons designed, made or intended to be fired from the shoulder and not capable of firing fixed ammunition.