Cartridge


A self-contained unit of ammunition with primer, propellant, bullet/shot, and casing.

Related Terms

Ammunition


Cartridges or shells containing primer, powder, projectile, and casing.


View Term: Ammunition

Caliber


The internal diameter of a firearm’s barrel or the bullet’s diameter (e.g., .223, .308).


View Term: Caliber

Centerfire Ammunition


Ammo with a primer located in the center of the cartridge base, used in most rifles and handguns.


View Term: Centerfire Ammunition

Headspace


The gap between the cartridge base and the firearm’s breech face; improper headspace can cause ma...


View Term: Headspace

Hinged Floorplate


A feature on some bolt-action rifles where the magazine floorplate swings open for quick unloadin...


View Term: Hinged Floorplate

Rimfire Ammunition


Ammo where the primer is inside the rim of the cartridge (e.g., .22 LR); commonly used for small ...


View Term: Rimfire Ammunition

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