5mm (Van Buren)

5mm is a type of ammunition that was to appear in Van Buren, the canceled Fallout 3 by Black Isle Studios.

Gameplay
5mm rounds are still in use by New California Republic (NCR) in 2253. All of the NCR soldiers in Hoover Dam and Ballistic Orbital Missile Base 001 carry spare magazines.

Weapons using this ammunition

 * Assault rifle