The Project 3504 is a fake weapon based on 12.7mm submachine gun, Gauss rifle and Service rifle in Fallout: New Vegas. It's a weapon developed by US Army for be the new generation of weapon called Personal Defense Weapon for respond to Chinese weapons.


It features an unconventional top-mounted magazine, which lies parallel to the weapon's barrel. Due to his status of PDW, the Project 3504 is classified as a two-handed weapon; because of this, traveling with the weapon unholstered will slow the player character's movement speed. This also causes the weapon to be holstered on the back, rather than on the hip as with most SMGs.


The Project 3504 can fire a total of about 2495 standard rounds, the equivalent of 119 reloads, from full condition before breaking.

Ammunition typeDurability
Standard, HP & JHP2495119


  • The Project 3504 is a PDW (Personal Defense Weapon) like the Jackal .

Behind the scenes

It's a fake weapon :D