S U B M A C H I N E G U N S
Caliber
9x19
In Service
1966-present
Type
S U B M A C H I N E G U N S
The Heckler & Koch MP5 (German: Maschinenpistole 5) is a submachine gun that fires 9x19mm Parabellum cartridges, developed in the 1960s by Heckler & Koch. There are over 100 variants and clones of the MP5, including some semi-automatic versions. The MP5 is one of the most widely used submachine guns in the world, having been adopted by over forty nations and numerous military, law enforcement, intelligence, and security organizations