The PK Machine Gun is a general-purpose machine gun developed in the Soviet Union during the late 1950s. It is designed to fire the 7.62×54mmR cartridge and is known for its reliability and versatility in various combat situations. The PK can be mounted on vehicles, used as a light machine gun, or operated by infantry. The PK features a gas-operated mechanism and a belt-fed system, allowing for sustained fire. It has been widely used by many countries and has seen action in numerous conflicts around the world. Its robust design makes it suitable for harsh environments and extended use.