The 7.62mm Soviet cartridge, also known as 7.62x54mmR, is a rimmed rifle cartridge developed in the late 19th century for the Russian Empire. It was designed for use in various firearms, including the Mosin-Nagant rifle and the PK machine gun. This cartridge is known for its effective range and stopping power, making it a popular choice in military applications. The 7.62mm Soviet has been widely used in numerous conflicts and remains in service today. Its versatility allows it to be chambered in various weapons, contributing to its longevity in military arsenals around the world.