The Mosin Nagant rifle primarily uses the 7.62×54mmR cartridge.
Understanding the Mosin Nagant Round
The 7.62×54mmR is a robust and enduring rimmed rifle cartridge with a rich history, inextricably linked to the iconic Mosin–Nagant rifle. Developed by the Russian Empire, this cartridge was officially introduced into service in 1891, making it one of the oldest military cartridges still in widespread use today.
Origins and Design
Originally engineered specifically for the bolt-action Mosin–Nagant rifle, the 7.62×54mmR cartridge was a foundational element of Russian and later Soviet military arms. Its "R" designation signifies its "rimmed" design, a feature common in early cartridge designs that aids in extraction from the chamber, particularly in fixed-ejector firearms like the Mosin Nagant.
Key Characteristics
The 7.62×54mmR cartridge stands out for several reasons:
- Longevity: It has been in continuous military service for over 130 years, serving through the late Tsarist era, both World Wars, the entire Soviet period, and continues to be used by various nations to the present day.
- Versatility: While initially designed for rifles, its long-standing service has seen it adapted for use in a wide array of machine guns, including the DP, SG-43 Goryunov, and the widely known PKM machine gun.
- Power: It is a powerful full-power rifle cartridge, known for its effectiveness over long ranges.
Cartridge Specifications
To provide a clearer overview, here are some general specifications for the 7.62×54mmR cartridge:
| Feature | Description
