Soviet equivalent to .50 BMG. Standard heavy machine gun and sniper rifle cartridge for Russian military. Extremely powerful anti-material round.
Type: Rifle
Introduced: 1934, Soviet Union
Parent case: None
Standardization: Soviet / Russian GRAU
Bullet diameter: 0.511" (12.98 mm)
Case length: 4.252" (108 mm)
Overall length: 5.787" (147 mm)
Max pressure: 52,000 PSI
Rim type: Rimless
Primer: Berdan Large Rifle / Military
Typical twist rate: 1:15
Muzzle velocity: 2750–2850 fps
Muzzle energy: 13500–14500 ft-lbs
Effective range: 2000 yd
Common bullet weights: 745, 800, 850 gr
Primary use: Military
Production status: Active
Also known as: 12.7x108mm · 12.7 Soviet · .50 Russian
History: Developed in 1934 for Soviet heavy machine guns and anti-aircraft weapons. Similar role to American .50 BMG. Used in famous DShK heavy machine gun. Saw extensive combat in WWII and every Soviet/Russian conflict since. Currently used in OSV-96 and KSVK sniper rifles. Slightly shorter but fatter case than .50 BMG. Not interchangeable despite similar bore diameter.
Notable firearms: DShK heavy machine gun, NSV heavy machine gun, OSV-96 sniper rifle, KSVK sniper rifle
Military use: {"country":"Soviet Union/Russia","years":"1934-present","conflicts":["WWII","Cold War","Afghanistan","Chechnya","Ukraine"]}, {"country":"China","years":"1950s-present","conflicts":["Korean War","Vietnam War"]}
Similar cartridges: .50 BMG, 14.5x114mm Soviet