NSV machine gun
The NSV "Utyos", is a Soviet heavy machine gun chambered in 12.7×108mm. It is named after the designers, G. I. Nikitin, Y. М. Sokolov and V. I. Volkov. It was designed to replace the DShK machine gun and was adopted by the Soviet Army in 1971. Wikipedia
Action: Gas-operated
Caliber: 12.7 mm
Designed: Central Design Bureau of Sports and Hunting Weaponry, Tula, 1969
Effective firing range: 1500 m vs. air (maximum); 2000 m vs. ground targets
Length: 1,560 mm (61.4 in)
Manufacturer: "Metallist", Uralsk, Kazakh SSR