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Cartridge, Caliber 5.56 mm Ball, Enhanced 5.56 mm Carbine, MK318 MOD 0: 5.56×45mm 62-grain Open-Tipped Match Boat-Tail cartridge. Optimized for use with 14-inch barreled weapons like the M4A1 Carbine and MK16 SCAR and designed to penetrate light barriers like windshields or car doors with no loss of accuracy or damage.
The rifle itself is offered in two variants: the S-5.56 A1 with a 19.9-inch barrel and 1:12 pitch rifling (1 turn in 305 mm), optimized for the use of the M193 Ball cartridge; and the S-5.56 A3 with a 20-inch barrel and a 1:7 pitch rifling (1 turn in 177, 8 mm), optimized for the use of the SS109 cartridge.
5.56 mm machine guns (1 C) 5.56×45mm NATO firearms (3 C, 13 P) Pages in category "5.56 mm firearms" The following 20 pages are in this category, out of 20 total.
The ability to fire the 5.56 mm round used by the M16 rifle was the major selling point for the Microgun. With a fast-firing gun using standard rifle ammunition, the US Army and US Air Force showed interest for use of the XM214 on aircraft, helicopters, and armored vehicles.
The table below gives a list of firearms that can fire the 5.56×45mm NATO cartridge, first developed and used in the late 1970s for the M16 rifle, which to date, is the most widely produced weapon in this caliber. [1]
It was the first 5.56 mm rifle produced by the Fabrique Nationale. It resembled the company's highly successful FN FAL , but was an original design. Unlike the FAL, it was a market failure, although its development led to the more successful FN FNC .
The M249 SAW (Squad Automatic Weapon), [4] [5] [6] formally the Light Machine Gun, 5.56 mm, M249, is the United States Armed Forces adaptation of the Belgian FN Minimi, a light machine gun manufactured by FN Herstal (FN).
The AAI ACR was a prototype flechette-firing assault rifle built for the US Army's Advanced Combat Rifle program of 1989/90. Although the AAI design proved effective, as did most of the weapons submitted, the entire ACR program ended with none of the entrants achieving performance 100% better than the M16A2, the baseline for a successful ACR weapon.