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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] Not all countries that use weapons chambered in this caliber are in NATO. This table is sortable for every column.
The SS109 had a steel tip and lead rear and was not required to penetrate body armor. Barrels required at least a 1:9 in rifle twist, but needed a 1:7 in rifle twist to fire tracer ammunition. [45] [46] [50] The U.S. designated the SS109 cartridge the M855 and first used it in the M16A2 rifle. The 62-grain round was heavier than the previous 55 ...
Bill Wylde of Greenup, Illinois, compared the two cartridges and changed the chamber of the rifle's barrel to a specification he called the .223 Wylde chamber. The chamber is made with the external dimensions and leade angle found in the military 5.56×45mm NATO cartridge and the 0.2240 in (5.69 mm) freebore diameter found in the civilian SAAMI.
The sporting rifle has both chamber options of 5.56×45mm NATO for the carbine specification and .223 Wylde for the SBR specification. [ 7 ] The LVOA-C weighs 7 pounds (3.2 kg) unloaded (7.5 pounds (3.4 kg) with a 30-round magazine) and measures 35.5 inches (90 cm) in length (32.75 inches (83.2 cm) with a closed stock).
The Haenel MK 556 [2] (German: Maschinenkarabiner) [3] is a gas-operated selective-fire 5.56×45mm NATO assault rifle designed by German company C.G. Haenel.The MK556 was finalised in September 2020, and it is a fully automatic version of an earlier Haenel design, the CR 223, which was already in limited use by law enforcement agencies since 2017. [4]
The weapon is compatible with standard 20- or 30-round 5.56×45mm NATO magazines, and can hold 6-round magazines of 20 mm shells at one time. [ 17 ] The fire selector position and layout is similar to the M16 / M4 rifles' selector, though some controls are different.
5.56×45mm NATO semi-automatic rifles (31 P) Pages in category "5.56×45mm NATO firearms" The following 13 pages are in this category, out of 13 total.
The rifle has different models that come chambered in 5.56mm NATO/.223 Remington, .22 Long Rifle, and 5.45×39mm. The barrels come with either a melonite lined or chrome-lined 4140 steel rifling, and 7075 T6 aluminum receiver with a hard-coat black anodized finish. [13]