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The AR-15 rifle usually comes chambered for either the military cartridge 5.56×45mm or the .223 Remington. Because of the pressures associated with the 5.56×45mm, it is not advisable to fire 5.56×45mm rounds in an AR-15 marked as .223 Remington, since this can result in damage to the rifle or injury to the shooter. [1]
The ArmaLite AR-15, officially designated Rifle, caliber 5.56 mm, M16, was later adopted by U.S. infantry forces as the standard-issue rifle. [5] [10] Here is a table comparing rifles based on a maximum ammunition load in box magazines of 10 kg (22 lb).
Assault rifle China 2000s-present Copy of the AK-101. QBZ-03: Assault rifle China 2003–present Export variant is chambered in 5.56×45mm NATO. QBU-97A: Semi-automatic bullpup sniper rifle China 1997–present 5.56×45mm NATO variant of QBU-88. Galil Córdova: Assault rifle Colombia: 2015–present SIG SG 530 FAMAE: Assault rifle Chile: 1991 ...
The ArmaLite AR-15 was designed to be a lightweight rifle and to fire a new high-velocity, lightweight, small-caliber cartridge to allow infantrymen to carry more ammunition. [ 11 ] In 1959, ArmaLite sold its rights to the AR-15 to Colt due to financial difficulties and limitations in terms of manpower and production capacity. [ 1 ]
The Colt AR-15 is a product line of magazine-fed, gas-operated, autoloading rifle manufactured by Colt's Manufacturing Company ("Colt") in many configurations. [1] The rifle is a derivative of its predecessor, the lightweight ArmaLite AR-15, an automatic rifle designed by Eugene Stoner and other engineers at ArmaLite in 1956.
Any cartridge candidates for the AR-15 family of rifles must be limited to a cartridge over all length (COAL) of 2.260 inches, in order to fit in the magazines. The .25-45 Sharps cartridge is an AR-15 wildcat that is growing in popularity. It uses .257 caliber bullets (6.5 mm), and popular bullet weights are between 75 and 117 gr.
An AR-15 or similar rifles are semiautomatic, military-style weapons that can fire at least 30 rounds, the number of bullets a magazine typically carries, according to NPR. The term semiautomatic ...
Assault rifles firing 5.56×45mm NATO ammunition. ... Pages in category "5.56 mm assault rifles" ... List of Colt AR-15 and M16 rifle variants;