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It appears that this round can drastically improve the performance of any AR-15 weapon chambered to .223/5.56 mm. Superior accuracy, wounding capacity, stopping power and range have made this the preferred round of many special forces operators, and highly desirable as a replacement for the older, Belgian-designed 5.56×45mm SS109/M855 NATO round.
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 AR-15 can be chambered in many other calibers; it is then often referred to as an AR-15 style rifle.
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]
Production of the 30-round magazine started late 1967 but did not fully replace the 20-round magazine until the mid-1970s. [162] Standard USGI aluminum 30-round M16 magazines weigh 0.24 lb (0.11 kg) empty and are 7.1 inches (18 cm) long. [151] [note 13] The newer plastic magazines are about a half-inch longer. [164]
NATO cartridge may refer to: . Small arms 9×19mm NATO (STANAG 4090); 4.6×30mm NATO (STANAG 4820); 5.7×28mm NATO (STANAG 4509); 5.56×45mm NATO (STANAG 4172); 7.62×51mm NATO (STANAG 2310)
The .277 Wolverine (6.8x39mm) is a wildcat cartridge.It is a multi-purpose mid-power cartridge with increased ballistic performance over the AR-15's traditional .223 Remington (5.56×45mm NATO) cartridge.
Common rifle cartridges, from the largest .50 BMG to the smallest .22 Long Rifle with a $1 United States dollar bill in the background as a reference point.. This is a table of selected pistol/submachine gun and rifle/machine gun cartridges by common name.
The 5.56×30mm MINSAS round has a total length of 42 mm and a total weight of 6 g. [8] The bullet length is 17mm and the weight is 2.6g. [8] It has a range of up to 200 meters. [3] The cartridge has a muzzle velocity reportedly close to 900 m/s (3,000 ft/s), with a projectile of approximately 2.6 grams (40 grains). [9]