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A rifle is a firearm designed to be fired from the shoulder, with a barrel that has a helical groove or pattern of grooves ("rifling") cut into the barrel walls.The raised areas of the rifling are called "lands," which make contact with the projectile (for small arms usage, called a bullet), imparting spin around an axis corresponding to the orientation of the weapon.
Assault rifles are full-length, select fire rifles that are chambered for an intermediate-power rifle cartridge that use a detachable magazine. Assault rifles are currently the standard service rifles in most modern militaries. Some rifles listed below, such as the AR-15, also come in semi-auto models that would not belong under the term ...
The new rifle got its name from the year 1967 with its numbers in reverse as M76, but the name was changed to LSA55 after export to the United States began in 1969. [1] In 1970 Tikkakoski also introduced a long action derivative rifle, initially called LSA65 (later M65). [1] The name and receiver markings were changed again in 1972, to M55. [1]
Today, an infantryman's rifle is optimized for ranges of 300 m or less, and soldiers are trained to deliver individual rounds or bursts of fire within these distances. Typically, the application of accurate, long-range fire is the domain of the marksman and the sniper in warfare, and of enthusiastic target shooters in peacetime.
The M21 sniper weapon system (SWS) in the US Army is a national match grade M14 rifle, selected for accuracy, and renamed the M21 rifle. [7] The M21 uses a commercially procured 3–9× variable power telescopic sight, modified for use with the sniper rifle. [8] It is chambered for the 7.62×51mm NATO cartridge.
The Heckler & Koch HK417 is a battle rifle designed and manufactured by Heckler & Koch. [1]Being the larger caliber version of the Heckler & Koch HK416, and chambered for the 7.62×51mm NATO rifle cartridge, it is intended for use where the penetrative power, stopping power, and range of the 5.56×45mm NATO HK416 would otherwise be insufficient.
Model name Cartridges Manufacturers Notes Image AR-5: Aircrew survival weapon.22 Hornet: ArmaLite: A bolt-action, take-down survival rifle. AR-7: Explorer.22 Long Rifle: ArmaLite, Charter Arms, Henry Repeating Arms: A semi-automatic, take-down survival rifle. AR-10: 7.62×51mm NATO, .308 Winchester: Fairchild ArmaLite, Artillerie Inrichtingen (AI)
The Model 0000 rifle and Model 6000 carbine use a slower 305 mm (1:12 in) twist rate for the shorter and lighter American M193 bullet. Fabrique Nationale also offers semi-automatic-only Law Enforcement carbine versions: [citation needed] the Model 7030 with a 178 mm (1:7 in) rifling twist and the Model 6040 with a 305 mm (1:12 in) twist rate ...