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The 5.56×45mm NATO standard SS109/M855 cartridge was designed for maximum performance when fired from a 508 mm (20.0 in) long barrel, as was the original 5.56 mm M193 cartridge. Experiments with longer length barrels up to 610 mm (24.0 in) resulted in no improvement or a decrease in muzzle velocities for the SS109/M855 cartridge.
The .30-06 Springfield cartridge case can hold 68.2 grains and has a volume of 4.42 millilitres (0.270 in 3). The exterior shape of the case was designed to promote reliable case feeding and extraction in bolt-action rifles and machine guns alike, under extreme conditions. [citation needed].30-06 Springfield maximum C.I.P. cartridge dimensions.
The 30-06 Springfield cartridge (pronounced “thirty- ought -six”, "thirty-oh-six") or 7.62×63mm in metric notation, was introduced to the United States Army in 1906 (hence “06”) where it was in use until the late 1970s. It remains a very popular sporting round, with ammunition produced by all major manufacturers.
The United Kingdom was the first to develop and introduce a tracer round, a version of the .303 cartridge in 1915. [3] The United States introduced a .30-06 tracer in 1917. [4] Prior to adopting red (among a variety of other colors) bullet tips for tracers, American tracers were identified by blackened cartridge cases.
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]
.30-06 Springfield AP 7.62×54mmR 7N1 5.56×45mm AP: With the issuance of CO/PD 04-19REV J [23] on 1 October 2018, the ESAPI protection standards were changed again. The protection requirements from 7.62×51mm NATO M80 ball and 5.56×45mm M855 were removed, and a high first-shot V 50 requirement was added for the .30-06 M2 AP projectile. These ...
The M1 carbine (formally the United States carbine, caliber .30, M1) is a lightweight semi-automatic carbine that was issued to the U.S. military during World War II, the Korean War, and the Vietnam War. [11] The M1 carbine was produced in several variants and was widely used by paramilitary and police forces around the world after World War II.
7.62×51mm NATO. The 7.62×51mm NATO (official NATO nomenclature 7.62 NATO) is a rimless, straight walled, bottlenecked rifle cartridge. It is a standard for small arms among NATO countries. First developed in the 1950s, the cartridge had first been introduced in U.S. service for the M14 rifle and M60 machine gun.