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Lake City Army Ammunition Plant (LCAAP) is a 3,935-acre (15.92 km 2) U.S. government-owned, contractor-operated facility in northeastern Independence, Missouri. It produces ammunition for military and personal rifles. Lake City was established by Remington Arms in 1941 to manufacture and test small caliber ammunition for the U.S. Army.
It fires a 5.6mm projectile from necked down 7.62×39mm brass. While it originally re-used 7.62x39 cases, once it became popular enough commercial ammunition started being manufactured, both in the USSR and in Finland. [4] [5] When it was introduced to the United States by SAKO it was stamped .220 Russian.
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.
2004–2011: LSAT (Lightweight Small Arms Technologies), in cooperation with AAI Corporation) that included, 5.56mm CT Spiral 1 ammunition design, 5.56 mm LMG weapon action, 5.56 mm carbine 2006–2013: Test and refinement of US Army Benet Laboratories' 105mm RAVEN Demonstrator and the Ares designed and manufactured firing mount
Early ammunition had a 4-digit year with the first 2 digits (thousands and hundreds) at 9 o'clock and the second 2 digits (tens and ones) at 3 o'clock. Ammunition with an E at the 12 o'clock position (which stands for Ersättning, or "Substitute") have a bimetallic cartridge-case (brass-clad steel) due to wartime economy measures during World ...
In 1968 Günter Frères developed the parent case, the rimmed 5.6×50mmR Magnum (designated 5,6 x 50 R Mag. by the C.I.P. According to the official C.I.P ruling, the rimless 5.6×50mm Magnum can handle up to 380.00 MPa (55,114 psi) P max piezo pressure, which is 40.00 MPa (5,802 psi) more than the rimmed parent case developed four years prior.
A cartridge, [1] [2] also known as a round, is a type of pre-assembled firearm ammunition packaging a projectile (bullet, shot, or slug), a propellant substance (smokeless powder, black powder substitute, or black powder) and an ignition device within a metallic, paper, or plastic case that is precisely made to fit within the barrel chamber of ...