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A worker at Lake City Army Ammunition Plant packs two cans of newly manufactured 5.56×45mm NATO ammunition into a wirebound crate. (c. 1998) Headstamp of a .50 caliber cartridge casing made at the Lake City Army Ammunition Plant in 1943 and recovered from the Sahuarita Bombing and Gunnery Range in 2012.
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]
The .223 WSSM was introduced in 2003 by the Browning Arms Company, Winchester Ammunition, and Winchester Repeating Arms Company. The .223 designation is a reference to the popular .223 Remington. It is currently the fastest production .22 caliber round in the world with muzzle velocities as high as 4,600 feet per second (1,402 meters per second
Winchester was a leading designer of rifle ammunition throughout its existence and has been responsible for some of the most successful cartridges ever introduced, including the .44-40 WCF (Winchester Center Fire), the .30 WCF (.30-30), the .50 BMG, the .270 Winchester, the .308 Winchester, the .243 Winchester, the .22 WMR (.22 Magnum), the ...
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.
The .222 Remington was a popular target cartridge from its introduction until the mid-1970s and still enjoys a reputation for accuracy. It remains a popular vermin or "varmint" cartridge at short and medium ranges with preferred bullet weights of 40–55 grains and muzzle velocities from 3,000 to 3,500 ft/s (915–1,067 m/s).
Hydra-Shok ammunition has a patented center-post design and notched jacket with a non-bonded lead core. Hydra-Shok is designed to provide more reliable expansion and deeper penetration than other hollow-point projectiles used at that time. Federal Premium claims that the scored jacket and center post design provide a "programmed" expansion.
Olin Corporation-Winchester Division, Case Nos. 03-1036-KI (lead case), 04-31-KI, 04-76-KI (D. Or. Nov. 2, 2005). Inventor John R. Jameson had developed and patented several designs for short magnum rifle cartridges. [citation needed] Jameson approached Olin/Winchester ammunition with his invention. The court found that Olin/Winchester and ...