The ×45mm NATO (official NATO nomenclature NATO) is a rimless bottlenecked . The ×45mm NATO SS/M cartridge (NATO: SS; U.S.: M) with standard 62 gr. lead core bullets with steel . Luke Haag’s papers in the AFTE Journal (33(1)–28, Winter ) also describes this problem. Look at Luke Haag’s paper in the AFTE journal which shows significant variations in construction between various SS/M loads from. Now comes your affiant, Lucien C. “Luke” Haag, and under oath hereby states as follows: I. I am of legal majority and of x45mm SS/M Bullets”.

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Difficulty with the 5. Retrieved 13 June Over 1 billion cartridges had been produced as of [update].

The cartridge was also designed to reduce pollution by controlling lead emissions. The problems were addressed with a slower burning powder with a different pressure for use in the barrel, creating the Mk Mod 1 in Increasing Small Arms Lethality in Afghanistan: The bullet is a 4.

InNATO decided to standardize a second rifle caliber. Also during the stage, Black Hqag wanted the bullet to be given a cannelure, which had been previously rejected for fear it would affect accuracy. The propellant burns ouke, which decreases the muzzle flash and gives a higher muzzle velocity, an important feature when fired from a short barreled M4 carbine.

The US Army has since replaced the bismuth-tin alloy core with one of solid copper eliminating the heat issue. Following early engagements in Afghanistan and Iraq, U. Wound profiles in ballistic gelatin Note: Polymer-cased ammunition is expected as a likely lightweight case technology.


Ammo Information – Survivalist Forum

SS isn’t a true steel core projectile Developmental efforts led to the creation of the Mk It also was not optimized for use in short-barreled rifles. The first prototypes were delivered to the government in August Since its introduction, the MA1 has been criticized for its St.

This makes the Mk effective against personnel with or without body armor. The lead portion fragments in the first few inches of soft tissue, then the solid copper rear penetrates 18 in of tissue shown though ballistic gelatin while tumbling.

Barrels required at least a ss1099 Superior accuracy, wounding capacity, stopping power and range power has made this the preferred round of many Special Forces operators, and highly desirable as a replacement for the older, Belgian made, 5.

In one engagement, a two-man special forces team reported 75 kills lluke 77 rounds. It should be noted, however, that commercially available loadings using these heavier and longer bullets can be prohibitively expensive and cost much more than military surplus ammunition.

When the bullet hits a hard barrier, the front half of the bullet crushes against the barrier, breaking it so the penetrating half of the bullet can go through and hit the target. These yaw issues were most noticeable at close ranges and were more prevalent with certain calibers and bullet styles—the most susceptible being 5.

When the bullet impacts at high velocity and yaws in tissue, fragmentation creates a rapid transfer of energy which can result in massive wounding and hydrostatic shock effects.

5.56 x 45 NATO (.223 Remington)

Quote message in reply? However, the Mk was not adequate as a general-purpose round and cost four times more than the M, so it luks not be produced at the volumes required for 5. The FN company had also been involved. On June 24,the United States Army announced it began shipping its new luie.


The Mk Mod 0 was adopted in II, Ackley PO, ed. The 5,6mm Gw Pat 90 or GP 90 5.

5.56×45mm NATO

He ordered a number of them to replace M2 carbines that were in use by the Air Force. Harvey hzag ordered to cease all work on the SCHV to avoid any competition of resources. During the s, NATO members signed an agreement to select a second, smaller caliber cartridge to replace the 7.

Bullet Proof Car Window no sound. Stoner and Sierra Bullet’s Frank Snow began work on the. Just as testing was being completed and the first production lots were being prepared inthe rounds were found to fail at high temperatures.

The cartridge cases must maintain all performance requirements when fully assembled, be able to be baag by the Lake City Army Ammunition Plantmust be manufactured in quantities totaling approximately 45 million per year. After playing with their own proprietary cartridge case design, the. It can also occur when the bullets ss190 through only minimal tissue, such as a limb or the chest of a thin, malnourished individual, as the bullet may exit the body before it has a chance to yaw and fragment.

The British had extensive evidence with their own experimentation with intermediate cartridges since and were on the point of adopting a. The Gw Pat 90 round firing a 4.