.300 Norma Magnum
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The .300 Norma Magnum, also known as .300 NM or "300 Norma" for short, is a
centerfire Two rounds of .357 Magnum, a centerfire cartridge; notice the circular primer in the center A centerfire cartridge is a firearm metallic cartridge whose primer is located at the center of the base of its casing (i.e. "case head"). Unlike ri ...
magnum rifle cartridge developed by Swedish ammunition manufacturer
Norma Precision Norma Precision AB, commonly referred to simply as Norma, is a Swedish manufacturer of firearm ammunition based in Åmotfors, Värmland, just off the Norwegian border. History Norma was started in 1902 by three Norwegian brothers from No ...
. The .300 Norma Magnum uses a .338 Norma Magnum case necked down to the
.30 caliber The 7.62 mm caliber is a nominal caliber used for a number of different cartridges. Historically, this class of cartridge was commonly known as .30 caliber, the imperial unit and customary unit equivalent, and was most commonly used for i ...
, named to differentiate it from the older .308 Norma Magnum designed in 1960, and has begun to gain popularity in the long-range shooting community. According to the official C.I.P. ( en, Commission Internationale Permanente pour l'Epreuve des Armes à Feu Portatives) rulings the .300 Norma Magnum can handle up to Pmax piezo pressure. The
United States Special Operations Command The United States Special Operations Command (USSOCOM or SOCOM) is the unified combatant command charged with overseeing the various special operations component commands of the Army, Marine Corps, Navy, and Air Force of the United States ...
(USSOCOM) chose the new MK22 Advanced Sniper Rifle which will be chambered in .300 Norma Magnum (designated M1163) as well as .338 Norma Magnum.


References


External links

* https://www.longrangeshootinghandbook.com/socom-chooses-300-norma-mag-asr/
C.I.P. TDCC datasheet 300 Norma Mag.


Chambering availability

The .300 Norma Magnum chambering is offered for these factory rifles: * Sako TRG M10 - Multi-caliber rifle


See also

*
Norma Norma may refer to: * Norma (given name), a given name (including a list of people with the name) Astronomy * Norma (constellation) * 555 Norma, a minor asteroid * Cygnus Arm or Norma Arm, a spiral arm in the Milky Way galaxy Geography * Norma, L ...
* .338 Norma Magnum * .338 Lapua Magnum * .338 Remington Ultra Magnum * .338-378 Weatherby Magnum * .338-416 * .338 Chey Tac * .338 Edge * .338 Xtreme *
List of rifle cartridges List of rifle cartridges, by primer type, calibre and name. File:Cartridge Sample 2.jpg, 350px, From left to right: 1 .17 HM2,2 .17 HMR, 2.5 .17 wsm, 3 .22LR, 4 .22 WMR, 5 .17/23 SMc, 6 5mm/35 SMc, 7 .22 Hornet, 8 .223 Remington, 9 .2 ...
*
8 mm caliber This is a list of firearm cartridges which have bullets in the caliber In guns, particularly firearm A firearm is any type of gun designed to be readily carried and used by an individual. The term is legally defined further in di ...
Pistol and rifle cartridges Magnum rifle cartridges {{ammo-stub