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  2. 5.56×45mm NATO - Wikipedia

    en.wikipedia.org/wiki/5.56×45mm_NATO

    The 5.56×45mm NATO (official NATO nomenclature 5.56 NATO, commonly pronounced FYV-fyv-six) is a rimless bottlenecked centerfire intermediate cartridge family developed in the late 1970s in Belgium by FN Herstal. [ 5 ] It consists of the SS109, L110, and SS111 cartridges.

  3. List of military headstamps - Wikipedia

    en.wikipedia.org/wiki/List_of_military_headstamps

    First manufactured 7.62×39mm Soviet rounds in 2002, NATO-standard 5.56×45mm NATO and 7.62×51mm NATO rounds in 2005 (earning the NATO interchangeability rating in 2006), and sporting .223 Remington and .308 Winchester rounds in 2012. The headstamp has the caliber at 12 o'clock, manufacturer's code at 6 o'clock, 2-digit year of production at 3 ...

  4. List of body armor performance standards - Wikipedia

    en.wikipedia.org/wiki/List_of_body_armor...

    5.56×45mm NATO: This armor would protect against: 147 (±3) grain 7.62x51mm NATO M80 Ball Full Metal Jacketed (FMJ) Steel Jacket at a velocity of 2780 ft/s (847 m/s) 7.62x39mm Mild Steel Core (MSC) Ball Ammunition Type 56 from Factory 31 at a velocity of 2400 ft/s (732 m/s) 56 (±2) grain 5.56x45mm NATO M193 at a velocity of 3250 ft/s (990 m/s).

  5. List of 5.56×45mm NATO firearms - Wikipedia

    en.wikipedia.org/wiki/List_of_5.56×45mm_NATO...

    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] Not all countries that use weapons chambered in this caliber are in NATO. This table is sortable for every column.

  6. 7.62×51mm NATO - Wikipedia

    en.wikipedia.org/wiki/7.62×51mm_NATO

    Cartridge, caliber 7.62mm, NATO, ball, silent, XM115: Little is known of this round, but it was an attempt to quiet the round. Never adopted. Cartridge, caliber 7.62mm, NATO, match, M118: 173-grain (11.2 g) 7.62×51mm NATO full metal jacket boat-tail round specifically designed for Match purposes. The round was introduced as the XM118 match in ...

  7. .223 Remington - Wikipedia

    en.wikipedia.org/wiki/.223_Remington

    The official name for .223 Remington in the US Army is cartridge 5.56x45mm ball, M193. If a 5.56×45mm NATO cartridge is loaded into a chamber intended to use .223 Remington, the bullet will be in contact with the rifling and the forcing cone is very tight. This generates a much higher pressure than .223 Remington chambers are designed for. [3]

  8. Haenel MK 556 - Wikipedia

    en.wikipedia.org/wiki/Haenel_MK_556

    The Haenel MK 556 [2] (German: Maschinenkarabiner) [3] is a gas-operated selective-fire 5.56×45mm NATO assault rifle designed by German company C.G. Haenel.The MK556 was finalised in September 2020, and it is a fully automatic version of an earlier Haenel design, the CR 223, which was already in limited use by law enforcement agencies since 2017. [4]

  9. CETME Model L - Wikipedia

    en.wikipedia.org/wiki/CETME_Model_L

    The CETME Model L is a Spanish 5.56×45mm NATO assault rifle developed in the late 1970s at the state-owned small arms research and development establishment CETME (Centro de Estudios Técnicos de Materiales Especiales) located in Madrid. The rifle retains many of the proven design elements the institute had used previously in its CETME Model ...