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  2. List of body armor performance standards - Wikipedia

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

    56 (±2) grain 5.56x45mm NATO M193 at a velocity of 3250 ft/s (990 m/s). 61.8 (±1.5) grain 5.56x45mm NATO M855 at a velocity of 3115 ft/s (950 m/s). This is identical to the ballistic protection provided by NIJ RF1, with the addition of 5.56x45mm M855. This level has no equivalent in obsolete NIJ Standard-0101.06. [10] NIJ RF3.30-06 Springfield

  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. 5.56×45mm NATO - Wikipedia

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

    Cartridge, Caliber 5.56 mm Ball, Enhanced 5.56 mm Carbine, MK318 MOD 0: 5.56×45mm 62-grain Open-Tipped Match Boat-Tail cartridge. Optimized for use with 14-inch barreled weapons like the M4A1 Carbine and MK16 SCAR and designed to penetrate light barriers like windshields or car doors with no loss of accuracy or damage.

  5. Helmet-mounted display - Wikipedia

    en.wikipedia.org/wiki/Helmet-mounted_display

    The Integrated Helmet and Display Sight System (IHADSS) 30 mm M230 chain gun turret on a Boeing AH-64 Apache being aimed with a helmet-mounted sight A helmet-mounted display (HMD) is a headworn device that uses displays and optics to project imagery and/or symbology to the eyes.

  6. STANAG 4569 - Wikipedia

    en.wikipedia.org/wiki/STANAG_4569

    5.56×45mm NATO Ball (SS109) at 30 meters with a velocity of 900 ± 20 m/s 5.56×45mm NATO Ball (M193) at 30 meters with a velocity of 937 ± 20m/s Protection against all three threats must be provided.

  7. M16 rifle - Wikipedia

    en.wikipedia.org/wiki/M16_rifle

    The S-5.56 rifle, a clone of the Type CQ, is manufactured by the Defense Industries Organization of Iran. The rifle itself is offered in two variants: the S-5.56 A1 with a 19.9-inch barrel and 1:12 pitch rifling (1 turn in 305 mm), optimized for the use of the M193 Ball cartridge; and the S-5.56 A3 with a 20-inch barrel and a 1:7 pitch rifling ...

  8. NATO EPVAT testing - Wikipedia

    en.wikipedia.org/wiki/NATO_EPVAT_testing

    The above proof round pressure requirements for the 9 mm and 12.7 mm rounds established by the British Ministry of Defence are higher than the current (2008) C.I.P. proof round pressure requirement legislation for the civilian equivalent 9 mm Parabellum (C.I.P. P max rating 235 MPA / (34,083 psi) and .50 Browning (C.I.P. P max rating 370 MPA ...

  9. 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.