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  2. Mk 12 Special Purpose Rifle - Wikipedia

    en.wikipedia.org/wiki/Mk_12_Special_Purpose_Rifle

    700 m (770 yd) Feed system. 20- or 30-round STANAG magazine [1] The United States Navy Mk 12 MOD 0/1/H Special Purpose Rifle (SPR) is a designated marksman rifle that was in service with United States Special Operations Forces in the designated marksman role until 2017, also designed to be shorter than standard weapons. [2][3] SPR initially ...

  3. Terrier Orion - Wikipedia

    en.wikipedia.org/wiki/Terrier_Orion

    The Terrier Orion system is designed to be rail launched, and can be supported at most fixed and mobile launch sites. [2] The Terrier Mk 12 Mod 1 or Mk 70 rocket used for the first stage uses an 18-inch (46 cm) diameter motor along with 2.5-or-4.8-square-foot (0.23 or 0.45 m 2) cruciform configured tail fins.

  4. 5-inch/38-caliber gun - Wikipedia

    en.wikipedia.org/wiki/5-inch/38-caliber_gun

    Design: 15 rpm. Muzzle velocity. 2,600 ft/s (790 m/s) initial. Sights. Optical telescope. The Mark 12 5"/38-caliber gun was a United States dual-purpose naval gun, but also installed in single-purpose mounts on a handful of ships. The 38- caliber barrel was a mid-length compromise between the previous United States standard 5"/51 low-angle gun ...

  5. Terrier Malemute - Wikipedia

    en.wikipedia.org/wiki/Terrier_Malemute

    The Terrier burns for approximately 5.2 seconds, and the Malemute burns for approximately 21.5 seconds. The first stage booster consists of a surplus Navy Terrier MK 12 Mod 1 rocket motor with four 0.22 m 2 (340 sq in) fin panels arranged in a cruciform configuration. The Terrier rocket booster has a diameter of 460 mm (18 in).

  6. Anti-personnel obstacle breaching system - Wikipedia

    en.wikipedia.org/wiki/Anti-Personnel_Obstacle...

    U.S. Marines demonstrate assembling the APOBS system. The anti-personnel obstacle breaching system (APOBS) is an explosive line charge system that allows safe breaching through complex antipersonnel obstacles, particularly fields of land mines. The APOBS is a joint DOD program for the U.S. Army and the United States Marine Corps.

  7. List of crew-served weapons of the U.S. Armed Forces

    en.wikipedia.org/wiki/List_of_crew-served...

    Mk 16 Mod 4/5 (Automatic Cannon, 20×110mm USN; deck mount versions of the M3 and M24) M39A1/A2/A3 (Automatic Cannon, 20×102mm; based on the Mauser MG 213C Cannon) Mk 11 Mod 0/5 (Twin-Barrel Automatic Cannon, 20×110mm USN) Mk 12 Mod 0 (Automatic Cannon, 20×110mm USN) M195 (Rotary-Barreled Automatic Cannon, 20×102mm)

  8. Talk:Mk 12 Special Purpose Rifle - Wikipedia

    en.wikipedia.org/wiki/Talk:Mk_12_Special_Purpose...

    The Mk 12 Mod 0 uses the PRI Gen III Freefloat tube. A Gen III Freefloat Forearm has an oversized barrel nut, that is larger in diameter than the forearm itself. This requires notches cut out in the ARMS #38 sleeve.Pettifogger 21:49, 21 Oct 2004 (UTC) From all the photos I have seen, they've all used Gen IIs (the Mod 0s)? I'm not sure I ...

  9. List of the United States Army munitions by supply catalog ...

    en.wikipedia.org/wiki/List_of_the_United_States...

    (Dimensions: 12 1/32" Length × 6 3/32" Width × 7 ½" Height; Weight (empty): ?? lbs. ; Volume: 0.32 Cubic Feet). The 20mm Ammunition Box Mk.1 Mod.0 (1942-1970s?) was a steel chest used by the Navy that was originally designed to carry 20mm shells. It had a removable lid with a gasket seal, two large hasps on each side and a hasp on each end ...