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  2. List of the United States Army fire control and sighting ...

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

    This is a list of United States Army fire control, and sighting material by supply catalog designation, or Standard Nomenclature List (SNL) group "F".The United States Army Ordnance Corps Supply Catalog used an alpha-numeric nomenclature system from about the mid-1920s to about 1958.

  3. M40 recoilless rifle - Wikipedia

    en.wikipedia.org/wiki/M40_recoilless_rifle

    The spotting rifle fires a round whose trajectory closely matches that of the 105 mm round and gives off a puff of smoke on impact with the target. On the left side, there is an elevating wheel, in the center of which is the trigger wheel used to fine adjust the elevation and at the same time firing the spotting rifle when pulled, and the gun ...

  4. M8C - Wikipedia

    en.wikipedia.org/wiki/M8C

    Print/export Download as PDF; ... M8C may refer to: The M8C spotting rifle, the spotting rifle affixed to the M40 recoilless rifle;

  5. Spotting rifle - Wikipedia

    en.wikipedia.org/wiki/Spotting_rifle

    US Marines with a 106 mm M40 recoilless rifle, during the Battle of Huế. A spotting rifle or ranging gun is a small-calibre rifle used as a ranging device for artillery.The ballistics of the spotting rifle are matched to those of the artillery piece, [1] so that if a shot from the spotting rifle lands on the target, it may be assumed that the main weapon will also do so.

  6. Unertl Optical Company - Wikipedia

    en.wikipedia.org/wiki/Unertl_Optical_Company

    Unertl Optical Company, Inc. was a manufacturer of telescopic sights in the United States from 1928 until 2008. They are known for their 10× fixed-power scopes that were used on the Marine Corps' M40 rifle and made famous by Marine Corps Scout Sniper Carlos Hathcock during the Vietnam War.

  7. Recoilless rifle - Wikipedia

    en.wikipedia.org/wiki/Recoilless_rifle

    An M40 recoilless rifle on its M79 "wheelbarrow" tripod Diagram of the operation of a recoilless rifle using a vented case. A recoilless rifle (), recoilless launcher (), or simply recoilless gun, sometimes abbreviated to "RR" or "RCL" (for ReCoilLess) [1] is a type of lightweight artillery system or man-portable launcher that is designed to eject some form of countermass such as propellant ...

  8. M50 Ontos - Wikipedia

    en.wikipedia.org/wiki/M50_Ontos

    Ontos, officially the Rifle, Multiple 106 mm, Self-propelled, M50, was an American light armored tracked anti-tank vehicle developed in the 1950s.. It mounted six 106 mm manually loaded M40 recoilless rifles as its main armament, which could be fired in rapid succession against single targets to increase the probability of a kill.

  9. NATO Accessory Rail - Wikipedia

    en.wikipedia.org/wiki/NATO_Accessory_Rail

    NATO Accessory Rail (STANAG 4694) The NATO Accessory Rail (NAR), defined by NATO Standardization Agreement (STANAG) 4694, is a rail interface system standard for mounting accessory equipment such as telescopic sights, tactical lights, laser aiming modules, night vision devices, reflex sights, foregrips, bipods and bayonets to small arms such as rifles and pistols.