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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.
A recoilless rifle , recoilless launcher , or simply recoilless gun, sometimes abbreviated to "RR" or "RCL" (for ReCoilLess) is a type of lightweight artillery system or man-portable launcher that is designed to eject some form of countermass such as propellant gas from the rear of the weapon at the moment of firing, creating forward thrust ...
Dec 13, 2023 · Its six recoilless rifles could output a devastating amount of fire down range, and while they weren’t used as anti-tank vehicles, they were great at destroying cover and buildings. An Ontos at the USMC Combat Base Camp Evans in Vietnam, 1967.
Aug 2, 2021 · In 1950, the US Army and US Marine Corps started a joint project to build a light anti-tank vehicle. It produced the M50 Ontos, a small tracked vehicle with light armor and six recoilless...
Jul 15, 2021 · With its tiny chassis, tinier turret and six, massive, externally mounted recoilless rifles, the M50 Ontos had to have been the strangest armored vehicle ever to make it into the American military inventory.
The M40 recoilless rifle is a portable, crew-served 105 mm recoilless rifle made in the United States. Intended primarily as an anti-tank weapon, it could also be employed in an antipersonnel role with the use of an antipersonnel-tracer flechette round.
The vehicle could carry 18 rounds of recoilless rifle ammunition. If necessary, the crew could detach two of the recoilless rifles for use on tripods by ground forces. The M50’s shaped-charged, high-explosive antitank ammunition could penetrate the armor of any existing tank.
Jun 29, 2017 · M50 Ontos. Though the Ontos boasted six tank-busting 106 mm recoilless rifles, it never engaged a tank, instead serving the Marines as a mobile infantry support weapon in Vietnam. (Illustration by Henry Morshead, from New Vanguard 240: U.S. Tank Destroyers of the Vietnam War, Osprey Publishing Ltd.)
May 13, 2023 · And like the ground-mounted version of the standard 106mm recoilless rifle, four of the Ontos tubes could be dialed in on targets using bore-sighted M8 .50 caliber spotting rifles.
Recoilless rifle, any of several antitank weapons developed during World War II. They are lightweight and can be operated by one or two men. Recoil was eliminated by allowing part of the propelling blast to escape to the rear. Disadvantages are a low muzzle velocity and consequent short range.
