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Grenade CGL-4 / XM148

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    grenade cgl-4 / xm148

    XM148 (CGL-4)

    After a series of tests and experiments to the 1960 Springfield armory (Springfield Armory) developed under the new M406 grenade simple single-shot grenade launcher, M79 received official index. Combat experience showed extreme necessity and usefulness of 40-mm grenade launchers, but also revealed weaknesses in M79, especially the need for additional weapons for self-defense rocket launcher.

    grenade cgl-4 / xm148
    XM148
    Mounted on the barrel M16

    next step in the development of the individual soldier was the development of artillery grenade launcher.

    In the early 1960s by the famous «Colt Firearms» the program SPIW (Special Purpose Individual Weapon - individual special-purpose weapon) was an attempt to create a grenade launcher mounted on an army assault rifle.

    In May 1964 the company «Colt» introduced a new 40-mm grenade launcher CGL-4 (Colt Grenade Launcher - Grenade Launcher Colt), mounted on the rifle and the M16 family designed to replace the M79 hand grenade.

    grenade cgl-4 / xm148

    XM148
    Mounted on the rifle M16

    Developers CGL-4 - the designers of the company «Colt» Karl R. Lewis (Karl R. Lewis) and Robert E. Roy (Robert E. Roy).

    grenade cgl-4 / xm148
    XM148
    When reloading

    In February 1965, under contract with the U.S. Army, was begun testing CGL-4, and then in May 1965 received the designation XM148 grenade launcher and sent for further military trials.

    Between 1965-1967, the city limited number (several hundred) XM148 grenade launchers were delivered to Army units, Marine Corps and Special Operations Forces and used in the Vietnam War.

    Operating experience

    40mm grenade CGL-4 / XM148 showed his unreliability and insecurity in circulation (among other shortcomings main criticism subjected descender). However, creating XM148 confirmed the correctness of the very concept of grenade launcher.

    As a result

    grenade CGL-4 / XM148 was an experimental model, and adopted the U.S. in 1970 was adopted more advanced grenade launcher M203, developed by the American corporation AAI at the end of the 1960s.

    grenade cgl-4 / xm148

    XM148
    When reloading

    XM148 grenade launcher itself is a single-shot, using a 40-mm rocket launcher M79 charges and designed to engage manpower and fire weapons at ranges of up to 400 m

    Caliber, mm 40h46
    Length mm 419
    Weight 1.36
    grenade Muzzle velocity, m / s 76
    Sighting range, m 400

    Overall XM148 is a compact launcher consisting of a housing and a movable barrel.

    barrel grenade launcher is positioned within the housing and is equipped with a small pistol grip.

    hand grenade charged with breech. To recharge the trunk moves forward. Once the barrel is completely frees the spent case, it falls off the arms, and the breech can attach a new grenade, after which the barrel is pushed back to the stop motion. (A similar system was overcharging and appeared later than the M203 grenade launcher).

    Shutter Assembly, for the convenience of shooting, the conclusions to the trigger guard rifle.

    grenade cgl-4 / xm148

    XM148
    Mounted on the rifle M16

    XM148 different from later models grenade characteristic handle cocking trigger and allowing use of his left hand grenade without removing the right to handle the machine.

    grenade cgl-4 / xm148
    XM148
    Mounted on a carbine HM177

    Regulation Up and Down lead grenade in combat readiness or safety position.

    Sights include open sight on the left side on the body of the grenade launcher.

    himself launcher mounted on his rifle or carbine.

    Originally

    launcher intended for M16 assault rifle, but has also been used HM177 carbines, rifles and FN FAL L1A1 SLR, SMGs Sterling. Also, attempts were made to secure the grenade submachine gun Thompson M1A1.

    grenade cgl-4 / xm148

    XM148
    Mounted on a carbine HM177




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