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The United States Army has a requirement for a non-dud producing 40 mm training ammunition in both high- and low-velocity variants. The Army awarded four contracts to three United States companies to test designs. The resulting ammunition will not contain explosive energetics and have day and night visible, infrared, and thermal signatures.
These rounds are often akin to 37 mm cartridges that have been in use by law enforcement for years. These cartridges are also mainly 40×46 mm. Oldest of these types is the riot control 40 mm gas cartridge. In the U.S. military the standard CS gas cartridge is designated M651. The M651 has 53 grams of CS mixture. Burn time is 25 seconds, with ...
The MGL is a low-velocity, shoulder-fired 40 mm grenade launcher with a six-round spring-driven revolver-style magazine capable of accepting most 40×46mm grenades.The spring-driven cylinder rotates automatically while firing, but it must be wound back up after every reloading.
According to the U.S. Army Field Manual FM 3-22.31 40-MM Grenade Launcher, M203, [8] there are eight different rounds for the M203: 40 mm ammunition line drawings An M16A2 rifle equipped with an M203 grenade launcher lies in the grass near some of the types of 40 mm ammunition available for use with the M203. The cartridges are, from left to ...
The 40 mm ammunition used (40×53 mm) is not interchangeable with that used in the M203 (40×46 mm). The M203 ammunition develops a lower chamber pressure, and resultant lower muzzle velocity and range, compared to ammunition loaded for the Mk 19. The Mk 19 fires from an open bolt. The rounds are mechanically fed onto the bolt face with the ...
The Mk 47 or Striker 40 [2] is a 40mm automatic grenade launcher with an integrated fire control system, capable of launching smart programmable 40mm air burst grenades in addition to various unguided rounds. [3]
Of the rounds fired by LAPD officers last year, about 37% led to the target being successfully subdued — compared with an "effectiveness rate" of roughly 45% in the prior three years combined ...
The GMG fires 40 mm grenades at a rate of about 340 rounds per minute. [2] It is belt-fed, and can be loaded from either side, making it easy to mount on most platforms.With a variety of day and night sights available, the GMG can be used for most medium range infantry support situations.