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This problem was also encountered with the Dreyse needle gun; the French Chassepot solved the leaking-breech problem with the addition of a rubber seal to the bolt. [ 17 ] [ 18 ] Telescoped external-propellant caseless rounds must also deal with the issue of blocking the bore, as the bullet is surrounded by propellant.
Port Chicago disaster, a deadly munitions explosion that occurred in 1944, at the Port Chicago Naval Magazine in California; Hastings Naval Ammunition Depot, Nebraska, 27 September 1944 munitions explosions causing nine deaths and extensive damage. USS Mount Hood, 10 November 1944 explosion of an ammunition ship at Seeadler Harbor, 432 killed
Different draw ratios for brass cartridge case Season cracking is a form of stress-corrosion cracking of brass cartridge cases originally reported from British forces in India. During the monsoon season, military activity was temporarily reduced, and ammunition was stored in stables until the dry weather returned.
Combat shells had either a partial brass case (1" long) with a long paper hull or a full (2.75" long) brass case and no paper hull. Sporting shells (used for trap shooting or hunting) either had a brass base with a full paper hull or a partial brass case (1/2" long) and a long paper hull.
A survey of the known offshore sites in April managed to identify munitions by using high-definition video that covered a limited portion of the sites, the Scripps Institution of Oceanography at ...
Cross section of AHEAD 35 mm ammunition. Advanced hit efficiency and destruction (AHEAD) ammunition [1] is a type of airburst round ammunition that releases a cloud of sub-projectiles just ahead of a target, enabling it to engage conventional as well as low, slow and small (LSS) air threats including unmanned aerial vehicles and perform counter rocket, artillery, and mortar duties.
Switzerland is offering a cash prize for solutions to remove munitions from its lakes. The ammo was dumped in lakes between 1918 and 1964 as the Swiss military believed it to be safe.
Failure to feed (FTF) is when a firearm fails to feed the next round into the firing chamber. Failure to feed is common when the shooter does not hold the firearm firmly (known as limp wristing), when the slide is not fully cycled by the preceding round, or due to problems with the magazine. It can also be caused by worn recoil springs, buffer ...