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The Steyr-Mannlicher ACR rifle was a prototype flechette-firing assault rifle built for the US Army's Advanced Combat Rifle program of 1989–90. [citation needed] A variation of the flechette addressing its difficulties is the SCMITR, developed as part of the Close Assault Weapon System, or CAWS, project. Selective-fire shotguns were used to ...
A needlegun, also known as a needler, flechette gun or fletcher, is a firearm that fires small, sometimes fin-stabilized, metal darts or flechettes. Theoretically, the advantages of a needlegun over conventional projectile firearms are in its compact size, high rate of fire , and extreme muzzle velocity .
A dart gun is an air rifle that fires a dart. [1] The dart is tipped with a hypodermic needle and filled with a sedative, [2] vaccine [3] or antibiotic. [4] A dart gun containing a sedative is called a tranquillizer gun (also spelled tranquilizer gun, tranquilliser gun or tranquiliser gun), derived from the word "tranquil", which means "calm".
Further development continued by adapting a Winchester Model 70 rifle with new XM110 5.6x53mm rounds firing a single dart. The result was a weapon with somewhat less accuracy than the .308Win ( 7.62×51mm NATO ) rounds, but with equal penetration and a trajectory so flat it could be fired with no sight adjustment out to 400 yards (370 m).
The M829 dart has a ballistic nose and six tail fins made of aluminum. It is carried in the gun tube by a four-piece aluminum sabot, which separates into four "petals" soon after the round leaves the gun tube. [2] The propulsion system uses an obturating case base with a semi-combustible cartridge wall.
Armour-piercing fin-stabilized discarding sabot (APFSDS), long dart penetrator, or simply dart ammunition is a type of kinetic energy penetrator ammunition used to attack modern vehicle armour. As an armament for main battle tanks , it succeeds armour-piercing discarding sabot (APDS) ammunition, which is still used in small or medium caliber ...
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It was commonly assumed by users in the service that the term referred to a supposed 'buzzing' sound its darts made when flying through the air. [1] The first example was the 105mm howitzer M546 anti-personnel tracer (APERS-T), first fired in combat in 1966 [ 2 ] and thereafter used extensively in the Vietnam War .