barrel extension

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barrel extension [′bar·əl ik′sten·shən]

(ordnance)

Metal projection fixed to the rear of the barrel in certain automatic guns; extends backward and holds the breech locked against the gas pressure in the chamber when the gun is fired.

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No references found			If an extractor pin fails while the bolt is locking in place, the bolt can jam in the barrel extension, which prevents the firing pin from striking the primer. Extract bad extractor pins by PS, the Preventive Maintenance Monthly This keeps the three locking lobes in place in the barrel extension. Franchi I-12 by Venola, Richard / Guns & Ammo In a single-screw extruder, the splined needling element fits on the end of the screw inside a barrel extension with internal pins to counter-rake the needles on the screw. Disk pump helps compound long-fiber thermoplastics by Schut, Jan H. / Plastics Technology			Barras, Paul François Jean Nicolas, vicomte de Barras, Paul-François-Jean-Nicolas, viscount de Barrault Barrault, Jean-Louis barre Barre des Ecrins Barré, Isaac Barre, Raymond barreaux barred basin barred beach sequence barred gate barred spiral galaxy barred-and-braced gate barrel barrel arch barrel assembly barrel bolt barrel ceiling barrel chest barrel compressor barrel copper barrel distortion barrel drain barrel erosion barrel extension barrel fitting barrel life barrel nipple Barrel Organ barrel plating barrel printer barrel roof barrel shell barrel shell roof barrel shifter Barrel Vault barrel whip barrel-etch reactor barrelhead barreling barrels per calendar day barrels per day barrels per month barrels per stream day Barremian Barremian Layer barren Barren County Barren Ground barren liquor			Barrel Aged barrel along barrel along barrel arch barrel assembly Barrel Blocking Device barrel bolt barrel bolt Barrel bulk barrel cactus barrel ceiling barrel chair barrel chest barrel chest barrel chest barrel chest barrel chest barrel compressor Barrel connector barrel copper Barrel cuff Barrel cuff Barrel cuff Barrel Distortion Barrel Distortion Barrel Distortion Barrel Distortion Barrel drain Barrel drain barrel erosion barrel extension barrel fitting Barrel Futurities of America barrel hocks barrel hocks barrel hocks barrel hocks barrel hocks barrel in barrel knot barrel life barrel maker barrel medic Barrel Muon Detector barrel nipple Barrel Nut Connector Barrel of a boiler Barrel of Fun Barrel of Fun Barrel of Monkeys Barrel of Monkeys Barrel of oil Barrel of oil equivalent Barrel of the ear barrel organ barrel organ barrel organs barrel organs barrel out Barrel Parade Barrel per day

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