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In firearms, a blowback system is generally defined as an operating system in which energy to operate the firearm's various mechanisms, and automate the loading of another cartridge, is derived from the inertia of the spent cartridge case being pushed out the rear of the chamber by rapidly expanding gases produced by a burning propellant, typically gunpowder. [3]
Name/ designation Year of intro Country of origin Primary cartridge Type Mk 19: 1968 United States 40x53mm: Daewoo K4: 1993 South Korea 40x53mm: Heckler & Koch GMG: 2000s Germany ...
Submachine gun: 2017 CMMG Banshee CMMG 9×19mm.40 S&W.45 ACP FN 5.7×28mm 10mm Auto United States Semi-automatic pistol: 2021 MP-A2: A Squared Armament 9x19mm Parabellum United States Submachine gun: 2020 NPC-9: 9x19mm Parabellum United States Submachine gun: 2020 PGS15: Preppers Gun Shop MFG: 9x19mm Parabellum United States Submachine gun: 2020
Delayed blowback firearms (4 C, 16 P) S. Simple blowback firearms (40 P) T. Telescoping bolt submachine guns (22 P) Pages in category "Blowback-operated firearms"
Pages in category "Simple blowback firearms" The following 41 pages are in this category, out of 41 total. This list may not reflect recent changes. A. Astra 600; B.
Pages in category "Roller-delayed blowback firearms" The following 29 pages are in this category, out of 29 total. This list may not reflect recent changes. A.
The Steyr GB is a semi-automatic, blowback-operated firearm. It features a unique gas-delayed blowback system based on the Barnitzke system, first used in the Volkssturmgewehr 1-5, [5] and subsequently in the Swiss Pistole 47 W+F (Waffenfabrik Bern) prototype pistol. [6]
Pages in category "Lever-delayed blowback firearms" The following 11 pages are in this category, out of 11 total. This list may not reflect recent changes. A.