interrupted screw-type breechblock

  • 11152 mm howitzer M1910/37 — Infobox Weapon name=152 mm howitzer M1910/37 caption=An identically looking 152 mm howitzer M1910 displayed in Hämeenlinna Artillery Museum. origin=USSR type=howitzer is ranged= is bladed= is explosive= is artillery=yes is vehicle= is UK= service …

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  • 12152 mm gun M1910/34 — Infobox Weapon name=152 mm gun model 1910/34 caption=152 mm gun M1910/34 in the Artillery Museum, St Petersburg, Russia. origin=USSR type=field gun is ranged= is bladed= is explosive= is artillery=yes is vehicle= is UK= service= used by= wars=… …

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  • 13M67 recoilless rifle — The M67 recoilless rifle was a lightweight, portable, crew served 90mm weapon intended primarily as an anti tank weapon made in the United States by the department of the U.S. army. It could also be employed in an antipersonnel role with the use… …

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  • 14Blowback (firearms) — Blowback is a system of operation for self loading firearms that obtains energy from the motion of the cartridge case as it is pushed to the rear by expanding gases created by the ignition of the propellant charge.[1] Several types of blowback… …

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