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  2. Direct impingement - Wikipedia

    en.wikipedia.org/wiki/Direct_impingement

    Firearms with a direct impingement design can, in principle, be constructed lighter than piston-operated designs. Because high-pressure gas acts directly upon the bolt and carrier in a direct impingement system, it does not need a separate gas cylinder, piston, and operating rod assembly of a conventional piston-operated system, only requiring a gas tube to channel gas from the barrel back ...

  3. List of 3D-printed weapons and parts - Wikipedia

    en.wikipedia.org/wiki/List_of_3D-printed_weapons...

    Other required parts Caliber Monolith Arms P-12 [1] [2] [3] 2005 Hybrid firearm: Shotgun: Pump action: Unreleased Empty Shell LLC Empty Shell LLC components 12-gauge: Never publicly released; Horizontal 20-round detachable magazine; Liberator .380 [4] [5] 2013, May [4] [6] [7] Primarily printed firearm: Pistol: Single shot FDM [8] Defense ...

  4. Built-up gun - Wikipedia

    en.wikipedia.org/wiki/Built-up_gun

    Built-up construction was the norm for guns mounted aboard 20th century dreadnoughts and contemporary railway guns, coastal artillery, and siege guns through World War II. Diagram illustrating arrangement of components of a built-up gun, in this case the British BL 6-inch Mark IV naval gun of the 1880s

  5. Exploded-view drawing - Wikipedia

    en.wikipedia.org/wiki/Exploded-view_drawing

    An exploded-view drawing is a diagram, picture, schematic or technical drawing of an object, that shows the relationship or order of assembly of various parts. [1]It shows the components of an object slightly separated by distance, or suspended in surrounding space in the case of a three-dimensional exploded diagram.

  6. Receiver (firearms) - Wikipedia

    en.wikipedia.org/wiki/Receiver_(firearms)

    A disassembled Mauser action showing a partially disassembled receiver and bolt. In firearms terminology and law, the firearm frame or receiver is the part of a firearm which integrates other components by providing housing for internal action components such as the hammer, bolt or breechblock, firing pin and extractor, and has threaded interfaces for externally attaching ("receiving ...

  7. Gas-operated reloading - Wikipedia

    en.wikipedia.org/wiki/Gas-operated_reloading

    Diagram of long-stroke gas operation system Long stroke gas piston, from an AK-74. With a long-stroke system, the piston is mechanically fixed to the bolt group and moves through the entire operating cycle. This system is used in weapons such as the Bren light machine gun, AK-47, Tavor, FN Minimi, FN MAG, FN FNC, and M1 Garand.

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    mail.aol.com

    Get AOL Mail for FREE! Manage your email like never before with travel, photo & document views. Personalize your inbox with themes & tabs. You've Got Mail!

  9. Firing pin - Wikipedia

    en.wikipedia.org/wiki/Firing_pin

    It is much like the striker already described except that the "hammer" upon which the firing spring acts and the firing pin are separate units. Confusingly, parts lists will often refer to this type of hammer as a "striker". [13] Striker-fired (or similar) bolt action firearms may be classified as cock-on-close or cock-on-open.