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  2. Remington Model 522 Viper - Wikipedia

    en.wikipedia.org/wiki/Remington_Model_522_Viper

    Remington briefly produced 25 round magazines for the Viper, but the rifle's introduction was only months before the 1994 Federal Assault Weapons Ban, and the model 522 was dropped before the ban sunset in 2004. The stock did not include provision for sling mounts; these had to be added by the owner or a gunsmith.

  3. Extractor (firearms) - Wikipedia

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

    An extractor also performs the function of an ejector in revolvers. When the striking force applied to the ejector rod is hard and fast enough, the extractor will typically eject the empty case(s) from the cylinder. Some break-action shotguns are also designed to eject empty shells completely out of the chamber when the barrel is opened.

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

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

    An updated version, called the 3011DS, allows the use of double-stack higher capacity Remington and RIA magazines. 3DPD10 [64] 2023, April Frame: Pistol frame FDM Avidity Arms 9×19mm Parabellum: A 3D-printable frame for the Avidity Arms PD10. This design is notable as the first firearm released by commercial company designed to be 3D printed. [65]

  5. Barrel threads - Wikipedia

    en.wikipedia.org/wiki/Barrel_threads

    For example, factory and aftermarket receivers using the Remington 700 footprint are produced with various types of action threads, all with a 26.99 mm (1 + 1 ⁄ 16 in) diameter, but with a pitch of either a 1.588 mm (16 TPI, Remington standard), 1.411 mm (18 TPI) or 1.270 mm (20 TPI, Savage standard).

  6. Primary extraction - Wikipedia

    en.wikipedia.org/wiki/Primary_extraction

    The case is not chemically sticking as it still rotates with the bolt, gripped by the extractor claw on the rim. The mechanical sticking effect is a result from the case having expanded due to the high pressures during firing, and the extra initial force required can, depending on firearm design, make the extraction difficult for the user.

  7. Remington Model 513 - Wikipedia

    en.wikipedia.org/wiki/Remington_Model_513

    The Remington Model 513 Matchmaster is a bolt-action rifle, manufactured from 1940 to 1968. Since the rifle was designed for target shooting, it came equipped with a sturdy half stock with sling swivels, a beavertail fore end, and a straight comb which rose at the heel.

  8. Remington Model 512 Sportsmaster - Wikipedia

    en.wikipedia.org/wiki/Remington_Model_512_Sports...

    The Remington Model 512 Sportmaster is a bolt-action rifle manufactured by Remington Arms. [1] The Model 512 has a 25-inch (64 cm) barrel, a one-piece hardwood stock, and a blued metal finish. [2] An unusual feature of this rifle is that it uses a tubular magazine in conjunction with a bolt action.

  9. Chamber (firearms) - Wikipedia

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

    Chambers of a revolver's cylinder. The act of chambering a cartridge means the insertion of a round into the chamber, either manually or through the action of the weapon, e.g., pump-action, lever-action, bolt action, or autoloading operation generally in anticipation of firing the weapon, without need to "load" the weapon upon decision to use it (reducing the number of actions needed to ...