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  2. Air Force Systems Command - Wikipedia

    en.wikipedia.org/wiki/Air_Force_Systems_Command

    The Air Force Systems Command (AFSC) is an inactive United States Air Force Major Command. It was established in April 1951, being split off from Air Materiel Command . [ 1 ] The mission of AFSC was Research and Development for new weapons systems.

  3. Barrel threads - Wikipedia

    en.wikipedia.org/wiki/Barrel_threads

    Attaching the barrel to the receiver using a barrel nut and a barrel with a shoulder is an alternative to action threads, which has been used in firearms such as the Sten gun and AR-15. Hand tools Quick barrel change systems is an increasingly popular alternative, as seen in for example SIG Sauer 200 STR , Roessler Titan or Blaser R8 .

  4. Air Force Specialty Code - Wikipedia

    en.wikipedia.org/wiki/Air_Force_Specialty_Code

    The Control AFSC (CAFSC) is a management tool to make assignments, assist in determining training requirements, and consider individuals for promotion. Often an enlisted Airman's PAFSC will reflect a higher skill level than his or her CAFSC since the CAFSC skill level is tied to rank while the PAFSC skill level is tied to performance and education.

  5. Lewis Machine & Tool Company - Wikipedia

    en.wikipedia.org/wiki/Lewis_Machine_&_Tool_Company

    A patented AR-15-pattern is produced with a bolt design featuring a redesigned extractor intended to improve the extraction of cartridges under adverse conditions. The company also produces a redesigned bolt carrier intended to improve the reliable performance of the rifle's “internal piston” system by obtaining a similar timing sequence with 14.5-inch carbine-length barrels compared to 20 ...

  6. United States Air Force Combat Control Team - Wikipedia

    en.wikipedia.org/wiki/United_States_Air_Force...

    The United States Air Force Combat Control Teams, singular Combat Controller (CCT) (AFSC 1Z2X1), are an elite special operations force (specifically known as "special tactics operators") who specialize in all aspects of air-ground communication, as well as air traffic control, fire support (including rotary and fixed-wing close air support), and command, control, and communications in covert ...

  7. Muzzle brake - Wikipedia

    en.wikipedia.org/wiki/Muzzle_brake

    A muzzle brake or recoil compensator is a device connected to, or a feature integral (ported barrel) to the construction of, the muzzle or barrel of a firearm or cannon that is intended to redirect a portion of propellant gases to counter recoil and unwanted muzzle rise. [1] Barrels with an integral muzzle brake are often said to be ported.

  8. Caliber conversion device - Wikipedia

    en.wikipedia.org/wiki/Caliber_conversion_device

    Since the barrel of the firearm is used, the caliber of the cartridges must match. The most commonly encountered supplemental chambers are for .30 caliber rifles designed for .308-inch (7.8 mm) diameter bullets, to use .32 caliber handgun cartridges with bullet diameters of approximately .312-inch (7.9 mm).

  9. Heym SR 30 - Wikipedia

    en.wikipedia.org/wiki/Heym_SR_30

    The Savage Impulse straight-pull rifle introduced in early 2021 features a similar locking mechanism as the SR 30. Besides differences in the applied control mechanisms a major technical difference between the locking mechanisms of the Heym SR 30 and Savage Impulse rifles is that the 6 'hexlock' hardened steel locking bearings of the Savage Impulse bolt head, lock into a machined half-round ...