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Variable. The Remington Model 783 is a civilian bolt action hunting rifle built by Remington for the budget market. The rifle was launched in 2013 (which is where the "3" in 783 originates) and is considered a spiritual successor to the Remington Model 788 (which is where the "78" in 783 originates). The mechanical design of the Model 783 is ...
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 .
Safety wire. Safety wiring of two pairs of drilled bolt-heads wired one-to-the-other. A safety wire or locking-wire is a type of positive locking device that prevents fasteners from falling out due to vibration and other forces. The presence of safety wiring may also serve to indicate that the fasteners have been properly tightened.
Wrench size. spanner (wrench) size and thread diameter of a hex nut. Width across flats is the distance between two parallel surfaces on the head of a screw or bolt, or a nut, mostly for torque transmission by positive locking. The term width across flats (AF) is used for the following forms: 2-socket = round material with two surfaces.
An Easco spinner handle with a detachable 1⁄4 in (6.35 mm) socket attached. A nutdriver or nut driver is a hand tool for tightening or loosening nuts and bolts. It essentially consists of a socket attached to a shaft and cylindrical handle and is similar in appearance and use to a screwdriver. [1] They generally have a hollow shaft to ...
The Unified Thread Standard (UTS) defines a standard thread form and series—along with allowances, tolerances, and designations—for screw threads commonly used in the United States and Canada. It is the main standard for bolts, nuts, and a wide variety of other threaded fasteners used in these countries. It has the same 60° profile as the ...
A bolt is the part of a repeating, breechloading firearm that blocks the rear opening (breech) of the barrel chamber while the propellant burns, and moves back and forward to facilitate loading/unloading of cartridges from the magazine. The firing pin and extractor are often integral parts of the bolt. The terms "breechblock" and "bolt" are ...
Pattern 1914 Enfield. The Rifle, .303 Pattern 1914 (or P14) was a British service rifle of the First World War period, principally manufactured under contract by companies in the United States. It was a bolt-action weapon with an integral 5-round magazine. It served as a sniper rifle and as second-line and reserve issue, until declared obsolete ...