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Sear shown in a revolver action. In a firearm, the sear is the part of the trigger mechanism that holds the hammer, striker, or bolt back until the correct amount of pressure has been applied to the trigger, at which point the hammer, striker, or bolt is released to discharge the weapon.
Although bolt-action guns are usually associated with fixed or detachable box magazines (multi-shot), some are single-shot. In fact, the first general-issue military breechloader was a single-shot bolt action: the paper-cartridge Prussian needle gun of 1841.
The first use of the Rock character after the demise of the series was an issue of Swamp Thing, six months after the release of Sgt. Rock #422. The story was set in May 1945, intimating that Sgt. Rock had survived the war in Europe and raised the question of whether Rock transferred to the Pacific theater.
A turn bolt refers to a firearm component where the whole bolt without using a bolt carrier turns to lock and unlock. This is most commonly found in bolt-action firearms but is also found in some automatic firearms. The most common locking mechanism on rifles is a rotating bolt, which can be classified as a rigid type of bolt lock. Semi-rigid ...
The United States purchased 900 Greene rifles (an under hammer, percussion capped, single-shot bolt-action that used paper cartridges and an ogival bore rifling system) in 1857, which saw service at the Battle of Antietam in 1862, during the American Civil War; [8] however, this weapon was ultimately considered too complicated for issue to ...
A ballistic plate, also known as an armour plate, is a protective armoured plate inserted into a carrier or bulletproof vest, that can be used stand-alone, or in conjunction with other armour. "Hard armour" usually denotes armour that uses ballistic plates. It serves to defeat higher threats, and may be considered as a form of applique armour.
Following fielding in Afghanistan under an urgent materiel release, the PGK underwent First Article Acceptance Tests to verify performance, reliability, and safety. During tests, PGK-fuzed rounds had consistent performance across towed and self-propelled artillery platforms, passing the accuracy objective requirement of 30 m (98 ft) or less CEP ...
^a The push-button cross bolt safety has also been known to fail and release the hammer when depressing the trigger on the safe and it is recommended that the secondary Quick Employment Safety (lever tab on the left side of the trigger) is used on both the newer and older style trigger groups in place of the lever or cross bolt safety's to ...