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A trunnion (from Old French trognon 'trunk') [1] is a cylindrical protrusion used as a mounting or pivoting point. First associated with cannons, they are an important military development. First associated with cannons, they are an important military development.
Trunnion: a cylindrical protrusion used as a mounting and/or pivoting point. On firearms, the barrel is sometimes mounted in a trunnion, which in turn is mounted to the receiver. Turn bolt: A turn bolt refers to a firearm component that where the whole bolt without using a bolt carrier turns to lock/unlock. This is mostly used to describe ...
A dummy round or drill round is a round that is completely inert, i.e., contains no primer, propellant, or explosive charge (filling). [1] It is used to check weapon function, and for crew training. [2] Dummy ammunition is distinct from "practice" ammunition, which may contain smaller than normal amounts of propellant and/or explosive. [3]
A cartridge without a projectile is called a blank; one that is completely inert (contains no active primer and no propellant) is called a dummy; one that failed to ignite and shoot off the projectile is called a dud; and one that ignited but failed to sufficiently push the projectile out of the barrel is called a squib.
Dummy's cards are placed face up on the table and played by the declarer. Dummy has few rights and may not participate in choices concerning the play of the hand. The dummy's hand as exposed on the table. Dummy play The play of the hand by declarer. The apparent contradiction is due to the fact that declarer plays both declarer's cards and the ...
Mavis R. from Marlboro, Maryland, writes, "My first experience in Pittsburg was attending a Steelers vs. Packers football game. I am not a football fan, however I thoroughly enjoyed the atmosphere ...
Here's what bacterial meningitis is, how it's different from viral and other types of meningitis, and what treatment can be expected.
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 ...