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Front cover – The M16A1 Rifle – Operation and Preventive Maintenance by Will Eisner, issued to American soldiers in the Vietnam War. An inadequately maintained firearm will often accumulate excessive fouling and dirt within the barrel and receiver, which not only can clog up the rifling and decrease the firearm's accuracy and precision, but can also interfere with the proper operation of ...
A cleaning rod is a firearm maintenance tool that can be used to clean the inside (bore) of a gun's barrel, and is made in different sizes for use on different barrel lengths, calibers and gauges. It is a sturdy, long, thin, straight rod typically made of metal, rigid plastic or carbon fiber , and usually has a handle at one end for gripping ...
The Williams cleaner bullet, also known as "cleaner bullets", refers to three different types of bullets that were used by the Union Army during the American Civil War in the standard .58 caliber rifle muskets. There was a fourth developed for use in the Union Repeating or "Coffee-Mill" gun.
Ballistol as liquid and as aerosol. Ballistol (meaning 'Ballistic Oil') is a mineral oil-based chemical which advertises that it has many uses.It is manufactured and distributed by Ballistol GmbH in the Bavarian village of Aham and was originally intended for cleaning, lubricating, and protecting firearms.
Miller twist rule is a mathematical formula derived by American physical chemist and historian of science Donald G. Miller (1927-2012) to determine the rate of twist to apply to a given bullet to provide optimum stability using a rifled barrel. [1]
Before a gun arrived at a firing position, a curved length of track was laid at a position calculated suitable for firing at a specific target, and a pit 9 feet (2.7 m) deep, [6] involving the removal of 103 cubic yards (79 m 3) of earth was dug, between the rails into which the gun recoiled 44 inches (1.1 m). [7]
The 12"/50 caliber gun Mark 8 was a US naval gun mounted on the Alaska-class cruiser. The gun, like the "large cruiser" that mounted it, was intended to fill the gap between US "heavy cruisers" (6-8") and US battleships (14-16"). The name describes the size of the shells, 12 inches in diameter, and the length of the bore in calibers (50 bore ...
A trade gallon is a unit of volume for standard plant containers in the horticultural industries. It equals 3 US liquid quarts or 0.75 US gallons (2.8 L; 0.62 imp gal), [ 1 ] [ 2 ] [ 3 ] although some sources state that a trade gallon equals 2.7 litres (0.71 US gal).