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The 14.5×114mm (.57 calibre) is a heavy machine gun and anti-materiel rifle cartridge used by the Soviet Union, the former Warsaw Pact, modern Russia, and other countries.. It was originally developed for the PTRS and PTRD anti-tank rifles, and was later used as the basis for the KPV heavy machine gun that formed the basis of the ZPU series anti-aircraft guns that is also the main armament of ...
When the high wheeler or penny-farthing was the "ordinary" bicycle form, the comparative diameter in inches of the driven wheel was an indication of relative speed and effort. A 60-inch wheel propelled a bicycle faster than a 50-inch wheel when both were cranked at the same cadence. The technology of the high wheeler imposed a natural limit—a ...
A newer version of the 14"/50 caliber gun, Mark B, was designed in 1937. It was the original gun intended for use on the North Carolina-class battleships. Although it was simpler and lighter than the older versions, the Mark B was the most powerful 14 inch weapon ever designed by the United States.
This is a list of firearm cartridges which have bullets in the 11 millimetres (0.43 in) to 11.99 millimetres (0.472 in) caliber range.. Length refers to the cartridge case length
Name Bullet Case type Length Rim Base Shoulder Neck OAL .32 ACP (.32 Auto): 7.94 (.3125) 17.3 (.68) 9.1 (.358) 8.6 (.337)-8.55 (.3365) 25.0 (.984).30 Super Carry: 8.0 ...