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The U.S. Navy's Major Caliber Lightweight Gun (MCLWG) program was the 8"/55 caliber Mark 71 major caliber lightweight, single-barrel naval gun prototype (spoken "eight-inch-fifty-five-caliber") that was mounted aboard the destroyer USS Hull in 1975 to test the capability of destroyer-sized ships to replace decommissioned cruisers for long-range shore bombardment. [1]
The Mark 12 5"/38-caliber gun was a United States dual-purpose naval gun, but also installed in single-purpose mounts on a handful of ships.The 38-caliber barrel was a mid-length compromise between the previous United States standard 5"/51 low-angle gun and 5"/25 anti-aircraft gun.
Eight US Navy standard 14-inch/45-caliber guns, complete with mountings, were built by Bethlehem Steel for the Greek battleship Salamis under construction in Germany. When World War I started, Bethlemen Steel cancelled the sale and offered the guns for purchase by the United Kingdom.
Plankowner is a term used by the United States Navy, [1] and has consequently been variously defined by different units. The origin of the term is the implication that a crew member was around when the ship was being built and commissioned, and therefore has bragging rights to the "ownership" of one of the planks in the main deck.
Introduced for the Remington Navy single-shot, rolling block pistol in 1865, the low-velocity round loaded a 290 gr (19 g; 0.66 oz) bullet over 23 gr (1.5 g; 0.053 oz) of black powder. [1] The rimfire version was replaced in 1866 by a centerfire equivalent. A Boxer-primed version remained commercially available until World War I. [1]
AGS can only use ammunition designed specifically for the system. Only one ammunition type was designed, and the Navy halted its procurement in November 2016 due to cost ($800,000 to $1,000,000 per round), so the AGS has no ammunition and cannot be used. [3] [4] [1] The Navy planned to remove the AGS from the ships starting in 2023. [5]
However, RBCD's "Blended-Metal Technology" (BMT) was a trademark and not a description of bullet composition. [3] Independent testing by Gary Roberts showed that RBCD ammunition was, "nothing but lightweight, repackaged varmint bullets disguised with a black coating of moly , and driven to higher than normal velocities with concomitantly higher ...
The Italian navy preferred the improved Super Rapido with Strales System and DART ammunition to the Fast Forty 40 mm CIWS in the anti-missile defense role as it is capable of countering several subsonic missiles up to 8,000 meters away. [citation needed] It is a medium caliber gun with relatively long range, and can also be used against surface ...