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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]
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.
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.
5"/51 caliber guns (spoken "five-inch-fifty-one-caliber") initially served as the secondary battery of United States Navy battleships built from 1907 through the 1920s, also serving on other vessels. United States naval gun terminology indicates the gun fired a projectile 5-inch (127 mm) in diameter, and the barrel was 51 calibers long.
The following list of modern armament manufacturers presents major companies producing modern weapons and munitions for military, paramilitary, government agency and civilian use.
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 United States Navy enlisted warfare designations represent the achievement of a qualification and entitles the member to wear the associated insignia.When awarded in accordance with appropriate guidelines, enlisted sailors are authorized to place the designator in parentheses immediately after the member’s rate abbreviation, for example, MM1(SW) Smith, HM2(CAC) Jones.
Operations Specialist (abbreviated as OS) is a United States Navy and United States Coast Guard occupational rating. It is a sea duty-intensive rating in the Navy while most of Coast Guard OS's are at ashore Command Centers.