Channel: Military Archive

Category: Science & Technology

Tags: mark 45us navy ships54 caliberlive fire exercisemk 45shipsnaval artilleryus navytrainingmaintenancelightweight

Description: U.S. Navy Sailors maintain and shoot the Mark 45 (Mk-45) 5-inch(127 mm)/.54 caliber lightweight naval gun during live fire exercises ensuring the systems' reliability and keeping the personnel's readiness and skills in various aspects of maritime operations at sea. The Mk 45 lightweight gun is a U.S. naval artillery gun mount consisting of a 5 inch (127mm) L54 Mark 19 gun on the Mark 45 mount. The gun mount features an automatic loader with a capacity of 20 rounds(taking a little more than a minute to exhaust the rounds at maximum fire rate). Effective range is about 13 nautical miles (24.1 km) for Mod 2 and 20 nautical miles (37.0 km) for Mod 4. Mk 45 Mods 0-4 installed on more than 230 shipboard applications in the U.S. Navy and nine fleets worldwide. 00:00 - Mark 45 Mod 2 02:18 - Mark 45 Mod 4 (has a longer 62-caliber barrel, for higher velocity; advanced control system enhancement; and a modified flat-panel gun turret, designed to reduce its radar signature) Credits: U.S. Navy videos by Petty Officer 2nd Class Thomas Rosprim, Petty Officer 1st Class Nathan Carpenter, Petty Officer 2nd Class Logan Kellums, Petty Officer 2nd Class Andrea Rumple, Seaman Drace Wilson, Petty Officer 1st Class Devin Langer, Petty Officer 3rd Class Anthony Collier Thumbnail Credit: U.S. Navy photo by Petty Officer 2nd Class Jesse Gonzalez The appearance of U.S. Department of Defense (DoD) visual information does not imply or constitute DoD endorsement. Derivative works: Military Archive ►Subscribe Now -- youtube.com/channel/UCT4layPPCzgR_99g5VYYvmQ?sub_confirmation=1