Phalanx CIWS: The Last Defense, On Ship and Ashore

Phalanx on JS Hyuga

MK.15 IB on JS Hyuga
(click to view full)

December 8/22: CIWS Raytheon won a $59.3 million by the US Navy for the Phalanx Close-In Weapon System (CIWS), SeaRAM, and Land-based Phalanx Weapon System. Work will be performed in Arizona, California, Mississippi, Texas and New Jersey and is expected to be completed by January 2024.



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Phalanx, firing (click to view full) The radar-guided, rapid-firing MK 15 Phalanx Close-In Weapons System (CIWS, pron. “see-whiz”) can fire between 3,000-4,500 20mm cannon rounds per minute, either autonomously or under manual command, as a last-ditch defense against incoming missiles and other targets. Phalanx uses closed-loop spotting with advanced radar and computer technology to locate, identify and direct a stream of armor piercing projectiles toward the target. These capabilities have made the Phalanx CIWS a critical bolt-on sub-system for naval vessels around the world, and led to the C-RAM/Centurion, a land-based system designed to defend against incoming artillery and mortars. This DID Spotlight article offers updated, in-depth coverage that describes ongoing deployment and research projects within the Phalanx family of weapons, the new land-based system’s new technologies and roles, and international contracts from FY 2005 onward. As of Feb 28/07, more than 895 Phalanx systems had been built and deployed in the navies of 22 nations. The Phalanx Platform: Competition, Upgrades & Developments [youtube:v=lrre7STy5Pw] click for video The MK 15 Phalanx system was originally developed as a last-ditch defense against enemy missiles, and possibly aircraft. It weighed in at around 13,600 pounds, and carries 1,550 rounds of 20mm ammunition. As […]

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