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[citation needed] The first of the current Ohio-class SSBNs was expected to be retired by 2029, [citation needed] so the replacement submarine would need to be seaworthy by that time. A replacement was expected to cost over $4 billion per unit compared to Ohio ' s $2 billion. [3] The U.S. Navy explored two options.
From 2002 to 2008, the U.S. Navy modified the four oldest Ohio-class submarines: Ohio, Michigan, Florida, and Georgia into SSGNs. The conversion was achieved by installing VLS in a multiple all-up-round canister (MAC) configuration in 22 of the 24 missile tubes, replacing one Trident missile with seven smaller Tomahawk cruise missiles.
HMS Astute launching a Tomahawk in 2011. A submarine-launched cruise missile (SLCM) is a cruise missile that is launched from a submarine (especially a SSG or SSGN).Current versions are typically standoff weapons known as land-attack cruise missiles (LACMs), which are used to attack predetermined land targets with conventional or nuclear payloads.
USS Ohio (SSBN-726/SSGN-726), the lead boat of her class of nuclear-powered fleet ballistic missile submarines (SSBN), is the fourth vessel of the United States Navy to be named for the U.S. state of Ohio.
Originally, the system was only intended to fire the RIM-66 Standard missile, but the height of the Mk 41 was increased to accommodate the larger Tomahawk missile. [2] The prototype for the launcher was tested and evaluated on board USS Norton Sound. The first operational launcher was installed aboard USS Bunker Hill. [2]
A RIM-156A missile launching from a VLS cell on USS Lake Erie in 2008. US Navy Mark 41 Tomahawk hot launch. A vertical launch system can be either hot launch, where the missile ignites in the cell, or cold launch, where the missile is expelled by gas produced by a gas generator which is not part of the missile itself, and then the missile ignites.
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A close-up look at an Armored Box Launcher unit, this one aboard USS New Jersey. The Mark 143 Armored Box Launcher (ABL) is a four-round protected launch container for the BGM-109 Tomahawk Cruise Missile. Fitted to the Iowa-class battleship following their 1980s recommissioning upgrade, each ABL contains four ready-to-fire Tomahawks. The use of ...