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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 .
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. The first option was a variant of the Virginia-class nuclear-powered attack submarines. The second option was a dedicated SSBN, either with a new hull or based on an overhaul of the current Ohio class. [citation ...
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.
The empty weight for an 8-cell module is 26,800 pounds (12.2 t) for the self-defense version, 29,800 pounds (13.5 t) for the tactical version, and 32,000 pounds (15 t) for the strike version. [2] Ticonderoga cruisers and Arleigh Burke destroyers up to DDG-78 have a Strikedown module fore and aft, which consists of five cells and a collapsible ...
Original plans called for Ohio to be retired in 2002. Instead, Ohio and three sister boats were modified and remain in service as cruise missile submarines . In November 2002 Ohio entered drydock, beginning a 36-month refueling and conversion overhaul. Electric Boat announced on 9 January 2006 that the conversion had been completed. [6]
The Tactical Tomahawk Weapons Control System (TTWCS) added the capability for limited mission planning on board the firing unit (FRU). [25] Tomahawk Block IV introduced in 2006 adds the strike controller which can change the missile in flight to one of 15 preprogrammed alternate targets or redirect it to a new target. This targeting flexibility ...
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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 ...