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The US Navy has a total of 18 Ohio-class submarines which consist of 14 ballistic missile submarines (SSBNs), and four cruise missile submarines (SSGNs). The SSBN submarines provide the sea-based leg of the U.S. nuclear triad. Each SSBN submarine is armed with up to 20 Trident II submarine-launched ballistic missiles (SLBM).
The upcoming Columbia-class (formerly known as the Ohio Replacement Submarine and SSBN-X Future Follow-on Submarine) nuclear-powered ballistic missile submarines of the United States Navy are designed to replace the Ohio class. [7] Construction of the first vessel began on 1 October 2020. [8] She is scheduled to enter service in 2031. [9] [10] [11]
Ballistic missile submarines have a single strategic mission of carrying nuclear submarine-launched ballistic missiles. Attack submarines have several tactical missions, including sinking ships and subs, launching cruise missiles, and gathering intelligence. Cruise missile submarines perform many of the same missions as attack submarines, but ...
The first sea-based missile deterrent forces were a small number of conventionally powered cruise missile submarines and surface ships fielded by the United States and the Soviet Union in the 1950s, deploying the Regulus I missile and the Soviet P-5 Pyatyorka (also known by its NATO reporting name SS-N-3 Shaddock), both land attack cruise missiles that could be launched from surfaced submarines.
There are 18 total Ohio-class submarines, 14 ballistic missile submarines (SSBN) and four guided-missile submarines (SSGN). The four SSGNs in the class are: USS Ohio, USS Michigan, USS Florida and ...
Note: Several boats were converted into cruise missile submarines after construction, the USS Halibut was the only purpose built SSGN of the US Navy Class Name No. First boat laid down Last boat commissioned Notes Picture/Silhouette Halibut: 1 11 April 1957 4 January 1960 Unique submarine; Regulus missile submarine
Watson-class vehicle cargo ship – 8 active; Bob Hope-class vehicle cargo ship – 7 active; Shughart-class vehicle cargo ship – 3 active; Gordon-class vehicle cargo ship – 2 active; Supply-class fast combat support ship – 2 active; Lewis and Clark-class dry cargo ship – 14 active; Henry J. Kaiser-class replenishment oiler – 15 active
USS Maryland (SSBN-738) is an Ohio-class submarine in the United States Navy. Maryland is the 13th of the 18 Ohio-class ballistic missile submarines, and has been in active service since 1992. Maryland is the fourth US Navy vessel to be named after the US state of Maryland.