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Ohio (SSBN-726)
- Deck view of the nuclear-powered fleet ballistic missile submarine Ohio (SSBN-726) with open missile tubes.
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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.
Oct 14, 2024 · The Ohio-class submarines, identified by BUSHIPS design number SCB 304, represent a significant advancement in the U.S. Navy’s Fleet Ballistic Missile force. In terms of design, they lean towards a traditional approach, featuring a bow sonar dome and angled torpedo tubes, which are evocative of later attack submarine designs.
- 42 ft (12.8 m)
- 560 ft (170.7 m)
- 36 ft 3 in (11 m)
- 16,750 tons surfaced18,740 tons submerged
The Block III submarines have two multipurpose Virginia Payload Tubes (VPT) replacing the dozen single purpose cruise missile launch tubes. [78] The Block V submarines built from 2019 onward will have an additional Virginia Payload Module (VPM) mid-body section, increasing their overall length.
Nov 13, 2023 · However, under provisions of the New Strategic Arms Reduction Treaty, each submarine has had four of its missile tubes permanently deactivated and now carry a maximum of 20 missiles.
Missile launch tubes that are the same size as those of the Ohio class, with a diameter of 87 inches (2,200 mm) and a height sufficient to accommodate a D-5 Trident II missile. Beam at least as great as the 42-foot (13 m) beam of the Ohio -class submarines.
Mar 18, 2024 · Each submarine had its ballistic-missile tubes reworked to carry up to seven Tomahawk cruise missiles, for a total of 154 missiles per submarine.
Nov 15, 2023 · The missiles are loaded in seven-shot Multiple-All-Up-Round Canisters (MACs) in up to 22 missile tubes. These missile tubes can also accommodate additional stowage canisters for SOF equipment...
