_returns_to_the_General_Dynamics_Electric_Boat_shipyard.jpg) USS Virginia (SSN-774) lead boat of theVirginia-class | |
| History | |
|---|---|
 United States | |
| Name | Massachusetts |
| Namesake | Commonwealth ofMassachusetts |
| Ordered | 28 April 2014[1] |
| Builder | Newport News Shipbuilding,Newport News, Virginia |
| Laid down | 11 December 2020[2] |
| Launched | 23 February 2024 |
| Sponsored by | Sheryl Sandberg[2] |
| Christened | 6 May 2023[3] |
| Identification | Hull symbol: SSN-798 |
| Motto |
|
| Status | Delivered |
| General characteristics | |
| Class & type | Virginia-class submarine |
| Displacement | 7,800 tons |
| Length | 377 ft (115 m) |
| Beam | 34 ft (10.4 m) |
| Draft | 32 ft (9.8 m) |
| Propulsion | S9G reactor auxiliary diesel engine |
| Speed | 25 knots (46 km/h) |
| Endurance | can remain submerged for up to 3 months |
| Test depth | greater than 800 ft (244 m) |
| Complement |
|
| Armament | 12 VLS tubes, four 21 inch (530 mm) torpedo tubes forMk-48 torpedoesBGM-109 Tomahawk |
USSMassachusetts (SSN-798) is aVirginia-classnuclear poweredattack submarine currently being built for theUnited States Navy. She is the 25th submarine of the class, and is named for theU.S. state ofMassachusetts—theeighth such vessel.
SSN-798 was part of a $17.6 billion contract awarded by the U.S. Navy to prime contractorGeneral Dynamics Electric Boat to construct 10Virginia-class submarines.[4]Ray Mabus, thenSecretary of the Navy, announced the nameMassachusetts on 8 November 2015 in an opinion piece forThe Boston Globe.[5] She is the first vessel to be named after the Commonwealth since the battleshipUSS Massachusetts (BB-59) was decommissioned in 1947.[6]
Her keel was laid 11 December 2020 atNewport News Shipbuilding, in a virtual ceremony due to theCOVID-19 pandemic.[2] She was christened byship sponsorSheryl Sandberg on 6 May 2023.[3] In November 2023, Secretary of the NavyCarlos Del Toro advised thatBoston would be the site of the vessel's commissioning.[7]
She completed her initial sea trials on 7 October 2025.[8] The U.S. Navy accepted delivery of her on 21 November.[9] The submarine is now scheduled to enter service in the spring of 2026.[10]
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