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United States D-class submarine
Class overview
Builders: Fore River Shipbuilding, Quincy, Massachusetts
Operators:  United States Navy
Preceded by: C class
Succeeded by: E class
Built: April 1909–September 1910
In commission: November 1909–March 1922
Completed: 3
Retired: 3
Preserved: 0
General characteristics
Type: Submarine
Displacement: 288 long tons (293 t)
Length: 134 ft 10 in (41.10 m)
Beam: 13 ft 11 in (4.24 m)
Draft: 11 ft 8 in (3.56 m)
Speed: 13 knots (24 km/h; 15 mph)
Complement: 15 officers and men
Armament: 4 × 18 in (457 mm) torpedo tubes

The D-class submarines were a class of three United States Navy submarines, built by the Fore River Shipbuilding Company of Quincy, Massachusetts, under a subcontract from the Electric Boat Company of Groton, Connecticut. All three ships served during World War I providing training for crews and officers, before the class was decommissioned, and sold for scrap in 1922.


  • USS D-1 (SS-17) was launched in 8 September 1909 and was commissioned on 23 November 1909 as Narwhal. It was decommissioned on 8 February 1922 and sold afterwards.[1]
  • USS D-2 (SS-18) was launched in 16 June 1909 and was commissioned on 23 November 1909 as Grayling. It was decommissioned on 18 January 1922 and sold afterwards.[2]
  • USS D-3 (SS-19) was launched in 12 March 1910 and was commissioned on 8 September 1910 as Salmon. It was decommissioned on 20 March 1922 and sold afterwards.[3]

See also


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