USS N-4

USS N-4
History
United States
NameUSS N-4
BuilderLake Torpedo Boat, Bridgeport, Connecticut
Laid down24 March 1915
Launched27 November 1916
Commissioned15 June 1918
Decommissioned22 April 1922
FateSold for scrap, 25 September 1922
General characteristics
TypeN-class submarine
Displacement
  • 340 long tons (345 t) surfaced
  • 415 long tons (422 t) submerged
Length155 ft (47 m)
Beam14 ft 6 in (4.42 m)
Draft12 ft 4 in (3.76 m)
PropulsionDiesel-electric
Speed
  • 13 knots (24 km/h; 15 mph) surfaced
  • 11 knots (20 km/h; 13 mph) submerged
Complement29 officers and men
Armament4 × 18 inch (450 mm) torpedo tubes

USS N-4 (SS-56) was a N-class coastal defense submarine of the United States Navy. Her keel was laid down on 24 March 1915 by Lake Torpedo Boat Company in Bridgeport, Connecticut. The N-boats built by Lake had slightly different specifications from the ones built by Seattle Construction and Drydock and are sometimes considered a separate class.

N-4 was launched on 27 November 1916 sponsored by Miss Dorothy H. Elliott, and commissioned at New York Navy Yard on 15 June 1918.