USS D-1

	USS Narwhal underway, c. 1909-1911
History
United States
Name	Narwhal
Namesake	The Narwhal
Builder	Fore River Shipbuilding Company, Quincy, Massachusetts
Cost	$377,234.25 (hull and machinery)
Laid down	16 April 1908
Launched	8 April 1909
Sponsored by	Mrs. Alice Davison
Commissioned	23 November 1909
Decommissioned	8 February 1922
Renamed	D-1 (Submarine No.17), 17 November 1911
Stricken	8 February 1922
Identification	Hull symbol: SS-17 (17 July 1920); Call sign: NKX; ;
Fate	Sold for scrapping, 5 June 1922
General characteristics
Class & type	D-class submarine
Displacement	288 long tons (293 t) surfaced; 337 long tons (342 t) submerged;
Length	134 ft 10 in (41.10 m)
Beam	13 ft 11 in (4.24 m)
Draft	12 ft 6 in (3.81 m)
Installed power	600 bhp (450 kW) (gasoline); 330 hp (250 kW) (electric);
Propulsion	2 × Craig Shipbuilding Company gasoline engine; 2 × Electro Dynamic electric motors, ; 2 × 60-Cell batteries; 2 × Propeller;
Speed	13 kn (24 km/h; 15 mph) surfaced; 9.5 kn (17.6 km/h; 10.9 mph) submerged;
Range	1,179 nmi (2,184 km; 1,357 mi) at 9.3 knots (17.2 km/h; 10.7 mph) surfaced; 24 nmi (44 km; 28 mi) at 8 kn (15 km/h; 9.2 mph) submerged;
Test depth	200 feet (61.0 m)
Complement	1 officer; 14 enlisted;
Armament	4 × 18 inch (450 mm) bow torpedo tubes (4 torpedoes)

USS Narwhal/D-1 (SS-17), also known as "Submarine No. 17", was the lead ship of the D-class submarines of the United States Navy (USN). She was the first ship of the USN to be named for the narwhal, a gray and white arctic whale which averages 20 ft (6.1 m) in length, the male of which has a long, helical ivory tusk of commercial value.