USS Narwhal (SS-167)

	USS Narwhal (SS-167) at sea, 1931
History
United States
Name	USS Narwhal
Builder	Portsmouth Naval Shipyard, Kittery, Maine
Laid down	10 May 1927
Launched	17 December 1928
Commissioned	15 May 1930
Decommissioned	23 April 1945
Stricken	19 May 1945
Fate	Sold for breaking up, 16 November 1945
General characteristics
Class & type	V-boat V-5 composite direct-drive diesel and diesel-electric submarine
Displacement	2,730 long tons (2,770 t) surfaced, standard, 3,900 long tons (4,000 t) (submerged)
Length	349 ft (106 m) (waterline), 371 ft (4,450 in) (overall)
Beam	33 ft 3+1⁄4 in (10.141 m)
Draft	16 ft 11+1⁄4 in (5.163 m)
Propulsion	As Built: 2 × BuEng-built, MAN-designed> direct-drive main diesel engines, 2,350 hp (1,750 kW) each,; 2 × BuEng MAN; 300 kW (400 hp) auxiliary diesel generators,; 2 × 120-cell Exide ULS37 batteries,; 2 × Westinghouse electric motors, 800 hp (600 kW) each; Re-engined 1942: 4 × General Motors Winton Model 16-278A 16-cylinder two-cycle diesel-electric diesel engines, 1,600 hp (1,200 kW) each,; 2 × GM Winton 8-268A 2-cycle auxiliary diesel generators, 300 kW (400 hp) each,; 2 × 120-cell Exide UHS39B batteries,; 2 × Westinghouse electric motors, 1,270 hp (950 kW) each,; Fairbanks-Morse reduction gears,; 2 × shafts;
Speed	17.4 kn (20.0 mph; 32.2 km/h) surfaced, trial, 14 kn (16 mph; 26 km/h) surfaced, service; 8 kn (9.2 mph; 15 km/h) submerged, 6.5 kn (7.5 mph; 12.0 km/h) submerged, service, 1939
Range	9,380 nmi (10,790 mi; 17,370 km) @ 10 kn (12 mph; 19 km/h), 25,000 nmi (29,000 mi; 46,000 km) @ 5.7 kn (6.6 mph; 10.6 km/h) with fuel in main ballast tanks
Endurance	10 hours at 5 kn (5.8 mph; 9.3 km/h); (bunkerage) 178,460–182,778 US gallons (675,540–691,890 L);
Test depth	300 ft (90 m)
Complement	As Built: 9 officers, 10 petty officers, 70 enlisted; 1942: 9 officers, 88 enlisted; 1943: 8 officers, 80 enlisted;
Armament	6 × 21-inch (533 mm) torpedo tubes (four forward, two aft; 24 torpedoes including 6 in deck stowage); (four external tubes {two each bow and stern, four torpedoes} were added 1942-3; provision for 8–12 additional torpedoes externally); 2 × 6-inch (152 mm)/53 caliber guns Mark XII Mod. 2 wet type deck guns;

USS Narwhal (SS-167), the lead ship of her class of submarine and one of the "V-boats", was the second ship of the United States Navy to be named for the narwhal. She was named V-5 (SC-1) when her keel was laid down on 10 May 1927 by the Portsmouth Navy Yard in Kittery, Maine.