USS Grunion

	USS Grunion (SS-216) off the Electric Boat Company, Groton, Connecticut, on 20 March 1942.
History
United States
Builder	Electric Boat Company, Groton, Connecticut
Laid down	1 March 1941
Launched	22 December 1941
Sponsored by	Mr. Stanford C. Hooper
Commissioned	11 April 1942
Stricken	2 November 1942
Fate	Sunk off of Kiska around 30 July 1942, due to accidents caused/related to circular run of own torpedo
General characteristics
Class and type	Gato-class Diesel–electric submarine
Displacement	1,525 long tons (1,549 t) surfaced; 2,424 long tons (2,463 t) submerged;
Length	311 ft 9 in (95.02 m)
Beam	27 ft 3 in (8.31 m)
Draft	17 ft (5.2 m) maximum
Propulsion	4 × General Motors Model 16-248 V16 Diesel engines driving electric generators; 2 × 126-cell Sargo batteries; 4 × high-speed General Electric electric motors with reduction gears; two propellers ; 5,400 shp (4.0 MW) surfaced; 2,740 shp (2.0 MW) submerged;
Speed	21 kn (39 km/h) surfaced; 9 kn (17 km/h) submerged;
Range	11,000 nautical miles (20,000 km) surfaced at 10 kn (19 km/h)
Endurance	48 hours at 2 kn (3.7 km/h) submerged; 75 days on patrol;
Test depth	300 ft (91 m)
Complement	6 officers, 64 enlisted
Armament	10 × 21-inch (533 mm) torpedo tubes; 6 forward, 4 aft; 24 torpedoes; 1 × 3-inch (76 mm) / 50 caliber deck gun; Bofors 40 mm and Oerlikon 20 mm cannon;

USS Grunion (SS-216) was a Gato-class submarine that sank at Kiska, Alaska, during World War II. She was the only ship of the United States Navy to be named for the grunion.

^ ^a ^b ^c ^d ^e ^f ^g Bauer, K. Jack; Roberts, Stephen S. (1991). Register of Ships of the U.S. Navy, 1775–1990: Major Combatants. Westport, Connecticut: Greenwood Press. pp. 271–273. ISBN 0-313-26202-0.
^ ^a ^b ^c Friedman, Norman (1995). U.S. Submarines Through 1945: An Illustrated Design History. Annapolis, Maryland: United States Naval Institute. pp. 285–304. ISBN 1-55750-263-3.
^ Cite error: The named reference stevens was invoked but never defined (see the help page).
^ ^a ^b ^c ^d ^e ^f U.S. Submarines Through 1945 pp. 305–311
^ ^a ^b ^c ^d ^e Bauer, K. Jack; Roberts, Stephen S. (1991). Register of Ships of the U.S. Navy, 1775–1990: Major Combatants. Westport, Connecticut: Greenwood Press. pp. 270–280. ISBN 978-0-313-26202-9. OCLC 24010356.
^ U.S. Submarines Through 1945 p. 261
^ ^a ^b ^c U.S. Submarines Through 1945 pp. 305–311

History
USS Grunion (SS-216) off the Electric Boat Company, Groton, Connecticut, on 20 March 1942.
United States
Builder	Electric Boat Company, Groton, Connecticut^[2]
Laid down	1 March 1941^[2]
Launched	22 December 1941^[1]
Sponsored by	Mr. Stanford C. Hooper
Commissioned	11 April 1942^[2]
Stricken	2 November 1942
Fate	Sunk off of Kiska around 30 July 1942, due to accidents caused/related to circular run of own torpedo^[3]
General characteristics
Class and type	Gato-class Diesel–electric submarine^[1]
Displacement	1,525 long tons (1,549 t) surfaced^[1] 2,424 long tons (2,463 t) submerged^[1]
Length	311 ft 9 in (95.02 m)^[1]
Beam	27 ft 3 in (8.31 m)^[1]
Draft	17 ft (5.2 m) maximum^[1]
Propulsion	4 × General Motors Model 16-248 V16 Diesel engines driving electric generators^[5]^[6] 2 × 126-cell Sargo batteries^[7] 4 × high-speed General Electric electric motors with reduction gears^[5] two propellers ^[5] 5,400 shp (4.0 MW) surfaced^[5] 2,740 shp (2.0 MW) submerged^[5]
Speed	21 kn (39 km/h) surfaced^[4] 9 kn (17 km/h) submerged^[4]
Range	11,000 nautical miles (20,000 km) surfaced at 10 kn (19 km/h)^[4]
Endurance	48 hours at 2 kn (3.7 km/h) submerged^[4] 75 days on patrol
Test depth	300 ft (91 m)^[4]
Complement	6 officers, 64 enlisted^[4]
Armament	10 × 21-inch (533 mm) torpedo tubes 6 forward, 4 aft 24 torpedoes^[7] 1 × 3-inch (76 mm) / 50 caliber deck gun^[7] Bofors 40 mm and Oerlikon 20 mm cannon