Gato class submarine

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USS Gato
Class overview
Builders: Electric Boat Company, Portsmouth Naval Shipyard, Mare Island Naval Shipyard, Manitowoc Shipbuilding Company[1]
Operators: United States Navy
Preceded by: Tambor class
Succeeded by: Balao class
Built: 1940–1944[2]
In commission: 1943–1969[2]
Completed: 77[1]
Active: 0[1]
Lost: 20[1]
Retired: 57[1]
Preserved: 6[1]
General characteristics
Type: Diesel-electric submarine
Displacement: 1,525 tons (1,549 t) surfaced[1]
2,424 tons (2463 t) submerged[1]
Length: 311 ft 8 in (95.0 m) – 311 ft 10 in (95.0 m)[1]
Beam: 27 ft 3 in (8.3 m) [1]
Draft: 17 ft (5.2 m) maximum[1]
Propulsion:

4 × diesel engines driving electrical generators (Fairbanks-Morse, General Motors, or Hooven-Owens-Rentschler)[1]
2 × 126-cell Sargo batteries[3]
4 × high-speed electric motors with reduction gears (Elliott Company, General Electric, or Allis-Chalmers)[1]
two propellors[1]
5,400 shp (4.0 MW) surfaced[1]

2,740 shp (2.0 MW) submerged[1]
Speed: 21 knots (39 km/h) surfaced[3]
9 knots (17 km/h) submerged[3]
Range: 11,000 nautical miles (20,000 km) surfaced at 10 knots (19 km/h)[3]
Endurance: 48 hours at 2 knots (3.7 km/h) submerged[3]
75 days on patrol
Test depth: 300 ft (90 m)[3]
Complement: 6 officers, 54 enlisted[3]
Armament: 10 × 21-inch (533 mm) torpedo tubes
 (six forward, four aft)
 24 torpedoes [3]
1 × 3-inch (76 mm) / 50 caliber deck gun [3]
four machine guns

The United States Navy Gato class submarine design was rushed into production in 1940 and was the forerunner of all US World War II submarine designs. The class was 77 strong and sunk more than 1,700,000 tons of Japanese shipping. New construction of the class began in 1941 as the war in Europe escalated. More than half the class was built at Electric Boat at Groton, Connecticut; 3 new slipways were added to the north yard to accommodate their production.

The Gato class served mainly in the Pacific ocean but they did operate from the Caribbean and the Atlantic for short periods of time. In the latter case, in support of Operation Torch, the allied landings in North Africa in 1942. Gato class submarines Flasher, Rasher, and Barb obtained the first three places in the league table of confirmed sinkings by US submarines in World War II. The Gato class was responsible for sinking three Japanese submarines - I-29, I-168 and 1-351.

The Gato class was initially plagued by the problems with the Mark 14 torpedo in the early war years. These tended to run too deep, explode prematurely, run erratically or circularly, or fail to detonate. These problems were identified and were largely solved by late 1943, allowing the Gato class to accumulate prolific numbers of tonnage sunk.

Several Gato class submarines were installed with new equipment. Herring used bathythermograph in covert operations, Haddock was fitted with the type SJ surface surveillance radar and Muskellunge was the first US submarine to be armed with electrically powered torpedoes. Barb became the first submarine to fire rockets while Grouper was fitted with a primitive combat information centre.

At the end of World War II, the Gato class were moved into the training roles and some of the class were converted into radar picket boats. Some of the class did see action with the US 7th fleet off Vietnam in 1966. Tunny was converted to carry the Regulus missile and served from 1953 to 1965 in this role. Redfin was used in trials of inertial guidance systems for the Polaris missile submarines after 1959.

The last active boat was Rock which was decommissioned in September 1969 and sunk as a target.

Contents

[edit] Museum Boats

Several Gatos are on display in the United States. For instance, Cavalla (SS-244) is at Seawolf Park, Cobia (SS-245) is at the Wisconsin Maritime Museum and Drum (SS-228) is at Battleship Memorial Park. The USS Cod (SS-224) is on display in Cleveland. It does not have doors cut through its pressure hull nor stairwells added. There's also the USS Croaker (SS-246) on display in Buffalo, New York and the USS Silversides (SS-236) on display in Muskegon, Michigan.

[edit] A few highlights

USS Gato (SS-212), December 1941
USS Gato (SS-212), December 1941.
USS Drum (SS-228) in the Battleship Memorial Park, Mobile, Alabama.
USS Drum (SS-228), at Battleship Memorial Park in Mobile, Alabama.
USS Wahoo (SS-238), off Mare Island Naval Shipyard, 14 July 1943.
USS Wahoo (SS-238), 1943.


[edit] See also

[edit] References

  1. ^ a b c d e f g h i j k l m n o p 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. 
  2. ^ a b 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. 
  3. ^ a b c d e f g h i U.S. Submarines Through 1945 pp. 305-311
  • Submarines, War Beneath The Waves, From 1776 To The Present Day, By Robert Hutchinson