T-1-class submarine

This article is about the class of U.S. Navy submarines built in 1952-1953, the lead ship of which later was renamed Mackerel. For the U.S. Navy Mackerel-class submarines built in 1939-1941, see Mackerel-class submarine.
USS Marlin (SST-2) in the late 1950s
Class overview
BuildersElectric Boat Division of General Dynamics Corporation, Groton, Connecticut
Operators United States Navy
Built1952–1953
In commission1953–1973
Planned2
Completed2
Retired2
Preserved1
General characteristics
TypeTraining submarine
Displacement
  • 303 long tons (308 t) surfaced
  • 347 long tons (353 t) submerged[2]
Length131 ft 3 in (40 m)
Beam13 ft 7 in (4.14 m)
Draft12 ft (3.7 m)
Propulsion
Speed
  • 10 knots (19 km/h; 12 mph) surfaced
  • 10.5 knots (19.4 km/h; 12.1 mph) submerged
Range2,000 nautical miles (3,700 km) surfaced at 10 knots (19 km/h)[1]
Endurance
  • Submerged: 90 minutes at full speed,
  • 102 hours at 3 knots
Test depth225 ft (69 m)[1]
Complement2 officers, 12 enlisted men
Armament1 × 21-inch (533 mm) torpedo tube

The T-1-class submarines were a pair of submarines designed by the United States Navy and built in the early 1950s for use in training submarine personnel and testing submarine equipment. Both submarines of the class served in these roles for over 19 years.

  1. ^ a b c Friedman, Norman (1995). U.S. Submarines Through 1945: An Illustrated Design History. Annapolis, Maryland: United States Naval Institute. pp. 222–225, 242. ISBN 1-55750-263-3.
  2. ^ a b Bauer, K. Jack; Roberts, Stephen S. (1991). Register of Ships of the U.S. Navy, 1775–1990: Major Combatants. Westport, Connecticut: Greenwood Press. p. 296. ISBN 0-313-26202-0.