Salmon class submarine

Class overview
Builders:	Electric Boat Company, Portsmouth Naval Shipyard, Mare Island Naval Shipyard[1]
Operators:	United States Navy
Preceded by:	Porpoise class[1]
Succeeded by:	Sargo class[1]
Built:	1936–1938[2]
In commission:	1937–1946[2]
Completed:	6[1]
Active:	0[1]
Retired:	6[1]
Preserved:	0[1]
General characteristics
Type:	Composite diesel-hydraulic and diesel-electric submarine[3]
Displacement:	1,435 long tons (1,458 t) standard, surfaced[4] 2,198 long tons (2,233 t) submerged[4]
Length:	308 ft (94 m)[4]
Beam:	26 ft 1.25 in (7.96 m)[4]
Draft:	15 ft 8 in (4.8 m)[4]
Propulsion:	4 × General Motors or Hooven-Owens-Rentschler (H.O.R.) diesel engines (two hydraulic-drive, two driving electrical generators)[1][4][3] 2 × 120-cell batteries[4] 4 × high-speed Elliott electric motors with reduction gears[1] two shafts [1] 5,500 shp (4.1 MW) surfaced[1] 2,660 shp (1.98 MW) submerged[1]
Speed:	21 knots (39 km/h) surfaced[4] 9 knots (17 km/h) submerged[4]
Range:	11,000 nautical miles (20,000 km) at 10 knots (19 km/h)[4]
Endurance:	48 hours at 2 knots (3.7 km/h) submerged[4]
Test depth:	250 ft (76 m)[4]
Complement:	5 officers, 54 enlisted[4]
Armament:	8 × 21-inch (533 mm) torpedo tubes  (four forward, four aft)  24 torpedoes [4] 1 × 3-inch (76 mm) / 50 caliber deck gun [4] four machine guns

The Salmon class of United States Navy submarines were an incremental improvement over the Porpoise class, and was in turn almost immediately superseded by the Sargo class.

The Salmon class sank 33 enemy ships during the Pacific campaign before they ended their careers in the training role and as targets.

References