Mackerel class submarine

From Wikipedia, the free encyclopedia

Class overview

Builders:	Electric Boat Company (Mackerel) Portsmouth Naval Shipyard (Marlin)
Operators:	United States Navy
Preceded by:	Tambor class
Succeeded by:	Gato class
Built:	1939–1941
In commission:	1941–1945
Completed:	2
Retired:	2
General characteristics (Mackerel)
Type:	diesel and electric submarine^[1]
Displacement:	825 tons (838 t) surfaced^[2] 1,190 tons (1,209 t) submerged^[2]
Length:	243 ft 1 in (74.1 m)^[2]
Beam:	22 ft 1 in (6.7 m)^[2]
Draft:	13 ft ¼ in (3.97 m)^[2]
Propulsion:	2 × Electric Boat direct-drive diesel engines^[1] 2 × 60-cell Sargo batteries^[2] 2 × Electro Dynamic electric motors^[1] 2 screws^[1] 1,680 bhp (1,250 kW) surfaced^[1] 1,500 bhp (1,100 kW) submerged^[1]
Speed:	16 knots (30 km/h) surfaced^[1] 11 knots (20 km/h) submerged^[1]
Range:	6,500 nautical miles (12,000 km) at 10 knots (19 km/h) (service)^[2]
Test depth:	250 feet (76 m)^[2]
Complement:	4 officers, 33 enlisted^[2]
Armament:	6 × 21-inch (533 mm) torpedo tubes (four forward, two aft) 12 torpedoes^[2] 1 × 3-inch (76 mm) / 50 caliber gun^[2]
General characteristics (Marlin)
Type:	Diesel-electric submarine^[1]
Displacement:	800 tons (813 t) standard, surfaced^[2] 1165 tons (1184 t) submerged^[2]
Length:	238 ft 11 in (72.8 m)^[2]
Beam:	21 ft 7¼ in (6.58 m)^[2]
Draft:	13 ft ¼ in (3.97 m)^[2]
Propulsion:	2 × ALCO diesel engines driving electrical generators^[1] 2 × 126-cell Sargo batteries^[2] 2 × General Electric electric motors^[1] 2 screws^[1] 1,700 bhp (1,300 kW) surfaced^[1] 1,500 bhp (1,100 kW) submerged^[1]
Speed:	14.5 knots (27 km/h) surfaced^[2] 9 knots (17 km/h) submerged^[2]
Range:	7,400 nautical miles (13,700 km) at 10 knots (19 km/h)^[2]
Test depth:	250 feet (76 m)^[2]
Complement:	4 officers, 34 enlisted^[2]
Armament:	6 × 21-inch (533 mm) torpedo tubes (four forward, two aft) 12 torpedoes^[2] 1 × 3-inch (76 mm) / 50 caliber gun^[2]

The Mackerel Class Submarines were two submarines built during the Second World War.

[edit] References

^ ^a ^b ^c ^d ^e ^f ^g ^h ⁱ ^j ^k ^l ^m ⁿ 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. ISBN 0-313-26202-0.
^ ^a ^b ^c ^d ^e ^f ^g ^h ⁱ ^j ^k ^l ^m ⁿ ^o ^p ^q ^r ^s ^t ^u ^v ^w ^x U.S. Submarines Through 1945 pp. 305-311