USS Permit (SS-178)

	USS Permit (SS-178)
History
United States
Builder	Electric Boat Company, Groton, Connecticut
Laid down	6 June 1935
Launched	5 October 1936
Commissioned	17 March 1937
Decommissioned	15 November 1945
Stricken	26 July 1956
Fate	Sold for scrap on 28 June 1958
General characteristics
Class and type	Porpoise-class diesel-electric submarine
Displacement	1,350 long tons (1,370 t) standard, surfaced, 1,997 long tons (2,029 t) submerged
Length	298 ft (91 m) (waterline), 300 ft 6 in (91.59 m) (overall)
Beam	25 ft 7⁄8 in (7.6 m)
Draft	15 ft (4.6 m)
Propulsion	As Built: 4 × Winton Model 16-201A 16-cylinder two-cycle diesel engines, 1,300 hp (0.97 MW) each, driving electrical generators through reduction gears, 2 × 120-cell Gould AMTX33HB batteries, 8 × General Electric electric motors, 538 hp (401 kW) each, 2 General Motors six-cylinder four-cycle 6-241 auxiliary diesels; Re-engined: 4 × Winton Model 12-278A;
Speed	19.25 kn (35.65 km/h) surfaced, 8.75 kn (16.21 km/h) submerged
Range	11,000 nmi (20,000 km) @ 10 kn (19 km/h), (bunkerage 92,801 US gal (351,290 L)
Endurance	10 hours @ 5 kn (9.3 km/h), 36 hours @ minimum speed submerged
Test depth	250 ft (76 m)
Complement	As built: 5 officers, 45 enlisted; 1945: 8 officers, 65 enlisted;
Armament	6 × 21 inch (533 mm) torpedo tubes (four forward, two aft; 16 torpedoes) (two external bow tubes added 1942), 1 × 4 in (100 mm)/50 cal deck gun, 4 × .30 cal (7.62 mm) machineguns (2x2)

USS Permit (SS-178), a Porpoise-class submarine, was the first ship of the United States Navy to be named for the permit. She was laid down as Pinna.

^ ^a ^b ^c ^d ^e ^f ^g 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.
^ ^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. pp. 268–269. ISBN 0-313-26202-0.
^ ^a ^b ^c ^d ^e ^f ^g ^h ⁱ ^j ^k U.S. Submarines Through 1945 pp. 305–311
^ Lenton, H. T. American Submarines (New York: Doubleday, 1973), p.45.
^ ^a ^b ^c Lenton, p.45.
^ Alden, John D., Commander, USN (retired). The Fleet Submarine in the U.S. Navy (Annapolis, MD: Naval Institute Press, 1979), p.210.
^ ^a ^b ^c Alden, p.210.
^ U.S. Submarines Through 1945 pp.261–263
^ ^a ^b Alden, p.211.
^ ^a ^b ^c Alden, p.62.

[FriedmanSubs1-dates-1] ^ ^a ^b ^c ^d ^e ^f ^g 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.

[Register-2] Bauer, K. Jack; Roberts, Stephen S. (1991). Register of Ships of the U.S. Navy, 1775–1990: Major Combatants. Westport, Connecticut: Greenwood Press. pp. 268–269. ISBN 0-313-26202-0.

[FriedmanSubs1-specs-3] ^ ^a ^b ^c ^d ^e ^f ^g ^h ⁱ ^j ^k U.S. Submarines Through 1945 pp. 305–311

[4] Lenton, H. T. American Submarines (New York: Doubleday, 1973), p.45.

[Lenton,_p.45-5] Lenton, p.45.

[6] Alden, John D., Commander, USN (retired). The Fleet Submarine in the U.S. Navy (Annapolis, MD: Naval Institute Press, 1979), p.210.

[Alden,_p.210-7] Alden, p.210.

[FriedmanSubs1-engines-8] U.S. Submarines Through 1945 pp.261–263

[Alden,_p.211-9] Alden, p.211.

[Alden,_p.62-10] Alden, p.62.

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History
USS Permit (SS-178)
United States
Builder	Electric Boat Company, Groton, Connecticut^[1]
Laid down	6 June 1935^[1]
Launched	5 October 1936^[1]
Commissioned	17 March 1937^[1]
Decommissioned	15 November 1945^[1]
Stricken	26 July 1956^[1]
Fate	Sold for scrap on 28 June 1958^[1]
General characteristics
Class and type	Porpoise-class diesel-electric submarine^[2]
Displacement	1,350 long tons (1,370 t) standard, surfaced,^[3] 1,997 long tons (2,029 t) submerged^[3]
Length	298 ft (91 m) (waterline),^[4] 300 ft 6 in (91.59 m) (overall)^[5]
Beam	25 ft 7⁄8 in (7.6 m)^[3]
Draft	15 ft (4.6 m)^[3]
Propulsion	As Built: 4 × Winton Model 16-201A 16-cylinder two-cycle^[6] diesel engines, 1,300 hp (0.97 MW) each,^[7] driving electrical generators through reduction gears,^[2]^[8] 2 × 120-cell Gould AMTX33HB batteries,^[9] 8 × General Electric electric motors, 538 hp (401 kW) each,^[9] 2 General Motors six-cylinder four-cycle 6-241 auxiliary diesels^[7] Re-engined: 4 × Winton Model 12-278A^[7]
Speed	19.25 kn (35.65 km/h) surfaced,^[3] 8.75 kn (16.21 km/h) submerged^[3]
Range	11,000 nmi (20,000 km) @ 10 kn (19 km/h),^[3] (bunkerage 92,801 US gal (351,290 L)^[10]
Endurance	10 hours @ 5 kn (9.3 km/h), 36 hours @ minimum speed submerged^[3]
Test depth	250 ft (76 m)^[3]
Complement	As built: 5 officers, 45 enlisted^[3] 1945: 8 officers, 65 enlisted^[10]
Armament	6 × 21 inch (533 mm) torpedo tubes (four forward, two aft; 16 torpedoes)^[3] (two external bow tubes added 1942),^[10] 1 × 4 in (100 mm)/50 cal deck gun,^[5] 4 × .30 cal (7.62 mm) machineguns (2x2)^[5]