USS Permit (SS-178)

As built: 5 officers, 45 enlisted
1945: 8 officers, 65 enlisted

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 & 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.