|Complement||5 + 45 men|
|Armament||Armament six 21" torpedo tubes, four forward, two aft, 18 torpedoes. one 3"/50 deck gun. two .50 cal. machine guns. two .30 cal. machine guns.|
|Max speed||19/8 kts knots (surfaced/submerged)|
|Engines||Diesels/Electric 2 shafts|
|Power||4300 / 2085 hp. (surfaced/submerged)|
|Notes on class||These boats were the first all-welded submarines in the US Navy. Their speed was reported to exceed 20 knots.|
US Navy ships of the Porpoise class
To see all Porpoise class ships click here.
See all US Navy Submarine classes.
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