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S-46 file photo [1758]


CountryUnited States
Ship ClassS-class Submarine
Hull NumberSS-157
BuilderBethlehem Fore River Shipyard
Laid Down23 Feb 1921
Launched11 Sep 1923
Commissioned5 Jun 1925
Decommissioned2 Nov 1945
Displacement903 tons standard; 1,126 tons submerged
Length225 feet
Beam21 feet
Draft13 feet
MachineryDiesel-eletric engines with two screws
Bunkerage46,363 gal
Power Output1,200 SHP
Speed14 knots
Armament4x21" torpedo tubes with 12 torpedoes, 1x4" deck gun


ww2dbaseS-46 patrolled off New Britain, off Solomons Islands, off eastern New Guinea, and off the Aleutians during WW2. She was assigned back to San Diego to participate in anti-submarine training near the end of the war.

ww2dbaseSource: Naval Historical Center.

Last Major Revision: Aug 2005

Submarine S-46 (SS-157) Interactive Map

S-46 Operational Timeline

5 Jun 1925 S-46 was commissioned into service.
2 Nov 1945 S-46 was decommissioned from service.


Close-up of S-46S-46 departing Guantanamo, Cuba for Mare Island Navy Yard, CA, Apr 1927
See all 6 photographs of Submarine S-46 (SS-157)

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Submarine S-46 (SS-157) Photo Gallery
Close-up of S-46S-46 departing Guantanamo, Cuba for Mare Island Navy Yard, CA, Apr 1927
See all 6 photographs of Submarine S-46 (SS-157)

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