USS Atule

Atule in the Kane Basin as part of Operation Nanook, an arctic-studies expedition
History
United States
NameUSS Atule (SS-403)
BuilderPortsmouth Naval Shipyard, Kittery, Maine
Laid down2 December 1943
Launched6 March 1944
Commissioned21 June 1944
Decommissioned8 September 1947
Recommissioned8 March 1951
Decommissioned6 April 1970
Stricken15 August 1973
FateTransferred to Peru on 31 July 1974
Peru
NameBAP Pacocha (SS-48)
Acquired31 July 1974
FateRammed and sunk by a fishing trawler on 26 August 1988
General characteristics (World War II)
Class & typeBalao-class diesel-electric submarine
Displacement1,526 tons (1,550 t) surfaced, 2,391 tons (2,429 t) submerged
Length311 ft (3,730 in)
Beam27 ft 3 in (8.31 m)
Draft16 ft 10 in (5.13 m) maximum
Propulsion
Speed20.25 kn (37.50 km/h) surfaced, 8.75 kn (16.21 km/h) submerged
Range11,000 nmi (20,000 km) @ 10 kn (19 km/h) surfaced
Endurance48 hours @ 2 kn (3.7 km/h) submerged, 75 days on patrol
Test depth400 ft (120 m)
Complement10 officers, 70–71 enlisted
Armament
General characteristics (Guppy IA)
Class & typenone
Displacement1,830 tons (1,859 t) surfaced, 2,440 tons (2,479 t) submerged
Length307 ft 7 in (93.75 m)
Beam27 ft 4 in (8.33 m)
Draft17 ft (5.2 m)
PropulsionSubmarine snorkel added, Batteries upgraded to Sargo standard II
Speed
  • Surfaced:
    • 17.3 kn (32.0 km/h) (maximum)
    • 12.5 kn (23.2 km/h) (cruising)
  • Submerged:
    • 15 kn (28 km/h) (for ½ hour)
    • 7.5 kn (13.9 km/h) (snorkeling)
    • 3 kn (5.6 km/h) cruising
Range17,000 nmi (31,000 km) @ 11 kn (20 km/h) surfaced
Endurance36 hours @ 3 kn (5.6 km/h) submerged
Complement10 officers, 5 petty officers, 64–69 enlisted men
Armament10 × 21 inch (533 mm) torpedo tubes (six forward, four aft), all guns removed

USS Atule (SS/AGSS-403), a Balao-class submarine, was the only ship of the United States Navy to be named for the atule.

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