BAP Pacocha (SS-48)

History
Peru
NamePacocha
Laid down2 December 1943[1]
Launched6 March 1944[1]
Acquired31 July 1974, from the United States Navy
Commissioned28 May 1974
IdentificationSS-48
FateRammed and sunk by a fishing trawler, 26 August 1988
General characteristics
Class and typeBalao-class submarine
Displacement
  • 1,830 tons (1,859 t) surfaced[2]
  • 2,440 tons (2,479 t) submerged[2]
Length307 ft 7 in (93.75 m)[3]
Beam27 ft 4 in (8.33 m)[3]
Draft17 ft (5.2 m)[3]
Propulsion
Speed
  • Surfaced:
  • 17.3 knots (32.0 km/h) maximum
  • 12.5 knots (23.2 km/h) cruising
  • Submerged:
  • 15.0 knots (27.8 km/h) for 1/2-hour
  • 7.5 knots (13.9 km/h) snorkeling
  • 3.0 knots (5.6 km/h) cruising[2]
Range17,000 nm (28,000 km) surfaced at 11 knots (20 km/h)[3]
Endurance36 hours at 3 knots (5.6 km/h) submerged[3]
Test depth400 ft (120 m)
Complement
  • 10 officers
  • 5 petty officers
  • 64–69 enlisted men
Armament

BAP Pacocha (SS-48) was a submarine of the Marina de Guerra del Perú (Peruvian Navy) named for the 1877 Battle of Pacocha, in which the Peruvian ironclad Huascar clashed with the Royal Navy. Formerly USS Atule (SS-403), a Balao-class submarine with a GUPPY IA upgrade, she had been sold to Peru and commissioned on 28 May 1974. She was rammed and sunk by a fishing trawler on 26 August 1988.

  1. ^ a b c d e Bauer, K. Jack; Roberts, Stephen S. (1991). Register of Ships of the U.S. Navy, 1775–1990: Major Combatants. Westport, CT: Greenwood Press. ISBN 0-313-26202-0.
  2. ^ a b c d e Friedman, Norman (1994). U.S. Submarines Since 1945: An Illustrated Design History. Annapolis, Maryland: United States Naval Institute. pp. 11–43. ISBN 1-55750-260-9.
  3. ^ a b c d e f U.S. Submarines Since 1945 pp. 242
  4. ^ U.S. Submarines Through 1945 pp. 261