USS Cachalot (SS-170)

USS Cachalot SS-170
History
United States
NameUSS Cachalot
Namesakesperm whale
BuilderPortsmouth Naval Shipyard, Seavey's Island, Kittery, Maine[1]
Laid down21 October 1931[1]
Launched19 October 1933[1]
Commissioned1 December 1933[1]
Decommissioned17 October 1945[1]
Stricken1 November 1945, reinstated 28 November 1945, stricken again 8 July 1946[1]
Honors and
awards
3 × battle stars
FateSold for breaking up, 26 January 1947[1]
General characteristics
Class and typeV-8 (Cachalot)-class composite direct drive diesel and diesel-electric submarine[9]
Displacement1,110 tons (1,130 t) surfaced, standard,[2] 1,650 tons (1,680 t) submerged[2]
Length271 ft 11 in (82.88 m)[9]
Beam24 ft 11 in (7.59 m)[9]
Draft16 ft 3 in (4.95 m) maximum[9]
Propulsion
Speed17 kn (31 km/h) surfaced,[2] 8 kn (15 km/h) submerged,[2] 7 knots (13 km/h) submerged, service, 1939[2]
Range6,000 nautical miles (11,000 km) @ 10 kn (19 km/h),[2] 14,000 nmi (26,000 km) @ 10 kn (19 km/h) with fuel in main ballast tanks,[2] 83,290 US gallons (315,300 L) oil fuel[3]
Endurance10 hours at 5 kn (9.3 km/h)[2]
Test depth250 ft (80 m)[2]
Complement6 officers, 39 enlisted (peacetime);[2] 7 officers, 48 enlisted (war)[3]
Armament6 × 21 inch (533 mm) torpedo tubes (four forward, two aft, 16 torpedoes),[2] 1 × 3 inch (76 mm)/50 caliber deck gun[2]

USS Cachalot (SC-4/SS-170) was a United States Navy submarine and the lead ship of her class, known as the "V-boats" and named for the sperm whale. Her keel was laid down by the Portsmouth Navy Yard. She was launched on 19 October 1933 as V-8 (SC-4) sponsored by Miss K. D. Kempff, and commissioned on 1 December 1933 with Lieutenant Commander Merril Comstock[10] in command. Cachalot was the first submarine to have the Torpedo Data Computer, Arma Corporation's Mark 1,[11] installed.

  1. ^ a b c d e f g Friedman, Norman (1995). U.S. Submarines Through 1945: An Illustrated Design History. Annapolis, Maryland: United States Naval Institute. pp. 285–304. ISBN 1-55750-263-3.
  2. ^ a b c d e f g h i j k l m U.S. Submarines Through 1945 pp. 305–311
  3. ^ a b Alden, p.38.
  4. ^ Alden, John D., Commander, USN (retired). The Fleet Submarine in the U.S. Navy (Annapolis, MD: Naval Institute Press, 1979), p.211.
  5. ^ U.S. Submarines Through 1945 pp. 360
  6. ^ a b Cite error: The named reference Alden, p.210 was invoked but never defined (see the help page).
  7. ^ Friedman, p. 310
  8. ^ a b Alden, p.211.
  9. ^ a b c d Bauer, K. Jack; Roberts, Stephen S. (1991). Register of Ships of the U.S. Navy, 1775–1990: Major Combatants. Westport, Connecticut: Greenwood Press. pp. 266–267. ISBN 0-313-26202-0.
  10. ^ He would later replace Stuart S. Murray as Admiral Lockwood's Chief of Staff. Blair, Clay, Jr. Silent Victory (Philadelphia: Lippincott, 1975), p.549.
  11. ^ Blair, p.986.