USS Grayback (SSG-574)

Grayback (LPSS-574), underway, c. 1968
History
United States
NameUSS Grayback
Ordered10 March 1951
BuilderMare Island Naval Shipyard
Laid down1 July 1954
Launched2 July 1957
Sponsored byMrs. John A. Moore
Commissioned7 March 1958, as SSG-574
Decommissioned25 May 1964
Recommissioned9 May 1969, as LPSS-574
Decommissioned15 January 1984
Stricken16 January 1984
HomeportPearl Harbor
MottoDe Profundis Futurus
FateSunk as a target near Subic Bay, 13 April 1986
General characteristics
Class & typeGrayback-class submarine
Displacement
  • 1,740 long tons (1,768 t) light
  • 2,768 long tons (2,812 t) full
Length273 ft (83 m) later extended to 317 ft 7 in (96.80 m)
Beam27 ft 2 in (8.28 m)
Draft19 ft (5.8 m)
Propulsion3 Fairbanks-Morse Diesel engines, 2 Elliott electric motors
Speed
  • 15 knots (28 km/h; 17 mph) surfaced,
  • 12 knots (22 km/h; 14 mph) submerged
Complement84 officers and men
Armament

USS Grayback (SS/SSG/APSS/LPSS-574), the lead ship of her class of submarine, was the second ship of the United States Navy to be named for the grayback.

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