SSG-574 USS Grayback

Namesake. The gray whale, (Eschrichtius robustus), the sole living species in the genus Eschrichtius
Ordered. 10 Mar 1951
Builder. Mare Island Naval Shipyard, CA
Laid down. 1 Jul 1954
Launched. 2 Jul 1957
Commissioned. 7 Mar 1958, as SSG-574
Decommissioned. 25 May 1964
Recommissioned. 9 May 1969, as LPSS-574
Decommissioned. 15 Jan 1984
Stricken . 16 Jan 1984
Homeport. Pearl Harbor, HI
Motto. De Profundis Futurus
Fate. Sunk as a target near Subic Bay, 13 Apr 1986
Class and type. Grayback-class submarine
Displacement:
1,740 long tons (1,768 t) light
2,768 long tons (2,812 t) full
Length. 273 ft (83 m) later extended to 317 ft 7 in (96.80 m)
Beam. 27 ft 2 in (8.28 m)
Draft. 19 ft (5.8 m)
Propulsion. 3 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
Complement. 84 officers and men
Armament:
2 × Regulus missile hangars (4 x Regulus I missiles or 2 x Regulus II missiles)
8 × 21 inch (533 mm) torpedo tubes (6 bow, 2 stern)