HMS Grampus (S04)

HMS Grampus (S04) was a Porpoise-class submarine. Her keel was laid down in 1955 by Cammell Laird at Birkenhead. She was launched by Lady Shepheard on 30 May 1957. She was first commissioned on 19 December 1958.

For other ships with the same name, see HMS Grampus.

HMS Grampus (S04)
History
United Kingdom
NameHMS Grampus
BuilderCammell Laird, Birkenhead
Laid down1955
Launched30 May 1957
Commissioned19 December 1958
ReclassifiedHarbour training ship between 1976 and 1979
FateSunk as a target ship in 1980
General characteristics
Class and typePorpoise class submarine
Displacement
  • 2,080 tons surfaced
  • 2,450 tons submerged
Length290 ft (88 m)
Beam26 ft 7 in (8.10 m)
Draught18 ft (5.5 m)
Propulsion
  • 2 × Admiralty Standard range diesel generators, 1,650 hp (1.230 MW)
  • 2 × English Electric main motors, 12,000 hp (8.95 MW)
  • 2 shafts
Speed
  • 12 kn (22 km/h) surfaced
  • 17 kn (31 km/h)submerged
Range9,000 nmi (17,000 km) at 12 kn (22 km/h)
Complement71
Armament
  • 8 × 21 inch (533 mm) torpedo tubes, 6 bow, 2 stern
  • 30 × Mk8 or Mk23 torpedoes, later the Mark 24 Tigerfish
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