HMS Trenchant (P331)

HMS Trenchant
History
United Kingdom
NameTrenchant
BuilderChatham Dockyard
Laid down9 May 1942
Launched24 March 1943
Commissioned26 February 1944
FateSold to be broken up for scrap on 1 July 1963. Scrapped at Faslane
Badge
General characteristics
Class & typeBritish T class submarine
Displacement
  • 1,290 tons surfaced
  • 1,560 tons submerged
Length276 ft 6 in (84.28 m)
Beam25 ft 6 in (7.77 m)
Draught
  • 12 ft 9 in (3.89 m) forward
  • 14 ft 7 in (4.45 m) aft
Propulsion
  • Two shafts
  • Twin diesel engines 2,500 hp (1.86 MW) each
  • Twin electric motors 1,450 hp (1.08 MW) each
Speed
  • 15.5 knots (28.7 km/h) surfaced
  • 9 knots (20 km/h) submerged
Range4,500 nautical miles at 11 knots (8,330 km at 20 km/h) surfaced
Test depth300 ft (91 m) max
Complement61
Armament
  • 6 internal forward-facing 21 inch (533 mm) torpedo tubes
  • 2 external forward-facing torpedo tubes
  • 2 external amidships rear-facing torpedo tubes
  • 1 external rear-facing torpedo tube
  • 6 reload torpedoes
  • QF 4 inch (100 mm) deck gun
  • 3 anti aircraft machine guns

HMS Trenchant (P331) was a British T class submarine of the Second World War built at Chatham Dockyard.

On completion she was given over to the crew of HMS Thrasher whose submarine was due for a refit.

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