HMS Ace (P414)

HMS Ace (P414) was the name allocated to an Amphion-class submarine of the Royal Navy which was laid down on 3 December 1943 and launched at Devonport Dockyard on 14 March 1945 during the Second World War.[1]

History
United Kingdom
Name: HMS Ace (P414)
Builder: Devonport Dockyard
Laid down: 3 November 1943
Launched: 14 March 1945
Fate: Broken up, June 1950
General characteristics if completed
Class and type: Amphion-class submarine
Displacement: 1,360/1,590 tons (surface/submerged)
Length: 293 ft 6 in (89.46 m)
Beam: 22 ft 4 in (6.81 m)
Draught: 18 ft 1 in (5.51 m)
Propulsion: 2 × 2,150 hp (1,600 kW) Admiralty ML 8-cylinder diesel engine, 2 × 625 hp (466 kW) electric motors for submergence driving two shafts
Speed:
  • 18.5 kn (34.3 km/h) surface, 8 kn (15 km/h) submerged
  • 10,500 nmi (19,400 km) at 11 kn (20 km/h) surfaced
  • 16 nmi (30 km) at 8 kn (15 km/h) or 90 nmi (170 km) at 3 kn (5.6 km/h) submerged
Test depth: 350 ft (110 m)
Complement: 5 officers 55 enlisted
Armament:
  • 6 × 21 inch (533 mm) (2 external) bow torpedo tubes, 4 × 21 in (2 external) stern torpedo tubes, containing a total of 20 torpedoes
  • Mines: 26
  • 1 × 4 in (102 mm) main deck gun, 3 × 0.303 machine gun, 1 × 20 mm AA Oerlikon 20 mm gun

She was not completed because of the end of the war, however the hull was used for explosives testing before arrival in June 1950 to Messrs. Smith & Houston of Port Glasgow, Scotland to be broken up.[1][2]


References
  1. "HMS Ace". uboat.net. Retrieved 8 November 2019.
  2. Lenton, H.T. British submarines. MacDonald. p. 118. ISBN 035603612X.


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