HMS Utmost

HMS Utmost
History
United Kingdom
Name	HMS Utmost
Builder	Vickers Armstrong, Barrow-in-Furness
Laid down	2 November 1939
Launched	20 April 1940
Commissioned	17 August 1940
Fate	Sunk 25 November 1942
Badge
General characteristics
Displacement	Surfaced - 540 tons standard, 630 tons full load Submerged - 730 tons
Length	58.22 m (191 feet)
Beam	4.90 m (16 ft 1 in)
Draught	4.62 m (15 ft 2 in)
Propulsion	2 shaft diesel-electric 2 Paxman Ricardo diesel generators + electric motors 615 / 825 hp
Speed	11.25 knots max surfaced 10 knots max submerged
Complement	27-31
Armament	4 bow internal 21 inch (533 mm) torpedo tubes, 2 external 10 torpedoes 1 - 3-inch (76 mm) gun

HMS Utmost was a British U class submarine, of the second group of that class, built by Vickers Armstrong, Barrow-in-Furness. She was laid down on 2 November 1939 and was commissioned on 17 August 1940. So far she has been the only ship of the Royal Navy to bear the name Utmost.