HMS Trusty (left) passing HMS Sibyl (foreground), as the latter nears port at Dundee.
History
United Kingdom
Name	HMS Trusty
Builder	Vickers Armstrong, Barrow
Laid down	15 March 1940
Launched	14 March 1941
Commissioned	30 July 1941
Identification	Pennant number N45
Fate	Sold for breaking up January 1947
Badge
General characteristics
Class and type	British T class submarine
Displacement	1,090 tons surfaced 1,575 tons submerged
Length	275 ft (84 m)
Beam	26 ft 6 in (8.08 m)
Draught	16.3 ft (5.0 m)
Propulsion	Two shafts Twin diesel engines 2,500 hp (1.86 MW) each Twin electric motors 1,450 hp (1.08 MW) each
Speed	15.25 knots (28.7 km/h) surfaced 9 knots (20 km/h) submerged
Range	4,500 nautical miles at 11 knots (8,330 km at 20 km/h) surfaced
Test depth	300 ft (91 m) max
Complement	61
Armament	6 internal forward-facing 21-inch (533 mm) torpedo tubes 2 external forward-facing torpedo tubes 3 external backward-facing torpedo tubes 6 reload torpedoes 1 x 4-inch (102 mm) deck gun 3 anti-aircraft machine guns

HMS Trusty (N45) was a T-class submarine of the Royal Navy. She was laid down by Vickers Armstrong, Barrow and launched in March 1941.

Trusty served in the Mediterranean and in the Pacific Far East. She sank the Italian merchant Eridano in December 1941, and on reassigning to the Pacific, she sank the Japanese merchant cargo ship Toyohashi Maru and damaged the Japanese troop transport Columbia Maru.^[1]

She survived the war and was sold to be broken up for scrap in January 1947. She was scrapped at Milford Haven in July 1947.

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