HMS Unseen (P51)

History
United Kingdom
Name	HMS Unseen
Builder	Vickers Armstrong, Barrow-in-Furness
Laid down	30 July 1941
Launched	16 April 1942
Commissioned	2 July 1942
Fate	Scrapped September 1949
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General characteristics
Displacement	Surfaced - 540 tons standard, 630 tons full load; Submerged - 730 tons;
Length	58.22 m (191 ft)
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 (20.8 km/h) max surfaced; 10 knots (19 km/h) max submerged;
Complement	27-31
Armament	4 bow internal 21 inch (533 mm) torpedo tubes - 8 - 10 torpedoes; 1 - 3-inch (76 mm) gun;

HMS Unseen (P51) was a Royal Navy U-class submarine built by Vickers-Armstrong at Barrow-in-Furness.

History

United Kingdom
Name	HMS Unseen
Builder	Vickers Armstrong, Barrow-in-Furness
Laid down	30 July 1941
Launched	16 April 1942
Commissioned	2 July 1942
Fate	Scrapped September 1949
Badge
General characteristics
Displacement	Surfaced - 540 tons standard, 630 tons full load Submerged - 730 tons
Length	58.22 m (191 ft)
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 (20.8 km/h) max surfaced 10 knots (19 km/h) max submerged
Complement	27-31
Armament	4 bow internal 21 inch (533 mm) torpedo tubes - 8 - 10 torpedoes 1 - 3-inch (76 mm) gun