HMS Severn (N57)

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Image:HMS Severn-1-.jpg
HMS Severn
Career Royal Navy Ensign
Name: HMS Severn
Builder: Vickers Armstrong, Barrow
Launched: 16 January 1934
Fate: sold 1946
General characteristics
Displacement: 2,206 tons surfaced
2,723 tons submerged
Length: 345 ft (105 m)
Beam: 28 ft 3 in (8.6 m)
Draught: 15.9 ft (4.8 m)
Propulsion: 2 shaft diesel electric
2 supercharged diesels 10,000 hp max
2 electric motors 2500 hp
Speed: 22 knots (41 km/h) surfaced
10 knots (19 km/h) submerged
Complement: 61
Armament: 6 x 21 in torpedo tubes (bow)
1 x 4 inch deck gun

HMS Severn (N57) was an ocean-going type of submarine of the River Class.

At the time of launch the River class were the fastest submarines afloat. They were powered by 10,000 h.p diesel engines for surface operations and electric motors for submerged operations giving top speeds of 22.5 knots (41.7 km/h) and 10 knots (19 km/h) respectively. She carried a complement of 60 crew and was armed with a 4-inch (102 mm) gun, two machine guns and six torpedo tubes for 21 inch weapons. The tonnage of the Severn was 1,850 on surface and 2,710 when submerged.

During the war, she served in home waters and the Mediterranean. In May 1940, she sank the Swedish sailing vessel Monark, which had been taken into German service. Assigned to the Mediterranean Fleet, in June 1941 Severn fired upon an Italian Argonauta class submarine and later sank the Italian merchants Polinnia and Ugo Bassi. In August, she attacked an unidentified submarine.[1]

She was one of a number of submarines ordered to track the German battleship Bismarck before her eventual sinking.

She survived the Second World War and was sold for breaking up in 1946 to T. Hassanally, of Bombay.

[edit] References

  1. ^ HMS Severn, Uboat.net