HMS ''Astute'' (P447) was an . Her

keel The keel is the bottom-most longitudinal structural element of a watercraft, important for stability. On some sailboats, it may have a fluid dynamics, hydrodynamic and counterbalancing purpose as well. The keel laying, laying of the keel is often ...

was laid down by

Vickers Vickers was a British engineering company that existed from 1828 until 1999. It was formed in Sheffield as a steel foundry by Edward Vickers and his father-in-law, and soon became famous for casting church bells. The company went public in 18 ...

Barrow-in-Furness Barrow-in-Furness is a port town and civil parish (as just "Barrow") in the Westmorland and Furness district of Cumbria, England. Historic counties of England, Historically in the county of Lancashire, it was incorporated as a municipal borou ...

. She was launched in 1944 and commissioned in 1945. In 1953 she took part in the Fleet Review to celebrate the

Coronation of Queen Elizabeth II The Coronation of the British monarch, coronation of Elizabeth II as queen of the United Kingdom and the other Commonwealth realms took place on 2 June 1953 at Westminster Abbey in London. Elizabeth acceded to the throne at the age of 25 upon th ...

. ''Astute'' was scrapped on 1 October 1970 at Dunston on Tyne.

Design

Like all s, ''Astute'' had a

displacement Displacement may refer to: Physical sciences Mathematics and physics *Displacement (geometry), is the difference between the final and initial position of a point trajectory (for instance, the center of mass of a moving object). The actual path ...

of when at the surface and while submerged. She had a total length of , a beam of , and a draught of . The submarine was powered by two Admiralty ML eight-cylinder diesel engines generating a power of each. She also contained four electric motors each producing that drove two shafts. She could carry a maximum of of diesel, although she usually carried between . The submarine had a maximum surface speed of and a submerged speed of . When submerged, she could operate at for or at for . When surfaced, she was able to travel at or at . She was fitted with ten

torpedo tube A torpedo tube is a cylindrical device for launching torpedoes. There are two main types of torpedo tube: underwater tubes fitted to submarines and some surface ships, and deck-mounted units (also referred to as torpedo launchers) installed aboa ...

s, one QF 4 inch naval gun Mk XXIII, one

Oerlikon 20 mm cannon The Oerlikon 20 mm cannon is a series of autocannons based on an original German Becker Type M2 20 mm cannon design that appeared very early in World War I. It was widely produced by Oerlikon Contraves and others, with various models empl ...

, and a .303 British

Vickers machine gun The Vickers machine gun or Vickers gun is a Water cooling, water-cooled .303 British (7.7 mm) machine gun produced by Vickers Limited, originally for the British Army. The gun was operated by a three-man crew but typically required more me ...

. Her torpedo tubes were fitted to the bow and stern, and she could carry twenty torpedoes. Her

complement Complement may refer to: The arts * Complement (music), an interval that, when added to another, spans an octave ** Aggregate complementation, the separation of pitch-class collections into complementary sets * Complementary color, in the visu ...

was sixty-one crew members. ''Astute'' was

laid down Laying the keel or laying down is the formal recognition of the start of a ship's construction. It is often marked with a ceremony attended by dignitaries from the shipbuilding company and the ultimate owners of the ship. Keel laying is one ...

Vickers-Armstrongs Vickers-Armstrongs Limited was a British engineering conglomerate formed by the merger of the assets of Vickers Limited and Sir W G Armstrong Whitworth & Company in 1927. The majority of the company was nationalised in the 1960s and 1970s, w ...

shipyard on 4 April 1944, was launched on 30 January 1945 and completed on 30 June 1945.Blackman 1962, p. 275.

Service history

''Astute'' arrived at

Halifax, Nova Scotia Halifax is the capital and most populous municipality of the Provinces and territories of Canada, Canadian province of Nova Scotia, and the most populous municipality in Atlantic Canada. As of 2024, it is estimated that the population of the H ...

on 11 April 1950 for a six-week training period with the

Royal Canadian Navy The Royal Canadian Navy (RCN; , ''MRC'') is the Navy, naval force of Canada. The navy is one of three environmental commands within the Canadian Armed Forces. As of February 2024, the RCN operates 12 s, 12 s, 4 s, 4 s, 8 s, and several auxiliary ...

ending on 1 July. ''Astute'' spent 21 months in 1955–56 based at Halifax as part of the Canadian submarine squadron, leaving Canada for the UK on 10 December 1956. As a response to the

Cuban Missile Crisis The Cuban Missile Crisis, also known as the October Crisis () in Cuba, or the Caribbean Crisis (), was a 13-day confrontation between the governments of the United States and the Soviet Union, when American deployments of Nuclear weapons d ...

, ''Astute'' and sister ship , both part of the Halifax-based 6th Submarine Squadron, were deployed to the North-East of the

Grand Banks The Grand Banks of Newfoundland are a series of underwater plateaus south-east of the island of Newfoundland on the North American continental shelf. The Grand Banks are one of the world's richest fishing grounds, supporting Atlantic cod, swordfi ...

to warn if Soviet submarines were to be sent across the Atlantic to Cuba.

References

Publications

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External links

Pictures of Hms Astute at MaritimeQuest
{{DEFAULTSORT:Astute (P447) Amphion-class submarines Cold War submarines of the United Kingdom Ships built in Barrow-in-Furness 1945 ships