HMS ''K1'' was a

First World War World War I (28 July 1914 11 November 1918), often abbreviated as WWI, was one of the deadliest global conflicts in history. Belligerents included much of Europe, the Russian Empire, the United States, and the Ottoman Empire, with fightin ...

steam turbine-propelled K-class submarine of the

Royal Navy The Royal Navy (RN) is the United Kingdom's naval warfare force. Although warships were used by English and Scottish kings from the early medieval period, the first major maritime engagements were fought in the Hundred Years' War against ...

. ''K1'' was sunk to prevent it being captured after colliding with off the

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coast. She had been patrolling on the surface as part of a

flotilla A flotilla (from Spanish, meaning a small ''flota'' ( fleet) of ships), or naval flotilla, is a formation of small warships that may be part of a larger fleet. Composition A flotilla is usually composed of a homogeneous group of the same clas ...

of submarines operating in line ahead. The flotilla was led by the

light cruiser A light cruiser is a type of small or medium-sized warship. The term is a shortening of the phrase "light armored cruiser", describing a small ship that carried armor in the same way as an armored cruiser: a protective belt and deck. Prior to th ...

, followed by ''K1'', , ''K4'', and . The crew survived and taken off by two cutters sent from HMS Blonde. The collision occurred at approx 17:35 and after consultation with the rescued submariner officers and concluding that the K1 could not be saved, Blonde opened fire with one of her 4 inch guns and sank the submarine with a few shells at 19:10 hours.

Design

''K1'' displaced when at the surface and while submerged. It had a total length of , a beam of , and a draught of . The submarine was powered by two oil-fired

Yarrow Shipbuilders Yarrow Shipbuilders Limited (YSL), often styled as simply Yarrows, was a major shipbuilding firm based in the Scotstoun district of Glasgow on the River Clyde. It is now part of BAE Systems Surface Ships, owned by BAE Systems, which has also op ...

boilers each supplying one geared Brown-Curtis or Parsons steam turbine; this developed 10,500 ship horsepower (7,800 kW) to drive two screws. Submerged power came from four electric motors each producing . It was also had an diesel engine to be used when steam was being raised, or instead of raising steam. The submarine had a maximum surface speed of and a submerged speed of . It could operate at depths of at for . ''K1'' was armed 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, two

deck gun A deck gun is a type of naval artillery mounted on the deck of a submarine. Most submarine deck guns were open, with or without a shield; however, a few larger submarines placed these guns in a turret. The main deck gun was a dual-purpose ...

s, and a anti-aircraft gun. Its torpedo tubes were four in the bows, four in the midship section firing to the sides, and two were mounted on the deck in rotating mountings. Its

complement A complement is something that completes something else. Complement may refer specifically to: The arts * Complement (music), an interval that, when added to another, spans an octave ** Aggregate complementation, the separation of pitch-clas ...

was fifty-nine crew members.

References

External links

'Submarine losses 1904 to present day' - Royal Navy Submarine Museum
{{DEFAULTSORT:K01 British K-class submarines British submarine accidents World War I shipwrecks in the North Sea 1916 ships Maritime incidents in 1917 Ships sunk in collisions Ships built in Portsmouth Royal Navy ship names