SM UC-17
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SM ''UC-17'' was a German Type UC II
minelaying A minelayer is any warship, submarine, military aircraft or land vehicle deploying explosive mines. Since World War I the term "minelayer" refers specifically to a naval ship used for deploying naval mines. "Mine planting" was the term for ins ...
submarine A submarine (often shortened to sub) is a watercraft capable of independent operation underwater. (It differs from a submersible, which has more limited underwater capability.) The term "submarine" is also sometimes used historically or infor ...
or
U-boat U-boats are Submarine#Military, naval submarines operated by Germany, including during the World War I, First and Second World Wars. The term is an Anglicization#Loanwords, anglicized form of the German word , a shortening of (), though the G ...
in the
Imperial German Navy The Imperial German Navy or the ''Kaiserliche Marine'' (Imperial Navy) was the navy of the German Empire, which existed between 1871 and 1919. It grew out of the small Prussian Navy (from 1867 the North German Federal Navy), which was mainly for ...
in
World War I World War I or the First World War (28 July 1914 – 11 November 1918), also known as the Great War, was a World war, global conflict between two coalitions: the Allies of World War I, Allies (or Entente) and the Central Powers. Fighting to ...
. She was ordered on 29 August 1915 and launched on 29 February 1916. She was
commission In-Commission or commissioning may refer to: Business and contracting * Commission (remuneration), a form of payment to an agent for services rendered ** Commission (art), the purchase or the creation of a piece of art most often on behalf of anot ...
ed into the Imperial German Navy on 21 July 1916 as SM ''UC-17''."SM" stands for ''Seiner Majestäts'' () and combined with the ''U'' for ''Unterseeboot'' translates as "His Majesty's Submarine". In 21 patrols ''UC-17'' was credited with sinking 96 ships by either torpedo or laying
mines Mine, mines, miners or mining may refer to: Extraction or digging *Miner, a person engaged in mining or digging *Mining, extraction of mineral resources from the ground through a mine Grammar *Mine, a first-person English possessive pronoun Mi ...
. They included the
Royal Fleet Auxiliary The Royal Fleet Auxiliary (RFA) is a naval auxiliary fleet owned by the UK's Ministry of Defence. It is a component of His Majesty's Naval Service and provides logistical and operational support to the Royal Navy and Royal Marines. The RF ...
munitions ship , which she torpedoed and sank in the
English Channel The English Channel, also known as the Channel, is an arm of the Atlantic Ocean that separates Southern England from northern France. It links to the southern part of the North Sea by the Strait of Dover at its northeastern end. It is the busi ...
on 26 March 1918.


Design

Like all pre-''UC-25'' Type UC II submarines, ''UC-17'' had a displacement of when at the surface and while submerged. She had a total length of
overall Overalls or bib-and-brace overalls, also called dungarees in British English, are a type of garment usually used as protective clothing when working. The garments are commonly referred to as a "pair of overalls" by analogy with "pair of trousers ...
, a
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of , and a draught of . The submarine was powered by two six-cylinder four-stroke diesel engines each producing (a total of ), two
electric motor An electric motor is a machine that converts electrical energy into mechanical energy. Most electric motors operate through the interaction between the motor's magnetic field and electric current in a electromagnetic coil, wire winding to gene ...
s producing , and two
propeller shaft A drive shaft, driveshaft, driving shaft, tailshaft (Australian English), propeller shaft (prop shaft), or Cardan shaft (after Girolamo Cardano) is a component for transmitting mechanical power, torque, and rotation, usually used to connect o ...
s. She had a dive time of 35 seconds and was capable of operating at a depth of . The submarine had a maximum surface speed of and a submerged speed of . When submerged, she could operate for at ; when surfaced, she could travel at . ''UC-17'' was fitted with six mine tubes, eighteen UC 200 mines, three
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 on the stern and two on the bow), seven torpedoes, and one Uk L/30 deck gun. 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 twenty-six crew members.


Fate

''UC-17'' was surrendered on 26 November 1918 and
broken up Ship breaking (also known as ship recycling, ship demolition, ship scrapping, ship dismantling, or ship cracking) is a type of ship disposal involving the breaking up of ships either as a source of Interchangeable parts, parts, which can be sol ...
at Preston in 1919–20.


Summary of raiding history


Notes


References


References

* * * * {{DEFAULTSORT:Uc017 Ships built in Hamburg German Type UC II submarines U-boats commissioned in 1916 World War I minelayers of Germany World War I submarines of Germany 1916 ships