HMS C1 was one of 38 C-class submarines built for the Royal Navy in the first decade of the 20th century. The boat survived the First World War and was sold for scrap in 1920. Design and description The C class was essentially a repeat of the preceding B class, albeit with better performance underwater. The submarine had a length of overall, a beam of and a mean draft of . They displaced on the surface and submerged. The C-class submarines had a crew of two officers and fourteen ratings. For surface running, the boats were powered by a single 16-cylinder Vickers petrol engine that drove one propeller shaft. When submerged the propeller was driven by a electric motor. They could reach on the surface and underwater. On the surface, the C class had a range of at . The boats were armed with two 18-inch (45 cm) torpedo tubes in the bow. They could carry a pair of reload torpedoes, but generally did not as they would have to remove an equal weight of fuel in compensation. Construction and career C1 was built by Vickers at their Barrow-in-Furness shipyard, laid down on 13 November 1905, launched 10 July 1906 and was commissioned on 30 October 1906. The boat was equipped with wireless telegraphy. She was converted to a surface patrol boat and renamed S8 for Adriatic service. On 23 April 1918, she was packed with dynamite to be blown up at Zeebrugge Mole. However, this did not happen. C1 was sold 22 October 1920 to Stanlee, and resold 14 November 1921 to Young, Sunderland. Notes References External links MaritimeQuest HMS C-1 Pages Ships built in Barrow-in-Furness British C-class submarines Royal Navy ship names 1906 ships