Overview
HMS L17 was a L-class submarine built for the Royal Navy during World War I. She was one of five boats in the class to be fitted as a minelayer. The boat survived the war and was sold for scrap in 1934.
Design and description
L9 and its successors were enlarged to accommodate 21-inch (53.3 cm) torpedoes and more fuel. The submarine had a length of overall, a beam of and a mean draft of . They displaced on the surface and submerged. The L-class submarines had a crew of 38 officers and ratings. For surface running, the boats were powered by two 12-cylinder Vickers diesel engines, each driving one propeller shaft. When submerged each propeller was driven by a electric motor. The boats were armed with four 21-inch torpedo tubes in the bow and two 18-inch (45 cm) in broadside mounts. They carried four reload torpedoes for the 21-inch tubes for a grand total of ten torpedoes of all sizes. They were also armed with a deck gun. L17 was fitted with 16 vertical mine chutes in her saddle tanks and carried one mine per chute.
Construction and career
HMS L17 was built by Vickers, Barrow-in-Furness. She was laid down on 24 January 1917 and commissioned on an unknown date. The boat was sold in February 1934 at Pembroke Dock.