SM UB-24 was a German Type UB II submarine or U-boat in the German Imperial Navy (German: Kaiserliche Marine) during World War I. The U-boat was ordered on 30 April 1915 and launched on 18 October 1915. She was commissioned into the German Imperial Navy on 18 November 1915 as SM UB-24.[1] The submarine was surrendered to France in accordance with the requirements of the Armistice with Germany on 24 November 1918 and broken up in Cherbourg in July 1921.
A Type UB II submarine, UB-24 had a displacement of 265t when at the surface and 291t while submerged. She had a total length of 36.13m (118.54feet), a beam of 4.36m (14.3feet), and a draught of 3.66m (12.01feet). The submarine was powered by two Benz six-cylinder diesel engines producing a total 267PS, two Siemens-Schuckert electric motor producing 280PS, and one propeller shaft. She was capable of operating at depths of up to .
The submarine had a maximum surface speed of and a maximum submerged speed of . When submerged, she could operate for at ; when surfaced, she could travel at . UB-24 was fitted with two torpedo tubes, four torpedoes, and one 5sp=usNaNsp=us SK L/40 deck gun. She had a complement of twenty-one crew members and two officers and a thirty-second dive time.