Type UE I submarine

The German Type UE I submarine was an ocean-going single-hull submarine with saddle tanks built by AG Vulkan in Hamburg and Kaiserliche Werft Danzig. The Type UE I was equipped with two six-cylinder Benz engines for 900 hp for a surface top speed of 9.6 kn to 10.6 kn. Armed with a single torpedo tube forward and aft, plus one 8.8 cm SK L/30 deck gun (U-72 received a 10.5 cm SK L/45 gun in 1917), its main weapon were the 38 mines in two minelaying tubes. The boats were crewed by four officers and 28 men for a complement of 32.