SM UB-75

SM UB-75 was a German Type UB III submarine or U-boat in the German Imperial Navy (Kaiserliche Marine) during World War I. She was commissioned into the German Imperial Navy on 11 September 1917 as SM UB-75.

UB-75 was serving in the Flanders Flotillas. On 10 December 1917 she was lost with all hands after hitting a mine.

Construction
She was built by AG Vulcan of Hamburg and following just under a year of construction, launched at Hamburg on 5 May 1917. UB-75 was commissioned later that same year. Like all Type UB III submarines, UB-75 carried 10 torpedoes and was armed with a 8.8 cm deck gun. UB-75 would carry a crew of up to 3 officer and 31 men and had a cruising range of 8680 nmi. UB-75 had a displacement of 516 t while surfaced and 648 t when submerged. Her engines enabled her to travel at 13.6 kn when surfaced and 7.8 kn when submerged.