SM UB-66

SM UB-66 was a German Type UB III submarine or U-boat in the German Imperial Navy during World War I. She was commissioned into the German Imperial Navy on 1 August 1917 as SM UB-66.
UB-66 went missing in the Eastern Mediterranean after 17 January 1918.

Construction

She was built by Friedrich Krupp Germaniawerft of Kiel and following just under a year of construction, launched at Kiel on 31 May 1917. UB-66 was commissioned later that same year under the command of Kptlt. Fritz Wernicke. Like all Type UB III submarines, UB-66 carried 10 torpedoes and was armed with a deck gun. UB-66 would carry a crew of up to 3 officer and 31 men and had a cruising range of. UB-66 had a displacement of while surfaced and when submerged. Her engines enabled her to travel at when surfaced and when submerged.

Previously recorded fate

UB-66 was previously thought to have been depth-charged by off Cap Bon, Italy on 18 January 1918. However, UB-66 was ordered to patrol in the eastern Mediterranean before sailing to Constantinople. She refueled in Beirut on 10 January, and was sighted off Famagusta on the 12th. UB-66 received credit for sinking Windsor Hall on 17 January, therefore, UB-66 could not have been off Cap Bon the following day.