SM UB-90

SM UB-90 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 21 March 1918 as SM UB-90.

On 16 October 1918, UB-90 was hit by a torpedo from at and sunk. All 38 crew members died in the event.

Construction

She was built by AG Vulcan of Hamburg and following just under a year of construction, launched at Hamburg on 12 February 1918. UB-90 was commissioned early the next year under the command of Oblt.z.S. Gottfried von Mayer. Like all Type UB III submarines, UB-90 carried 10 torpedoes and was armed with a deck gun. UB-90 would carry a crew of up to 3 officer and 31 men and had a cruising range of . UB-90 had a displacement of while surfaced and when submerged. Her engines enabled her to travel at when surfaced and when submerged.

Summary of raiding history

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German Type UB III submarines

World War I submarines of Germany

U-boats commissioned in 1918

1918 ships

Ships built in Hamburg

U-boats sunk by British submarines

U-boats sunk in 1918

Maritime incidents in 1918

World War I shipwrecks in the North Sea

Submarines lost with all hands