SM UB-100

SM UB-100 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 17 September 1918 as SM UB-100.

UB-100 was surrendered on 22 November 1918 and broken up in Dortrecht in 1922.

Construction
She was built by AG Vulcan of Hamburg and following just under a year of construction, launched at Hamburg on 13 August 1918. UB-100 was commissioned later the same year. Like all Type UB III submarines, UB-100 carried 10 torpedoes and was armed with a 10.5 cm deck gun. UB-100 would carry a crew of up to 3 officer and 31 men and had a cruising range of 7120 nmi. UB-100 had a displacement of 510 t while surfaced and 640 t when submerged. Her engines enabled her to travel at 13 kn when surfaced and 7.4 kn when submerged.