SM UB-131

SM UB-131 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 4 July 1918 as SM UB-131.

UB-131 was surrendered to the Allies at Harwich on 21 November 1918 in accordance with the requirements of the Armistice with Germany. She was wrecked near Bulverhythe on 9 Jan 21 while in-tow from Harwich to Falmouth to take part in explosive trials. The wreck was sold to F. Ray & Sons on 23 May 1921 for £655, and was broken up in situ.

Construction
She was built by AG Weser of Bremen and following just under a year of construction, launched at Bremen on 4 June 1918. UB-131 was commissioned later the same year under the command of Kptlt. Gerhard Schulz. Like all Type UB III submarines, UB-131 carried 10 torpedoes and was armed with a 10.5 cm deck gun. UB-131 would carry a crew of up to 3 officer and 31 men and had a cruising range of 7,280 nmi. UB-131 had a displacement of 512 t while surfaced and 643 t when submerged. Her engines enabled her to travel at 13.9 kn when surfaced and 7.6 kn when submerged.