Name UB-129 Yard number 302 Launched 10 April 1918 Builder AG Weser | Ordered 6/8 February 1917 Commissioned 11 May 1918 Draft 3.72 m | |
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Cost 3,654,000 German Papiermark Fate Lost in the surrender of Austria-Hungary, 30 October 1918. | ||
SM UB-129 was a German Type UB III submarine or U-boat in the German Imperial Navy (German: Kaiserliche Marine) during World War I. She was commissioned into the German Imperial Navy on 11 June 1918 as SM UB-129.
UB-129 was lost 31 October 1918 in Fiume (45°19′N 14°26′E) after the surrender of Austria-Hungary.
Construction
She was built by AG Weser of Bremen and following just under a year of construction, launched at Bremen on 11 May 1918. UB-129 was commissioned later the same year under the command of Kptlt. Karl Neumann. Like all Type UB III submarines, UB-129 carried 10 torpedoes and was armed with a 10.5 cm (4.13 in) deck gun. UB-129 would carry a crew of up to 3 officer and 31 men and had a cruising range of 7,280 nautical miles (13,480 km; 8,380 mi). UB-129 had a displacement of 512 t (504 long tons) while surfaced and 643 t (633 long tons) when submerged. Her engines enabled her to travel at 13.9 knots (25.7 km/h; 16.0 mph) when surfaced and 7.6 knots (14.1 km/h; 8.7 mph) when submerged.