SM UC-33

SM UC-33 was a German Type UC II minelaying submarine or U-boat in the German Imperial Navy () during World War I. The U-boat was ordered on 29 August 1915 and was launched on 26 August 1916. She was commissioned into the German Imperial Navy on 25 September 1916 as SM UC-33. In seven patrols UC-33 was credited with sinking 36 ships, either by torpedo or by mines laid. UC-33 was shelled and then rammed by patrol boat PC61 captained by Frank Worsley at position  in St. George's Channel on 26 September 1917.

Design
A German Type UC II submarine, UC-33 had a displacement of  when at the surface and  while submerged. She had a length overall of , a beam of , and a draught of . The submarine was powered by two six-cylinder four-stroke diesel engines each producing  (a total of ), two electric motors producing , and two propeller shafts. She had a dive time of 48 seconds and was capable of operating at a depth of .

The submarine had a maximum surface speed of  and a submerged speed of . When submerged, she could operate for  at ; when surfaced, she could travel  at . UC-33 was fitted with six  mine tubes, eighteen UC 200 mines, three  torpedo tubes (one on the stern and two on the bow), seven torpedoes, and one  Uk L/30 deck gun. Her complement was twenty-six crew members.

Summary of raiding history

References

Notes

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Category:Ships built in Hamburg
Category:German Type UC II submarines
Category:U-boats commissioned in 1916
Category:Maritime incidents in 1917
Category:U-boats sunk in 1917
Category:U-boats sunk by British warships
Category:World War I minelayers of Germany
Category:World War I shipwrecks in the Irish Sea
Category:World War I submarines of Germany
Category:1916 ships
Category:U-boats sunk in collisions