|Shipyard||Blohm & Voss, Hamburg (Werk 275)|
|Ordered||20 Nov 1915|
|Launched||6 May 1916|
|Commissioned||25 Sep 1916|
|Successes||20 ships sunk with a total of 65,335 tons.|
3 ships damaged with a total of 14,001 tons.
1 warship sunk with a total of 785 tons. (View ships hit by UC 34)
|Fate||30 Oct 1918 - Scuttled at Pola in position 44.52N, 13.50E on the surrender of Austro-Hungary..|
In service as the Austro-Hungarian U-boat U74.