U27 (UBII) class submarine
- 1916-SMU 27, Built, #82?, Óbuda Shipyard of DDSG , Transferred by rail. Cantiere Navale, Pola finalized1916-SMU 29, Built, #69, Bergudi Yard of Ganz & Co. Machine-, Waggon & Shipyard Co. Ltd.1916-SMU 30, Built, #70, Bergudi Yard of Ganz & Co. Machine-, Waggon & Shipyard Co. Ltd.1917-SMU 28, Built, Óbuda Shipyard of DDSG , Constructed in Budapest and transferred to Pola by rail. Navale, Pola finalized1917-SMU 31, Built, #71, Bergudi Yard of Ganz & Co. Machine-, Waggon & Shipyard Co. Ltd.1917-SMU 32, Built, #72, Bergudi Yard of Ganz & Co. Machine-, Waggon & Shipyard Co. Ltd.1917-SMU 40, Built, Óbuda Shipyard of DDSG , Cantiere Navale, Pola finalized.