EntityQ3551956· pop 9· linked from 424 articlesU-1223Sign in to save1943 Type IXC/40 submarineConnectionsType IX submarineEntitygross register tonnageEntitymotor-generatorEntityOberleutnant zur SeeEntityUnited KingdomCountryWorld War IIConceptHamburgEntityNazi GermanyConceptgeographic coordinate systemEntityInternational Standard Book NumberEntityBergenEntitySzczecinEntitysubmarineEntityFlensburgEntityBremerhavenEntitytonneEntityKristiansandEntitytorpedoEntityknotEntitydiesel engineEntityCategories1943 shipsGerman Type IX submarinesMaritime incidents in May 1945Operation Regenbogen (U-boat)Ship infoboxes without an imageShips built in HamburgU-boats commissioned in 1943World War II submarines of Germany