EntityQ2472282· pop 5· linked from 331 articlesU-3504Sign in to save1944 Type XXI submarineConnectionsmetric horsepowerEntitymotor-generatorEntity2 cm Flak 30/38/FlakvierlingEntityWorld War IIConceptNazi GermanyConceptGdańskEntityInternational Standard Book NumberEntitywattEntitytonneEntitytorpedoEntityWilhelmshavenEntitydiesel engineEntityKriegsmarineEntityMAN SECompanynaval mineEntityU-boatEntityAdmiral HipperEntitytorpedo tubeEntitylong tonEntityEmdenEntityCategories1944 shipsMaritime incidents in May 1945Operation Regenbogen (U-boat)Ship infoboxes without an imageShips built by SchichauShips built in DanzigType XXI submarinesU-boats commissioned in 1944U-boats sunk in 1945World War II submarines of Germany