EntityQ471586· pop 11· linked from 728 articlesU-54Sign in to save1939 Type VIIB submarineConnectionsType VII submarineEntitymotor-generatorEntityFriedrich Krupp GermaniawerftEntityKorvettenkapitänEntity2 cm Flak 30/38/FlakvierlingEntityWorld War IIConceptNorth SeaEntityNazi GermanyConceptgeographic coordinate systemEntityInternational Standard Book NumberEntityKielEntitytonneEntitytorpedoEntitydiesel engineEntityRoyal NavyEntitydestroyerEntitypropellerEntityKriegsmarineEntityMAN SEEntitynaval mineEntityCategories1939 shipsGerman Type VIIB submarinesMaritime incidents in February 1940Ships built in KielU-boats commissioned in 1939U-boats sunk by minesU-boats sunk in 1940World War II shipwrecks in the Atlantic OceanWorld War II submarines of Germany