EntityQ2207302· pop 8· linked from 46 articlesSM U-41Sign in to saveworld War I combat submarineConnectionsmetric horsepowerEntitygross register tonnageEntitylength overallEntitymotor-generatorEntityType U 31 submarineEntityUnited StatesCountryNorwayCountryUnited KingdomCountryPortugalCountrySwedenCountryWorld War IConceptgeographic coordinate systemEntityInternational Standard Book NumberEntityRussian EmpireCountrysubmarineEntityGerman EmpireEntityWayback MachineEntitywattEntitytonneEntitytorpedoEntityCategories1914 shipsGerman Type U 31 submarinesMaritime incidents in 1915Ship infoboxes without an imageShips built in KielU-boats commissioned in 1915U-boats sunk by British warshipsU-boats sunk in 1915World War I shipwrecks in the Atlantic OceanWorld War I submarines of Germany