EntityQ1669230· pop 7· linked from 30 articlesSM U-56Sign in to saveConnectionsmetric horsepowerEntitygross register tonnageEntityType U 51 submarineEntityNorwayCountryUnited KingdomCountryWorld War IConceptInternational Standard Book NumberEntityRussian EmpireCountrysubmarineEntityGerman EmpireEntitywattEntitytonneEntitytorpedoEntityknotEntitynautical mileEntitydestroyerEntitymerchant vesselEntityHMHS BritannicEntityImperial German NavyEntityImperial Russian NavyEntityCategories1916 shipsMaritime incidents in 1916Missing U-boats of World War IShips built in Bremen (state)Type U 51 submarinesU-boats commissioned in 1916U-boats sunk in 1916World War I submarines of Germany