🌐EnglishEnglishFrançaisPolskiالعربيةفارسی中文EntityQ15274078· pop 6· linked from 141 articlesSM UB-52Wikidata factsInstance ofU-boatOperatorImperial German NavyManufacturerBlohm+VossImageUB 148 at sea 2.jpegSignificant eventship launchingShow 4 more factsP289Type UB III submarineP1071HamburgP8047German EmpireP1889U-52On the mapConnectionsgross register tonnageEntityFranceCountryCategories1917 shipsGerman Type UB III submarinesMaritime incidents in 1918Ships built in HamburgU-boats commissioned in 1917U-boats sunk by British submarinesU-boats sunk in 1918World War I shipwrecks in the Mediterranean SeaWorld War I submarines of Germany