EntityQ3544077· pop 9· linked from 182 articlesUSS HardheadSign in to save1943 Balao-class submarineConnectionsTench-class submarineEntityUnited States Naval InstituteEntityAustraliaCountryGreeceCountryPhilippinesCountrySingaporeCountryWorld War IIConceptMediterranean SeaEntityHawaiiConceptPalauCountryIllinoisEntitySan FranciscoEntityLouisianaEntityCaribbean SeaEntityNew OrleansEntityInternational Standard Book NumberEntitySouth China SeaEntitysubmarineEntityAnnapolisEntitybatteryEntityCategories1943 shipsBalao-class submarinesBalao-class submarines of the Hellenic NavyCold War submarines of the United StatesShips built in Superior, WisconsinWorld War II submarines of the United States