EntityQ17163402· pop 20· linked from 256 articlesS-61Sign in to savetransport helicopter family by SikorskyConnectionsSikorsky S-67 BlackhawkEntityUnited StatesCountrySpainCountryCanadaCountryNorwayCountryUnited KingdomCountryNetherlandsConceptArgentinaCountryIndonesiaCountryAfghanistanCountryLondonCityPakistanCountryIraqCountryBangladeshCountryRepublic of IrelandCountryLebanonCountryBruneiCountryHawaiiConceptAtlantic OceanEntityGreenlandConceptCategories1950s United States civil utility aircraft1950s United States helicoptersAircraft first flown in 1961Amphibious helicoptersSearch and rescue helicoptersSikorsky aircraftSikorsky S-61Twin-turbine helicopters