EntityQ1439747· pop 12· linked from 187 articlesS-52Sign in to save1948 utility helicopter family by SikorskyConnectionsUnited States NavyEntityUnited States ArmyEntityBell 47EntityUnited StatesCountryHondurasCountryNASAConceptInternational Standard Book NumberEntityKorean WarEntityhelicopterEntityOrlandoEntitytorpedoEntityKennedy Space CenterEntityHughes AH-64 ApacheEntityUnited States Marine CorpsEntityCape CanaveralEntitySikorsky UH-60 Black HawkEntityBell UH-1 IroquoisEntityBoeing CH-47 ChinookEntityUnited States Coast GuardEntityundercarriageEntityCategories1950s United States helicopters1950s United States military utility aircraftAircraft first flown in 1947Sikorsky aircraftSingle-engined piston helicopters