EntityQ9307402· pop 5· linked from 175 articlesXP-69Sign in to saveproposed fighter aircraft by Republic AviationConnectionsArea 51EntityNorthrop XP-56 Black BulletEntityInternational Standard Book NumberEntityUnited States Air ForceEntityfighter aircraftEntityGeneral Dynamics F-16 Fighting FalconEntityLockheed Martin F-22 RaptorEntityLockheed Martin F-35 Lightning IIConceptMikoyan-Gurevich MiG-21EntityMcDonnell Douglas F-15 EagleConceptGrumman F-14 TomcatEntityMcDonnell Douglas F/A-18 HornetEntityLockheed F-117 NighthawkEntityMcDonnell Douglas F-4 Phantom IIEntityNorth American P-51 MustangEntityMikoyan-Gurevich MiG-23EntityLockheed SR-71 BlackbirdEntityturbochargerEntityMikoyan-Gurevich MiG-17EntityF-86 SabreEntityCategories1940s United States fighter aircraftAircraft with contra-rotating propellersAircraft with retractable conventional landing gearCancelled military aircraft projects of the United StatesLow-wing aircraftRepublic aircraftSingle-engined piston aircraftSingle-engined tractor aircraft