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U.S. X-Planes (Developments and Concepts)

A nation never short on dreamers, the United States has done much to push the envelope of flight in the last century - a tradition that continues today.

U.S. X-Planes (Developments and Concepts)

A nation never short on dreamers, the United States has done much to push the envelope of flight in the last century - a tradition that continues today.

OVERVIEW



There are a total of 240 U.S. X-Planes (Developments and Concepts) in the Military Factory. Entries are listed below by initial year of flight descending.



Jump-to Entries:
1-100
| 101-200
| 201-300
| 301-400
| 401-500
| 501-600
| 601-700
| 701-800
| 801-900
| 901-1000
Area-I (NASA) PTERA
Unmanned Sub-Scale Wing Morphing Test Aircraft
Picture of the Area-I (NASA) PTERA
001
National Flag Graphic
2015
AVX Future Attack Reconnaissance Aircraft (FARA)
Light Attack / Observation / Scout Helicopter Proposal
Picture of the AVX Future Attack Reconnaissance Aircraft (FARA)
002
National Flag Graphic
2028
AVX Joint Multi-Role (JMR)
Compound Military Transport Helicopter Proposal
Picture of the AVX Joint Multi-Role (JMR)
003
National Flag Graphic
2024
Beechcraft XA-38 Grizzly / Destroyer
Tactical / Heavy Attack Aircraft Prototype
Picture of the Beechcraft XA-38 Grizzly / Destroyer
004
National Flag Graphic
1944
Bell ARH-70 (Arapaho)
Armed Reconnaissance Light Helicopter
Picture of the Bell ARH-70 (Arapaho)
005
National Flag Graphic
2006
Bell D-188 (XF3L / XF-109)
Vertical Take-Off and Landing (VTOL) Supersonic Multirole Aircraft Proposal
Picture of the Bell D-188 (XF3L / XF-109)
006
National Flag Graphic
1961
Bell D-36
All-Weather Heavy Fighter / Night-Fighter Aircraft Proposal
Picture of the Bell D-36
007
National Flag Graphic
1950
Bell Model 22
Single-Seat, Single-Engine Carrierborne Fighter Proposal
Picture of the Bell Model 22
008
National Flag Graphic
1941
Bell Model 533 (High Performance Helicopter)
Experimental / Research Helicopter
Picture of the Bell Model 533 (High Performance Helicopter)
009
National Flag Graphic
1962
Bell P-59 Airacomet
Jet-Powered Fighter Aircraft
Picture of the Bell P-59 Airacomet
0010
National Flag Graphic
1945
Bell V-247 Vigilant
Tiltrotor Unmanned Aerial System (UAS) Proposal
Picture of the Bell V-247 Vigilant
0011
National Flag Graphic
2023
Bell V-280 Valor
3rd Generation Tiltrotor Technology Demonstrator
Picture of the Bell V-280 Valor
0012
National Flag Graphic
2022
Bell X-1
Supersonic Experimental Aircraft
Picture of the Bell X-1
0013
National Flag Graphic
1947
Bell X-14 (Type 68)
Experimental VTOL Aircraft
Picture of the Bell X-14 (Type 68)
0014
National Flag Graphic
1957
Bell X-2 (Starbuster)
Experimental Research Aircraft
Picture of the Bell X-2 (Starbuster)
0015
National Flag Graphic
1955
Bell X-5
Jet-Powered Technology Demonstrator Fighter Aircraft
Picture of the Bell X-5
0016
National Flag Graphic
1951
Bell XFL Airabonita
Carrierborne Interceptor
Picture of the Bell XFL Airabonita
0017
National Flag Graphic
1940
Bell XFM Airacuda
Bomber Interceptor / Bomber Destroyer / Heavy Fighter
Picture of the Bell XFM Airacuda
0018
National Flag Graphic
1937
Bell XP-52 (Model 16)
Twin-Boom Single-Seat Heavy Fighter Proposal
Picture of the Bell XP-52 (Model 16)
0019
National Flag Graphic
1940
Bell XP-59 (Model 20)
Twin-Boom Fighter Proposal
Picture of the Bell XP-59 (Model 20)
0020
National Flag Graphic
1943
Bell XP-77
Fighter Prototype Aircraft
Picture of the Bell XP-77
0021
National Flag Graphic
1944
Bell XP-83
Jet-Powered Escort Fighter Aircraft Prototype
Picture of the Bell XP-83
0022
National Flag Graphic
1945
Boeing (Hughes) AH-64 Apache
Dedicated Two-Seat Attack Helicopter
Picture of the Boeing (Hughes) AH-64 Apache
0023
National Flag Graphic
1986
Boeing (McDonnell Douglas) X-36
Unmanned Fighter Technology Demonstrator
Picture of the Boeing (McDonnell Douglas) X-36
0024
National Flag Graphic
1997
Boeing / Sikorsky RAH-66 Comanche
Reconnaissance / Light Attack Helicopter
Picture of the Boeing / Sikorsky RAH-66 Comanche
0025
National Flag Graphic
2004
Boeing AH-64E Block 2 Compound
Twin-Seat, Twin-Engine Attack Helicopter Proposal
Picture of the Boeing AH-64E Block 2 Compound
0026
National Flag Graphic
2028
Boeing B-17 Flying Fortress
Four-Engined Heavy Bomber Aircraft
Picture of the Boeing B-17 Flying Fortress
0027
National Flag Graphic
1937
Boeing B-54 (Ultrafortress)
Four-Engine, High-Altitude, Long-Range Heavy Bomber Proposal
Picture of the Boeing B-54 (Ultrafortress)
0028
National Flag Graphic
1947
Boeing Bird of Prey
Stealth Aircraft Technology Demonstrator
Picture of the Boeing Bird of Prey
0029
National Flag Graphic
1996
Boeing F/A-18 Advanced Super Hornet
Carrier-Based Strike Fighter Aircraft Prototype
Picture of the Boeing F/A-18 Advanced Super Hornet
0030
National Flag Graphic
2015
Boeing KC-97 Stratofreighter
Strategic Air Tanker / Aerial Refueling Aircraft
Picture of the Boeing KC-97 Stratofreighter
0031
National Flag Graphic
1951
Boeing Model 2707 (SST)
SuperSonic Transport Airliner Proposal
Picture of the Boeing Model 2707 (SST)
0032
National Flag Graphic
1971
Boeing Model 376
Carrierborne Fighter Aircraft Proposal
Picture of the Boeing Model 376
0033
National Flag Graphic
1943
Boeing Model 394
Carrierborne Lightweight Fighter Proposal
Picture of the Boeing Model 394
0034
National Flag Graphic
1943
Boeing MQ-25 Stingray
Carrierbased Unmanned Tanker Aircraft Proposal
Picture of the Boeing MQ-25 Stingray
0035
National Flag Graphic
2024
Boeing Skyfox
Advanced Jet Trainer Proposal
Picture of the Boeing Skyfox
0036
National Flag Graphic
1983
Boeing Transonic Truss-Braced Wing (TTBW)
Commercial Airliner Concept
Picture of the Boeing Transonic Truss-Braced Wing (TTBW)
0037
National Flag Graphic
2023
Boeing X-32 JSF (Joint Stike Fighter)
Technology Demonstrator
Picture of the Boeing X-32 JSF (Joint Stike Fighter)
0038
National Flag Graphic
2000
Boeing X-45
Unmanned Combat Air Vehicle (UCAV) Prototype
Picture of the Boeing X-45
0039
National Flag Graphic
2002
Boeing X-48
Experimental Blended Wing Body (BWB) Drone
Picture of the Boeing X-48
0040
National Flag Graphic
2007
Boeing X-51 (Waverider)
Scramjet Technology Demonstrator
Picture of the Boeing X-51 (Waverider)
0041
National Flag Graphic
2010
Boeing X-53 AAW (Active Aeroelastic Wing)
Experimental Aircraft
Picture of the Boeing X-53 AAW (Active Aeroelastic Wing)
0042
National Flag Graphic
2006
Boeing XB-15 (XBLR-1 / Grandpappy)
Long Range Heavy Bomber Prototype
Picture of the Boeing XB-15 (XBLR-1 / Grandpappy)
0043
National Flag Graphic
1937
Boeing XB-38 Flying Fortress
Strategic Heavy Bomber Aircraft Prototype
Picture of the Boeing XB-38 Flying Fortress
0044
National Flag Graphic
1943
Boeing XB-39 (Spirit of Lincoln)
Heavy Strategic Bomber Prototype Aircraft
Picture of the Boeing XB-39 (Spirit of Lincoln)
0045
National Flag Graphic
1944
Boeing XB-55
Strategic Bomber Proposal
Picture of the Boeing XB-55
0046
National Flag Graphic
1947
Boeing XB-59
Supersonic Medium Jet Bomber Proposal
Picture of the Boeing XB-59
0047
National Flag Graphic
1949
Boeing XF8B
Carrier-Based Long-Range Fighter Prototype
Picture of the Boeing XF8B
0048
National Flag Graphic
1944
Boeing XP-8
Prototype Fighter
Picture of the Boeing XP-8
0049
National Flag Graphic
1928
Boeing Y1B-20
Experimental Heavy Bomber Aircraft
Picture of the Boeing Y1B-20
0050
National Flag Graphic
1938
Boeing YB-40 Flying Fortress
Bomber Escort Prototype Aircraft
Picture of the Boeing YB-40 Flying Fortress
0051
National Flag Graphic
1943
Boeing YB-9 (Death Angel)
Prototype Monoplane Bomber
Picture of the Boeing YB-9 (Death Angel)
0052
National Flag Graphic
1931
Boeing YC-14 (Model 953)
Tactical Airlifter Transport Aircraft Prototype
Picture of the Boeing YC-14 (Model 953)
0053
National Flag Graphic
1976
Boeing-Saab T-X
5th Generation Advanced Jet Trainer Aircraft Prototype
Picture of the Boeing-Saab T-X
0054
National Flag Graphic
2023
Brewster XA-32
Ground Attack / Dive Bomber Aircraft Prototype
Picture of the Brewster XA-32
0055
National Flag Graphic
1943
Consolidated Vultee Downey
Penetration Fighter Proposal
Picture of the Consolidated Vultee Downey
0056
National Flag Graphic
1947
Consolidated XB-41 Liberator
Bomber Escort Prototype Aircraft
Picture of the Consolidated XB-41 Liberator
0057
National Flag Graphic
1942
CONVAIR B-36 Peacemaker
Long-Range Strategic Heavy Bomber Aircraft
Picture of the CONVAIR B-36 Peacemaker
0058
National Flag Graphic
1949
CONVAIR F2Y Sea Dart
Seaplane Fighter Prototype Aircraft
Picture of the CONVAIR F2Y Sea Dart
0059
National Flag Graphic
1953
CONVAIR Skate
Seaplane Fighter / Flying Boat Fighter / Interceptor
Picture of the CONVAIR Skate
0060
National Flag Graphic
1949
CONVAIR XA-44 (XB-53)
Attack Platform / Medium Bomber Proposal
Picture of the CONVAIR XA-44 (XB-53)
0061
National Flag Graphic
1949
CONVAIR XB-46
Jet-Powered Medium Bomber Prototype
Picture of the CONVAIR XB-46
0062
National Flag Graphic
1947
CONVAIR XFY Pogo
Experimental Vertical Take-Off and Landing (VTOL) Fighter Prototype
Picture of the CONVAIR XFY Pogo
0063
National Flag Graphic
1954
Curtiss A-1 Triad (Model E)
Experimental Navy Floatplane Aircraft
Picture of the Curtiss A-1 Triad (Model E)
0064
National Flag Graphic
1911
Curtiss P-304
Single-Seat, Single-Engine Jet-Powered Fighter Proposal
Picture of the Curtiss P-304
0065
National Flag Graphic
1945
Curtiss Proposal II
Research Aircraft
Picture of the Curtiss Proposal II
0066
National Flag Graphic
1948
Curtiss Wanamaker (Model T / Model 3)
Four-Engine Triplane Flying Boat Aircraft
Picture of the Curtiss Wanamaker (Model T / Model 3)
0067
National Flag Graphic
1916
Curtiss XA-40
Single-Seat, Single-Engine Light Bomber Proposal
Picture of the Curtiss XA-40
0068
National Flag Graphic
1943
Curtiss XF14C
Carrier-Borne Fighter Prototype
Picture of the Curtiss XF14C
0069
National Flag Graphic
1944
Curtiss XF15C
Mixed-Propulsion Navy Fighter Prototype
Picture of the Curtiss XF15C
0070
National Flag Graphic
1945
Curtiss XP-31 Swift
Single-Seat Monoplane Fighter Prototype
Picture of the Curtiss XP-31 Swift
0071
National Flag Graphic
1932
Curtiss XP-37 (Allison Hawk)
Fighter Prototype
Picture of the Curtiss XP-37 (Allison Hawk)
0072
National Flag Graphic
1937
Curtiss XP-40Q (Warhawk)
Single-Seat Monoplane Fighter Prototype Aircraft
Picture of the Curtiss XP-40Q (Warhawk)
0073
National Flag Graphic
1943
Curtiss XP-42
Prototype Fighter Aircraft
Picture of the Curtiss XP-42
0074
National Flag Graphic
1939
Curtiss XP-46
Fighter Aircraft Prototype
Picture of the Curtiss XP-46
0075
National Flag Graphic
1941
Curtiss XP-53 (Model 88)
Lightweight Monoplane Fighter Proposal
Picture of the Curtiss XP-53 (Model 88)
0076
National Flag Graphic
1940
Curtiss XP-60
Single-Seat, Single-Engine Prototype Fighter Aircraft
Picture of the Curtiss XP-60
0077
National Flag Graphic
1941
Curtiss XP-62
Single-Seat, Single-Engine Fighter Aircraft Prototype
Picture of the Curtiss XP-62
0078
National Flag Graphic
1943
Curtiss-Wright XP-55 Ascender
Single-Seat, Single-Engine Pursuit Fighter Prototype
Picture of the Curtiss-Wright XP-55 Ascender
0079
National Flag Graphic
1943
Curtiss-Wright XP-71
Twin-Engine Heavy Fighter / Bomber Escort Aircraft
Picture of the Curtiss-Wright XP-71
0080
National Flag Graphic
1943
Curtiss-Wright XP-87 / XF-87 Blackhawk
Prototype Interceptor / Night-Fighter Aircraft
Picture of the Curtiss-Wright XP-87 / XF-87 Blackhawk
0081
National Flag Graphic
1948
DARPA Falcon HTV-2
Experimental Hypersonic Test Vehicle
Picture of the DARPA Falcon HTV-2
0082
National Flag Graphic
2010
DARPA KQ-X (Global Hawk)
Unmanned Aerial Refueling Tanker Demonstrator Vehicle
Picture of the DARPA KQ-X (Global Hawk)
0083
National Flag Graphic
2012
Davis-Douglas Cloudster
Two-Seat Single-Engine Long-Range Biplane Aircraft
Picture of the Davis-Douglas Cloudster
0084
National Flag Graphic
1921
Dayton-Wright PS-1
Single-Seat Monoplane Interceptor Aircraft
Picture of the Dayton-Wright PS-1
0085
National Flag Graphic
1923
Douglas A2D Skyshark
Prototype Carried-Based Attack Aircraft
Picture of the Douglas A2D Skyshark
0086
National Flag Graphic
1954
Douglas D-558-1 Skystreak (Phase 1)
Experimental Research Aircraft
Picture of the Douglas D-558-1 Skystreak (Phase 1)
0087
National Flag Graphic
1947
Douglas D-558-2 Skyrocket (Phase 2)
Experimental High-Speed Research Platform
Picture of the Douglas D-558-2 Skyrocket (Phase 2)
0088
National Flag Graphic
1948
Douglas F5D Skylancer
Fighter Prototype / Technology Demonstrator Aircraft
Picture of the Douglas F5D Skylancer
0089
National Flag Graphic
1956
Douglas Model 423
Heavy Bomber Design Proposal
Picture of the Douglas Model 423
0090
National Flag Graphic
1944
Douglas VTB (SD-114-6)
Carrierborne Attack Aircraft Proposal
Picture of the Douglas VTB (SD-114-6)
0091
National Flag Graphic
1939
Douglas X-3 (Stiletto)
Research Aircraft
Picture of the Douglas X-3 (Stiletto)
0092
National Flag Graphic
1952
Douglas XB-19 (XBLR-2)
Experimental Heavy Bomber Aircraft
Picture of the Douglas XB-19 (XBLR-2)
0093
National Flag Graphic
1941
Douglas XB-31 (Raidmaster) (Model 332)
Super-Heavy Bomber Aircraft Design Proposal
Picture of the Douglas XB-31 (Raidmaster) (Model 332)
0094
National Flag Graphic
1944
Douglas XB-42 Mixmaster
Experimental Pusher Bomber Aircraft
Picture of the Douglas XB-42 Mixmaster
0095
National Flag Graphic
1944
Douglas XB-43 Jetmaster
Experimental Bomber Aircraft
Picture of the Douglas XB-43 Jetmaster
0096
National Flag Graphic
1946
Douglas XFD
Combat Fighter Prototype Aircraft
Picture of the Douglas XFD
0097
National Flag Graphic
1933
Douglas XP-48
Lightweight Single-Seat Point Defense Fighter Aircraft Proposal
Picture of the Douglas XP-48
0098
National Flag Graphic
1940
Douglas XTB2D Skypirate
Prototype Heavy Torpedo Bomber Aircraft
Picture of the Douglas XTB2D Skypirate
0099
National Flag Graphic
1945
Fisher XP-75 / P-75 Eagle
Single-Seat, Single-Engine Interceptor Prototype
Picture of the Fisher XP-75 / P-75 Eagle
00100
National Flag Graphic
1943
ADVERTISEMENTS
General Atomics MQ-25 Stingray
Unmanned Aerial Tanker Aircraft / Drone Proposal
Picture of the General Atomics MQ-25 Stingray
00101
National Flag Graphic
2017
General Atomics Sea Avenger
Unmanned Carrier-Launched Airborne Surveillance and Strike (UCLASS) Vehicle
Picture of the General Atomics Sea Avenger
00102
National Flag Graphic
2020
General Dynamics F-16XL
Technology Demonstrator / Research Aircraft
Picture of the General Dynamics F-16XL
00103
National Flag Graphic
1982
Goodyear F2G Super Corsair
Carrier-based Low-Altitude, High-Performance Fighter Prototype
Picture of the Goodyear F2G Super Corsair
00104
National Flag Graphic
1945
Goodyear GA-17
All-Weather Heavy Fighter / Night-Fighter Aircraft Proposal
Picture of the Goodyear GA-17
00105
National Flag Graphic
1950
Grumman Sapphire Cougar
Jet-Powered Carrierbased Fighter Proposal
Picture of the Grumman Sapphire Cougar
00106
National Flag Graphic
1953
Grumman X-29
Forward-Swept Wing Technology Demonstrator
Picture of the Grumman X-29
00107
National Flag Graphic
1982
Grumman XF10F Jaguar
Carrierborne Jet Fighter / Strike Fighter Prototype
Picture of the Grumman XF10F Jaguar
00108
National Flag Graphic
1952
Grumman XF5F Skyrocket
Shipborne Navy Fighter Prototype
Picture of the Grumman XF5F Skyrocket
00109
National Flag Graphic
1940
Grumman XP-50 (Skyrocket)
Twin-Engine Fighter Prototype Aircraft
Picture of the Grumman XP-50 (Skyrocket)
00110
National Flag Graphic
1941
Grumman XTB2F-1 (G-55)
Twin-Engine Carrierborne Navy Bomber Aircraft
Picture of the Grumman XTB2F-1 (G-55)
00111
National Flag Graphic
1945
Grumman XTSF-1 (G-66)
Twin-Seat, Twin-Engine Carrierborne Torpedo Bomber Proposal
Picture of the Grumman XTSF-1 (G-66)
00112
National Flag Graphic
1945
Huff-Daland XB-1 Super Cyclops
Medium Bomber Prototype Aircraft
Picture of the Huff-Daland XB-1 Super Cyclops
00113
National Flag Graphic
1927
Huff-Daland XHB-1 Cyclops
Heavy Bomber Prototype Aircraft
Picture of the Huff-Daland XHB-1 Cyclops
00114
National Flag Graphic
1927
Hughes H-1 (Hughes 1B)
Single-Seat, Single-Engine Racing Aircraft
Picture of the Hughes H-1 (Hughes 1B)
00115
National Flag Graphic
1935
Hughes H-4 Hercules (Spruce Goose)
Heavy-Lift Transport / Flying Boat Prototype
Picture of the Hughes H-4 Hercules (Spruce Goose)
00116
National Flag Graphic
1945
Hughes Model D-2 (XP-73 / XA-37)
Heavy Fighter / Fighter-Bomber / Fast Reconnaissance Prototype
Picture of the Hughes Model D-2 (XP-73 / XA-37)
00117
National Flag Graphic
1943
Hughes OH-6 Cayuse (Loach)
Light Observation / Attack Helicopter
Picture of the Hughes OH-6 Cayuse (Loach)
00118
National Flag Graphic
1966
Hughes XR-11 / XF-11
Long-Range Photographic Reconnaissance Aircraft Prototype
Picture of the Hughes XR-11 / XF-11
00119
National Flag Graphic
1946
Kaiser-Fleetwings BQ-2
Expendable Unmanned Assault Drone / Flying Bomb Prototype
Picture of the Kaiser-Fleetwings BQ-2
00120
National Flag Graphic
1943
Kaiser-Fleetwings Model 47 (Squirt)
Carrierborne Mixed-Propulsion Attack Aircraft Proposal
Picture of the Kaiser-Fleetwings Model 47 (Squirt)
00121
National Flag Graphic
1944
Kaiser-Fleetwings XA-39
Ground Attack Aircraft Proposal
Picture of the Kaiser-Fleetwings XA-39
00122
National Flag Graphic
1942
Kaiser-Fleetwings XBTK
Prototype Dive Bomber / Torpedo Bomber
Picture of the Kaiser-Fleetwings XBTK
00123
National Flag Graphic
1945
Keystone XLB-3
Prototype Light Bomber Biplane
Picture of the Keystone XLB-3
00124
National Flag Graphic
1927
Lockheed AH-56 Cheyenne
Two-Seat Dedicated Attack Helicopter Prototype
Picture of the Lockheed AH-56 Cheyenne
00125
National Flag Graphic
1967
Lockheed CL-1200 (Lancer) / (X-27)
Lightweight Jet-Powered Fighter / Interceptor Proposal
Picture of the Lockheed CL-1200 (Lancer) / (X-27)
00126
National Flag Graphic
1970
Lockheed Have Blue
Stealth Technology Demonstrator / X-Plane
Picture of the Lockheed Have Blue
00127
National Flag Graphic
1977
Lockheed L-133 Starjet
Single-Seat, Jet-Powered Fighter Proposal
Picture of the Lockheed L-133 Starjet
00128
National Flag Graphic
1942
Lockheed Martin / NASA X-59 LBFD
Subsonic Boom Technology Demonstrator Aircraft
Picture of the Lockheed Martin / NASA X-59 LBFD
00129
National Flag Graphic
2021
Lockheed Martin Polecat (P-175)
Unmanned Aerial Vehicle (UAV)
Picture of the Lockheed Martin Polecat (P-175)
00130
National Flag Graphic
2005
Lockheed Martin X-44 MANTA (Multi-Axis, No-Tail Aircraft)
Tailless Combat Fighter Technology Demonstrator Proposal
Picture of the Lockheed Martin X-44 MANTA (Multi-Axis, No-Tail Aircraft)
00131
National Flag Graphic
1999
Lockheed Martin X-56A (MUTT)
Experimental Unmanned Aerial Vehicle (UAV)
Picture of the Lockheed Martin X-56A (MUTT)
00132
National Flag Graphic
2013
Lockheed MQ-25 Stingray
Carrierborne Unmanned Fuel Delivery System Aircraft Proposal
Picture of the Lockheed MQ-25 Stingray
00133
National Flag Graphic
2017
Lockheed SR-72
Hypersonic Unmanned Reconnaissance Aircraft
Picture of the Lockheed SR-72
00134
National Flag Graphic
2030
Lockheed TR-X
Unmanned Stealth Aircraft Proposal
Picture of the Lockheed TR-X
00135
National Flag Graphic
2025
Lockheed XB-30 (Model L-249)
Four-Engined Heavy Bomber Aircraft Proposal
Picture of the Lockheed XB-30 (Model L-249)
00136
National Flag Graphic
1943
Lockheed XFV (Salmon)
Vertical Take-Off and Landing (VTOL) Navy Fighter Aircraft Prototype
Picture of the Lockheed XFV (Salmon)
00137
National Flag Graphic
1954
Lockheed XP-49
High-Altitude Fighter Prototype
Picture of the Lockheed XP-49
00138
National Flag Graphic
1942
Lockheed XP-58 Chain Lightning
High-Altitude Interceptor / Close Air Support Aircraft
Picture of the Lockheed XP-58 Chain Lightning
00139
National Flag Graphic
1944
Lockheed XP-90 / XF-90
Prototype Escort / Penetration Fighter Aircraft
Picture of the Lockheed XP-90 / XF-90
00140
National Flag Graphic
1949
Lockheed YP-24
Monoplane Fighter Prototype Aircraft
Picture of the Lockheed YP-24
00141
National Flag Graphic
1931
LTV XC-142
Vertical / Short Take-Off and Landing (V/STOL) Experimental Aircraft
Picture of the LTV XC-142
00142
National Flag Graphic
1964
Martin Model 179
Twin-Engine Medium Bomber Proposal
Picture of the Martin Model 179
00143
National Flag Graphic
1939
Martin Model 194
Four-Engined, Long-Range Heavy Bomber Proposal
Picture of the Martin Model 194
00144
National Flag Graphic
1943
Martin Model 201
Tactical Attack Aircraft Proposal
Picture of the Martin Model 201
00145
National Flag Graphic
1943
Martin Model 210
Carrierborne Single-Seat, Twin-Engine Attack Aircraft Proposal
Picture of the Martin Model 210
00146
National Flag Graphic
1943
Martin P6M SeaMaster
Jet-Powered Flying Boat
Picture of the Martin P6M SeaMaster
00147
National Flag Graphic
1955
Martin X-24A
Technology Demonstrator Aircraft
Picture of the Martin X-24A
00148
National Flag Graphic
1969
Martin X-24B
Technology Demonstrator Aircraft
Picture of the Martin X-24B
00149
National Flag Graphic
1973
Martin XB-16 (Model 145)
Long-Range, High-Altitude Heavy Bomber Proposal
Picture of the Martin XB-16 (Model 145)
00150
National Flag Graphic
1935
Martin XB-27 (Model 182)
High-Altitude Medium Bomber Proposal
Picture of the Martin XB-27 (Model 182)
00151
National Flag Graphic
1939
Martin XB-33 Super Marauder
Proposed High-Altitude Medium / Heavy Bomber
Picture of the Martin XB-33 Super Marauder
00152
National Flag Graphic
1942
Martin XB-48
Jet-Powered Medium Bomber Prototype
Picture of the Martin XB-48
00153
National Flag Graphic
1947
Martin XB-51
Jet-Powered Bomber Prototype Aircraft
Picture of the Martin XB-51
00154
National Flag Graphic
1949
McDonnell Douglas / General Dynamics A-12 Avenger II
Carrier-based Strike Aircraft Proposal
Picture of the McDonnell Douglas / General Dynamics A-12 Avenger II
00155
National Flag Graphic
1983
McDonnell Douglas YC-15
Tactical Airlifter Transport Aircraft Prototype
Picture of the McDonnell Douglas YC-15
00156
National Flag Graphic
1976
McDonnell Model 119
Transport / Passenger Jet
Picture of the McDonnell Model 119
00157
National Flag Graphic
1959
McDonnell Model 60
Carrier-based Fleet Defense Fighter / Interceptor Proposal
Picture of the McDonnell Model 60
00158
National Flag Graphic
1948
McDonnell XF-85 Goblin (Parasite Fighter)
Prototype Jet-Powered Fighter / Bomber Escort
Picture of the McDonnell XF-85 Goblin (Parasite Fighter)
00159
National Flag Graphic
1948
McDonnell XF-88 Voodoo
Escort Fighter / Penetration Fighter Prototype
Picture of the McDonnell XF-88 Voodoo
00160
National Flag Graphic
1948
McDonnell XP-67 Bat / Moonbat
Long-Range Interceptor Prototype
Picture of the McDonnell XP-67 Bat / Moonbat
00161
National Flag Graphic
1943
North American NA-116
Four-Engined Heavy Bomber Proposal
Picture of the North American NA-116
00162
National Flag Graphic
1943
North American X-10
Unmanned Cruise Missile Technology Demonstrator Aircraft
Picture of the North American X-10
00163
National Flag Graphic
1953
North American X-15
Rocket-Powered Research Aircraft
Picture of the North American X-15
00164
National Flag Graphic
1959
North American XB-28 (Dragon)
High-Altitude, Medium Fast Bomber Prototype
Picture of the North American XB-28 (Dragon)
00165
National Flag Graphic
1942
North American XB-70 Valkyrie
Prototype Supersonic Strategic Bomber
Picture of the North American XB-70 Valkyrie
00166
National Flag Graphic
1964
North American XF-108 Rapier
Long-Range, High-Speed Interceptor Aircraft Proposal
Picture of the North American XF-108 Rapier
00167
National Flag Graphic
1955
North American YF-107 (Ultra Sabre)
Research / Fighter-Bomber Aircraft
Picture of the North American YF-107 (Ultra Sabre)
00168
National Flag Graphic
1956
North American YF-93
Escort / Penetration Fighter Prototype Aircraft
Picture of the North American YF-93
00169
National Flag Graphic
1950
Northrop F-20 Tigershark
Multi-Role Fighter / Fighter-Bomber Aircraft
Picture of the Northrop F-20 Tigershark
00170
National Flag Graphic
1982
Northrop Grumman / Bell Fire-X (MQ-8C)
Unmanned Aerial Vehicle (UAV) / Autonomous Overwater Resupply Platform
Picture of the Northrop Grumman / Bell Fire-X (MQ-8C)
00171
National Flag Graphic
2015
Northrop Grumman B-21 Raider (LRS-B)
Long Range Strike - Bomber / Stealth Heavy Bomber
Picture of the Northrop Grumman B-21 Raider (LRS-B)
00172
National Flag Graphic
2032
Northrop Grumman MQ-25 Stingray
Carrierborne Unmanned Combat Aerial Vehicle (UCAV) / Aerial Tanker Aircraft
Picture of the Northrop Grumman MQ-25 Stingray
00173
National Flag Graphic
2017
Northrop Grumman R-BAT (Rotary-BAT)
Military Unmanned Helicopter System
Picture of the Northrop Grumman R-BAT (Rotary-BAT)
00174
National Flag Graphic
2014
Northrop Grumman RQ-180
Reconnaissance Stealth UAV
Picture of the Northrop Grumman RQ-180
00175
National Flag Graphic
2015
Northrop Grumman T-X (Model 400)
5th Generation Advanced Jet Trainer Aircraft Proposal
Picture of the Northrop Grumman T-X (Model 400)
00176
National Flag Graphic
2017
Northrop Grumman X-47A Pegasus
Unmanned Combat Aerial Vehicle (UCAV)
Picture of the Northrop Grumman X-47A Pegasus
00177
National Flag Graphic
2003
Northrop Grumman X-47B
Unmanned Combat Aerial Vehicle (UCAV)
Picture of the Northrop Grumman X-47B
00178
National Flag Graphic
2011
Northrop N-102 Fang
Lightweight Fighter Design Study
Picture of the Northrop N-102 Fang
00179
National Flag Graphic
1953
Northrop N-1M
Flying Wing Research Aircraft
Picture of the Northrop N-1M
00180
National Flag Graphic
1941
Northrop N-9M
Flying Wing Prototype Aircraft
Picture of the Northrop N-9M
00181
National Flag Graphic
1942
Northrop Tacit Blue
Stealth Technology Demonstrator Aircraft
Picture of the Northrop Tacit Blue
00182
National Flag Graphic
1982
Northrop X-4 Bantam
Technology Demonstrator Aircraft
Picture of the Northrop X-4 Bantam
00183
National Flag Graphic
1948
Northrop XB-35 / YB-35
Flying Wing Strategic Bomber Prototype
Picture of the Northrop XB-35 / YB-35
00184
National Flag Graphic
1946
Northrop XP-56 Black Bullet
Pursuit Fighter Prototype
Picture of the Northrop XP-56 Black Bullet
00185
National Flag Graphic
1943
Northrop XP-61E (Black Widow)
Long-Range Bomber Escort / Heavy Day Fighter Aircraft
Picture of the Northrop XP-61E (Black Widow)
00186
National Flag Graphic
1945
Northrop XP-79
Bomber-Rammer / Bomber-Interceptor
Picture of the Northrop XP-79
00187
National Flag Graphic
1945
Northrop YA-9
Close Air Support Aircraft Prototype
Picture of the Northrop YA-9
00188
National Flag Graphic
1972
Northrop YB-49
Flying Wing Bomber Prototype
Picture of the Northrop YB-49
00189
National Flag Graphic
1947
Northrop YF-17 (Cobra)
Technology Demonstrator Aircraft
Picture of the Northrop YF-17 (Cobra)
00190
National Flag Graphic
1972
Northrop-McDonnell Douglas YF-23 (Black Widow II)
Technology Demonstrator / 5th Generation Fighter Prototype
Picture of the Northrop-McDonnell Douglas YF-23 (Black Widow II)
00191
National Flag Graphic
1990
Piasecki X-49 Speedhawk
Technology Demonstrator Compound Helicopter
Picture of the Piasecki X-49 Speedhawk
00192
National Flag Graphic
2007
Piper PA-47 PiperJet
Very-Light Business / VIP Jet Aircraft
Picture of the Piper PA-47 PiperJet
00193
National Flag Graphic
2008
Pitcairn PCA-2
Twin-Seat, Single-Engine Utility Autogyro Air Vehicle
Picture of the Pitcairn PCA-2
00194
National Flag Graphic
1931
Republic AP-47 (Army Project 47)
Mixed-Powerplant Ground Attack / Support Aircraft Proposal
Picture of the Republic AP-47 (Army Project 47)
00195
National Flag Graphic
1948
Republic F-84 Thunderstreak
Single-Seat, Single-Engine Jet-Powered Fighter
Picture of the Republic F-84 Thunderstreak
00196
National Flag Graphic
1954
Republic P-44 (Rocket)
Single-Seat, Single-Engine Pursuit Fighter / Interceptor Aircraft
Picture of the Republic P-44 (Rocket)
00197
National Flag Graphic
1940
Republic P-47 (Turbobolt)
Jet-Powered Fighter / Interceptor Aircraft Concept
Picture of the Republic P-47 (Turbobolt)
00198
National Flag Graphic
1946
Republic XF-103 (Thunderwarrior)
Supersonic Mixed-Propulsion Interceptor Proposal
Picture of the Republic XF-103 (Thunderwarrior)
00199
National Flag Graphic
1956
Republic XF-12 Rainbow
Strategic Reconnaissance Aircraft
Picture of the Republic XF-12 Rainbow
00200
National Flag Graphic
1946
ADVERTISEMENTS
Republic XF-84H Thunderscreech
Experimental Fighter Aircraft
Picture of the Republic XF-84H Thunderscreech
00201
National Flag Graphic
1955
Republic XF-91 Thunderceptor
High-Altitude Interceptor Prototype
Picture of the Republic XF-91 Thunderceptor
00202
National Flag Graphic
1949
Republic XP-47H Thunderbolt
High-Performance Fighter Prototype Aircraft
Picture of the Republic XP-47H Thunderbolt
00203
National Flag Graphic
1945
Republic XP-47J (Superbolt)
High-Performance Single-Seat Fighter Aircraft Prototype
Picture of the Republic XP-47J (Superbolt)
00204
National Flag Graphic
1944
Republic XP-69
High-Speed, High-Altitude Single-Seat Fighter Concept
Picture of the Republic XP-69
00205
National Flag Graphic
1943
Republic XP-72 Ultrabolt
Prototype High-Altitude Fighter / Interceptor
Picture of the Republic XP-72 Ultrabolt
00206
National Flag Graphic
1944
Rockwell XFV-12
VTOL Carrier-based Fighter Prototype
Picture of the Rockwell XFV-12
00207
National Flag Graphic
1977
Rockwell-MBB X-31 (EFM)
Thrust-Vectoring Experimental Aircraft
Picture of the Rockwell-MBB X-31 (EFM)
00208
National Flag Graphic
1990
Ryan AQM-91 Firefly / Compass Arrow
Reconnaissance Drone
Picture of the Ryan AQM-91 Firefly / Compass Arrow
00209
National Flag Graphic
1968
Ryan NYP (Spirit of St. Louis)
Record-Setting Long-Range Aircraft
Picture of the Ryan NYP (Spirit of St. Louis)
00210
National Flag Graphic
1927
Ryan X-13 Vertijet
Experimental Vertical Take-Off and Landing (VTOL) Aircraft
Picture of the Ryan X-13 Vertijet
00211
National Flag Graphic
1953
Ryan XF2R Dark Shark
Prototype Mixed-Power Fighter Aircraft
Picture of the Ryan XF2R Dark Shark
00212
National Flag Graphic
1946
Ryan XV-5 Vertifan
Experimental VTOL Aircraft
Picture of the Ryan XV-5 Vertifan
00213
National Flag Graphic
1964
Scaled Composites Model 151 (ARES)
Close-Air Support (CAS) Demonstrator Aircraft
Picture of the Scaled Composites Model 151 (ARES)
00214
National Flag Graphic
1990
Scaled Composites Model 401
Single-Seat, Single-Engine Experimental Research Aircraft
Picture of the Scaled Composites Model 401
00215
National Flag Graphic
2017
Sikorsky S-67 Blackhawk
Attack Helicopter Prototype
Picture of the Sikorsky S-67 Blackhawk
00216
National Flag Graphic
1970
Sikorsky S-69
Experimental Compound Helicopter Prototype
Picture of the Sikorsky S-69
00217
National Flag Graphic
1973
Sikorsky S-72 (X-Wing)
Experimental Compound Helicopter Prototype
Picture of the Sikorsky S-72 (X-Wing)
00218
National Flag Graphic
1976
Sikorsky S-97 Raider
Light-class Attack / Multirole Helicopter Prototype
Picture of the Sikorsky S-97 Raider
00219
National Flag Graphic
2020
Sikorsky-Boeing SB-1 Defiant
Compound Helicopter Technology Demonstrator
Picture of the Sikorsky-Boeing SB-1 Defiant
00220
National Flag Graphic
2023
Spike S-512 QSJ (Quiet Supersonic Jet)
Supersonic Passenger Aircraft
Picture of the Spike S-512 QSJ (Quiet Supersonic Jet)
00221
National Flag Graphic
2023
Stavatti Javelin T-X
Advanced Jet Trainer Aircraft Prototype
Picture of the Stavatti Javelin T-X
00222
National Flag Graphic
2017
Stearman XA-21
Ground Attack Aircraft Prototype
Picture of the Stearman XA-21
00223
National Flag Graphic
1938
Tucker XP-57 (Peashooter)
Bomber Interceptor / Fighter Proposal
Picture of the Tucker XP-57 (Peashooter)
00224
National Flag Graphic
1940
Vanilla Aircraft VA001
Ultra-Long-Endurance Unmanned Aircraft
Picture of the Vanilla Aircraft VA001
00225
National Flag Graphic
2015
Vought F6U Pirate
Single-Seat Carrier-Based Jet Fighter Aircraft
Picture of the Vought F6U Pirate
00226
National Flag Graphic
1946
Vought V-173 (Flying Pancake)
Experimental Fighter Aircraft
Picture of the Vought V-173 (Flying Pancake)
00227
National Flag Graphic
1942
Vought V-340
Single-Seat, Jet-Powered Carrierbased Fighter Aircraft Proposal
Picture of the Vought V-340
00228
National Flag Graphic
1946
Vought VS-302
Twin-Engine Medium Bomber Proposal
Picture of the Vought VS-302
00229
National Flag Graphic
1939
Vought VS-319
Carrierborne Attack Aircraft Proposal
Picture of the Vought VS-319
00230
National Flag Graphic
1941
Vought XF5U (Flying Flapjack)
Experimental Fighter Aircraft
Picture of the Vought XF5U (Flying Flapjack)
00231
National Flag Graphic
1943
Vought XF8U-3 Crusader III
Carrier-based Fighter Aircraft Prototype
Picture of the Vought XF8U-3 Crusader III
00232
National Flag Graphic
1958
Vulcan Aerospace Stratolaunch Systems Carrier
Low Earth Orbit Launch Vehicle / Mothership
Picture of the Vulcan Aerospace Stratolaunch Systems Carrier
00233
National Flag Graphic
2019
Vultee XA-41
Dive Bomber / Low-Level Attack Aircraft
Picture of the Vultee XA-41
00234
National Flag Graphic
1944
Vultee XP-54 Swoose Goose
Single-Seat, Twin-Boom Fighter Prototype Aircraft
Picture of the Vultee XP-54 Swoose Goose
00235
National Flag Graphic
1943
Vultee XP-68 Tornado (Swoose Goose)
Single-Seat, Twin-Boom Fighter Aircraft Proposal
Picture of the Vultee XP-68 Tornado (Swoose Goose)
00236
National Flag Graphic
1941
Vultee XP-81
Mixed-Power Fighter Prototype Aircraft
Picture of the Vultee XP-81
00237
National Flag Graphic
1945
Witteman-Lewis XNBL-1 (Barling Bomber)
Strategic Heavy Triplane Bomber Prototype
Picture of the Witteman-Lewis XNBL-1 (Barling Bomber)
00238
National Flag Graphic
1923
Wright Flyer
Technology Demonstrator Aircraft
Picture of the Wright Flyer
00239
National Flag Graphic
1903
Wright Model L
Scout Biplane Aircraft Prototype
Picture of the Wright Model L
00240
National Flag Graphic
1916


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