|
BUILDER |
NAME |
ENGINES |
SERVICE |
COMMENTS |
| NA-3A | MCDONNELL DOUGLAS | SKYWARRIOR | 2 | J57-P-6B | NAVY | A-3A CONFIGURED FOR PERMANENT TEST |
| NA-3B | MCDONNELL DOUGLAS | SKYWARRIOR | 2 | J57-P-10 | NAVY | A-3B MODIFIED FOR TESTING AIRCRAFT WIRING, AIRFRAME, AND SUPPORT EQUIPMENT |
| NA-4E | MCDONNELL DOUGLAS | SKYHAWK | 1 | J52-P-6A/-8A/-8B | NAVY | A-4E CONFIGURED FOR PERMANENT TEST |
| NA-4F | MCDONNELL DOUGLAS | SKYHAWK | 1 | J52-P-8A/-8B | NAVY | A-4F CONFIGURED FOR PERMANENT TEST |
| NA-4M | MCDONNELL DOUGLAS | SKYHAWK | 1 | J52-P-408 | NAVY | A-4M CONFIGURED FOR PERMANENT TEST |
| NA-6A | GRUMMAN | INTRUDER | 2 | J52-P-6A/-6B/ | NAVY | A-6A CONFIGURED FOR PERMANENT TEST |
| NA-6E | GRUMMAN | INTRUDER | 2 | J52-P-8B | NAVY | A-6E RECONFIGURED FOR TEST AND EVALUATION OPERATIONS |
| NA-7A | LTV AEROSPACE | CORSAIR II | 1 | TF30-P-6 | NAVY | A-7A CONFIGURED FOR PERMANENT TEST |
| NA-7C | LTV AEROSPACE | CORSAIR II | 1 | TF30-P-8/-408 | NAVY | A-7C CONFIGURED FOR PERMANENT TEST |
| NA-7E | LTV AEROSPACE | CORSAIR II | 1 | TF41-A-2 | NAVY | A-7E CONFIGURED FOR PERMANENT TEST |
| NAV-8B | MCDONNELL DOUGLAS | HARRIER II | 1 | F402-RR-406 | NAVY | AV-8B CONFIGURED FOR PERMANENT TEST |
| NB-47E | BOEING | STRATOJET | 6 | J47-GE-25/25A | NAVY | EB-47E CONFIGURED FOR PERMANENT TEST |
| NB-52B | BOEING | STRATOFORTRESS | 8 | J57-P-19W/-29WA | AF | HIGH SPEED, HIGH ALTITUDE, LAND-BASED, HEAVY STRATEGIC BOMBER, HAS HIGH SWEPT WING, EIGHT MAIN WHEELS, AND SMALL OUTRIGGER WHEELS AT WING TIP (6 CREW) |
| NC-117D | MCDONNELL DOUGLAS | SKYTRAIN | 2 | R-1820-80A | NAVY | C-117D CONFIGURED FOR PERMANENT TEST |
| NC-121K | LOCKHEED | WARNING STAR | 4 | R-3350-42 | NAVY | EC-121K CONFIGURED FOR PERMANENT TEST |
| NC-130A | LOCKHEED | HERCULES | 4 | T56-A-9/-9A/-9B | AF | MODIFIED C-130A FOR (ASETS) TESTING |
| NC-130B | LOCKHEED | HERCULES | 4 | T56-A-7/-7A | AF | C-130B MODIFIED FOR UNMANNED AEROSPACE VEHICLE FLIGHT TEST |
| NC-130E | LOCKHEED | HERCULES | 4 | T56-A-7/-7A | AF | C-130E MODIFIED WITH PERMANENT TEST INSTRUMENTATION FOR FLEET UPGRADES |
| NC-130H | LOCKHEED | HERCULES | 4 | T56-A-15 | AF | FORMERLY DC-130H PERMANENTLY CONFIGURED FOR SPECIAL TESTING |
| NC-131H | GENERAL DYNAMICS | SAMARITAN | 2 | 501-D13H | AF | TEST CONFIGURED C-131D |
| NF-4D | MCDONNELL DOUGLAS | PHANTOM II | 2 | J79-GE-15/-17 | AF | EXTENSIVELY MODIFIED F-4D FOR TEST PROGRAMS AT THE AF FLIGHT TEST CENTER |
| NC-141A | LOCKHEED | STARLIFTER | 4 | TF33-P-7 | AF | TEST CONFIGURED C-141A |
| NCH-46A | VERTOL | SEA KNIGHT | 2 | T58-GE-8B/-8F | NAVY | CH-46A CONFIGURED FOR PERMANENT TEST |
| NF-14A | GRUMMAN | TOMCAT | 2 | TF3-P404 | NAVY | PERMANENT TEST FIGHTER AIRCRAFT, F-14A MODIFIED FOR DEVELOPMENT OF AVIONIC AND WEAPONS SYSTEMS FOR F-14A |
| NF-14B | GRUMMAN | TOMCAT | 2 | F401-PW-400 | NAVY | F-14B CONFIGURED FOR PERMANENT TEST |
| NF-14D | GRUMMAN | TOMCAT | 2 | F110-GE-400 | NAVY | PERMANENT TEST FIGHTER AIRCRAFT, F-14D MODIFIED FOR DEVELOPMENT OF AVIONIC AND WEAPON SYSTEM FOR F-14D |
| NF-16A | LOCKHEED MARTIN | FIGHTING FALCON | 1 | F100-PW-200 | AF | TESTBED AIRCRAFT TO SUPPORT ADVANCED FIGHTER TECHNOLOGY INTEGRATION PROGRAM |
| NF-16D | LOCKHEED MARTIN | FIGHTING FALCON | 1 | F100-PW-200-229 | AF | TESTBED AIRCRAFT USED TO SUPPORT A VARIETY OF SPECIAL TEST PROGRAMS |
| NFA-18A | MCDONNELL DOUGLAS, NORTHROP | HORNET | 2 | F404-GE-400 | NAVY | FA-18A CONFIGURED FOR PERMANENT TEST |
| NFA-18B | MCDONNELL DOUGLAS | HORNET | 2 | F404-GE-400 | NAVY | FA-18B CONFIGURED FOR PERMANENT TEST |
| NFA-18C | MCDONNELL DOUGLAS | HORNET | 2 | F404-GE-400 | NAVY | FA-18C CONFIGURED FOR PERMANENT TEST |
| NFA-18D | MCDONNELL DOUGLAS | HORNET | 2 | F404-GE-400 | NAVY | FA-18D CONFIGURED FOR PERMANENT TEST |
| NKC-135A | BOEING | STRATOTANKER | 4 | J57-P/F-43WB/-59W | AF | TEST CONFIGURED KC-135A |
| NKC-135B | BOEING | STRATOTANKER | 4 | TF33-P9 | AF | KC-135B MODIFIED WITH A SPECIAL ELECTRONICS SUITE TO SUPPORT USAF AND US ARMY TESTS |
| NKC-135E | BOEING | STRATOTANKER | 4 | TF-33-PW-102 | AF | KC-135A REENGINED WITH ENGINES FROM BOEING 707 AIRCRAFT |
| NMH-53E | SIKORSKY | NONE | 3 | T64-GE-416 | NAVY | YCH-53E MODIFIED WITH AMCM EQUIPMENT AND FUEL TANKS FOR PERMANENT TESTING |
| NP-2H | LOCKHEED | NEPTUNE | 4 | R-3350-32WA | NAVY | P-2H CONFIGURED FOR PERMANENT TEST |
| NP-3A | LOCKHEED | ORION | 4 | T56-A-10W | NAVY | TESTBED P-3A WITHOUT ASW SYSTEMS |
| NP-3C | LOCKHEED | ORION | 4 | T56-A-14 | NAVY | P-3C CONFIGURED FOR PERMANENT TEST |
| NP-3D | LOCKHEED | ORION | 4 | T56-A-14 | NAVY | P-3 CONFIGURED FOR PERMANENT TEST |
| NRA-3B | MCDONNELL DOUGLAS | SKYWARRIOR | 2 | J57-P-10 | NAVY | A-3B EQUIPPED AS TESTBED FOR HARPOON AND CRUISE MISSILE GUIDANCE SYSTEMS |
| NRH-53D | SIKORSKY AIRCRAFT | SEA STALLION | 2 | T64-GE-415 | NAVY | MODIFIED RH-53D WITH DOPPLER RADAR, UNIQUE FLIGHT CONTROL SYSTEM, UNIQUE COCKPIT CONFIGURATION USED TO DEVELOP MINE COUNTERMEASURES SYSTEMS |
| NS-3A | LOCKHEED | VIKING | 2 | TF34-GE-2 | NAVY | S-3A CONFIGURED FOR PERMANENT TEST |
| NSH-3A | SIKORSKY | SEA KING | 2 | T58-GE-8B | NAVY | SH-3A CONFIGURED FOR PERMANENT TEST |
| NSH-60B | SIKORSKY | SEA HAWK | 2 | T700-GE-401 | NAVY | SH-60B CONFIGURED FOR PERMANENT TEST |
| NT-33A | LOCKHEED | SHOOTING STAR | 1 | J33-A-35 | AF | TESTBED T-33A |
| NT-34C | BEECH | MENTOR | 1 | PT6A-25 | NAVY | T-34C CONFIGURED FOR PERMANENT TESTING, WILL NOT RETURN TO ACTIVE FLEET |
| NT-39A | NORTH AMERICAN ROCKWELL | SABRELINER | 2 | J60-P-3/-3A | AF | T-39A MODIFIED FOR PERMANENT TESTING |
| NTA-4F | MCDONNELL DOUGLAS | SKYHAWK | 1 | J52-P-6A | NAVY | TA-4F CONFIGURED FOR PERMANENT TEST |
| NTA-4J | MCDONNELL DOUGLAS | SKYHAWK | 1 | J52-P-6A | NAVY | TA-4J AIRCRAFT PERMANENTLY CONFIGURED AS TEST BED |
| NTAV-8B | MCDONNELL DOUGLAS | HARRIER | 1 | F402-RR-406 | NAVY | TAV-8B CONFIGURED FOR PERMANENT TEST |
| NU-1B | DEHAVILLAND | OTTER | 1 | R-1340-61-DHC-3 | NAVY | MILITARY VERSION OF DGC-3 FOR ANTARCTIC (DEEP FREEZE) MISSION |
| NU-8E | BEECH | SEMINOLE | 2 | O-480-3 | ARMY | U-8D EQUIPPED AS INSTRUMENTATION FLYING LABORATORY (2 CREW, 2 PASSENGERS) |
| NUH-1E | BELL | IROQUOIS | 1 | T53-L-11/THRU-11D | NAVY | UH-1E CONFIGURED FOR PERMANENT TEST |
| NUH-1N | BELL | IROQUOIS | 1 | *T400-CP-400 *TWO | NAVY | NUH-1N UNIQUELY CONFIGURED FOR TEST AND EVALUATION |
| NUP-3A | LOCKHEED | ORION | 4 | T56-A-14 | NAVY | UP-3A CONFIGURED FOR PERMANENT TEST |
| NVH-3A | SIKORSKY | SEA KING | 2 | T58-GE-8F | NAVY | VH-3A MODIFIED TO BE COMMON AVIONICS INTEGRATION TESTBED AIRCRAFT FOR ALL STAFF HELICOPTERS |
