| CJ6 | | NANCHANG CJ-6, PT-6 |
| K8 | | NANCHANG K-8 Karakorum |
| N5 | | NANCHANG N-5 |
| Q5 | | NANCHANG Q-5, A-5 |
| AD20 | | NANJING UNIVERSITY AD-200 |
| FT30 | | NANJING UNIVERSITY FT-300 |
| FN33 | | NARDI FN-333 Riviera |
| PTRL | | NASH Petrel |
| N3N | | NAVAL AIRCRAFT FACTORY N3N |
| RANG | | NAVION Rangemaster |
| ND1T | | NDN NDN-1T Turbo Firecracker |
| LNC2 | | NEICO Lancair 200/235/320/360 |
| LNC4 | | NEICO Lancair 4 |
| RGNT | | NEIVA N-591/592 Regents (C-42, L-42) |
| UNIV | | NEIVA N-621/622 Universal (T-25) |
| COUG | | NESMITH Cougar |
| SP20 | | NEW MEYERS SP-20 |
| D25 | | NEW STANDARD D-25 |
| CRES | | NEW ZEALAND Cresco |
| NH90 | | NHI NH-90 |
| HN70 | | NICOLLIER HN-700 Menestrel 2 |
| NPOR | | Nieuport 17/24 |
| CHCS | | NOIN Choucas |
| NORS | | NOORDUYN Norseman (C-64, UC-64, JA) |
| N110 | | NORD 1101, 1102 Noralpha, Ramier |
| N120 | | NORD 1200 to 1204 Norecnn |
| NORA | | NORD 2501 to 2508 Noratlas |
| N262 | ND2 | NORD 262, Fregate, Mohawk 298 |
| N320 | | NORD 3202 |
| N340 | | NORD 3400 |
| NC85 | | NORD NC-854/858 |
| NDIC | | NORMAN Nordic |
| B25 | | NORTH AMERICAN B-25, TB-25, PBJ Mltchell |
| YALE | | NORTH AMERICAN BT-9/14, NJ, Yale |
| SSAB | | NORTH AMERICAN F-100 Super Sabre |
| F86 | | NORTH AMERICAN F-86 Sabre |
| NAVI | | NORTH AMERICAN NA-145/154 Navion (L-17, U-18) |
| SBR1 | | NORTH AMERICAN NA-265 Sabreliner 40/50/60 (T-39, CT-39, NT-39 Sabrelmer, Tp86) |
| V10 | | NORTH AMERICAN OV-10 Bronco |
| P51 | | NORTH AMERICAN P-51, F-51, A-36 Mustang |
| P82 | | NORTH AMERICAN P-82, F-82 Twin Mustang |
| LARK | | NORTH AMERICAN ROCKWELL 100 Lark Commander |
| AC11 | | NORTH AMERICAN ROCKWELL 112 Commander |
| AC90 | | NORTH AMERICAN ROCKWELL 690 Turbo Commander 690 |
| SBR2 | | NORTH AMERICAN ROCKWELL NA-265 Sabre 75 |
| T2 | | NORTH AMERICAN T-2 Buckeye |
| T28 | | NORTH AMERICAN T-28, AT-28, Trojan |
| T6 | | NORTH AMERICAN T-6, AT-6, BC-1 , SNJ, Texan, Harvard |
| B2 | | NORTHROP B-2 Spirit |
| C125 | | NORTHROP C-1 25 Raider |
