| Part Number | Part Name | PMA Holder | Status | Date |
|---|---|---|---|---|
| 28301-16, 28314-17 | Constant flow Mark Assembly | Scott Aviation | Current | 1987-05-17 |
| 28301-16, 28314-17 | Constant flow Mark Assembly | Scott Aviation (now AVOX Systems, Inc.) | Current | 1987-05-17 |
| 28316-11 | Mask Assembly, Constant Flow | AVOX Systems Inc (formerly Scott Aviation) | Current | 1996-07-13 |
| 28316-19 | Mask Assembly, Constant Flow | AVOX Systems Inc (formerly Scott Aviation) | Current | 1996-07-13 |
| 28BCN II | Strobe Fin Cap Fin Cap Fairing | Knots 2U Ltd | Current | 1999-01-21 |
| 28BCN III | Strobe Fin Cap Fin Cap Fairing | Knots 2U Ltd | Current | 1999-01-21 |
| 28FIA | Freise Aileron Seal, Inboard | Knots 2U Ltd | Current | 1999-07-24 |
| 28FIN II | Strobe Fin Cap Fin Cap Fairing | Knots 2U Ltd | Current | 1999-01-21 |
| 28FIN III | Strobe Fin Cap Fin Cap Fairing | Knots 2U Ltd | Current | 1999-01-21 |
| 28LUG-1 | Piper Luggage Door Strut Kit | Knots 2U Ltd | Current | 2004-09-11 |
| 28LUG-2 | Piper Luggage Door Strut Kit | Knots 2U Ltd | Current | 2004-09-11 |
| 29 Series | Wing Tip Fuel Tanks Kit | Sierra Industries, Ltd. | Current | 2006-06-21 |
| 29 Series | Wing Tip Fuel Tanks Kit | Sierra Industries, Ltd. | Current | 2006-06-21 |
| 292302 | Piston-Gear Actuating Cylinder | APPH - Wichita | Historical | 2007-11-15 |
| 292302 | Piston-Gear Actuating Cyl. | Airight Inc | Current | 1994-05-24 |
| 2B6-63FR | Factory Rebuilt Fuel Pump | Parker Hannifin Corp, Nichols Airborne Division | Current | 1996-08-25 |
| 2B6-64FR | Factory Rebuilt Fuel Pump | Parker Hannifin Corp, Nichols Airborne Division | Current | 1996-08-25 |
| 2C6-7FR | Factory Rebuilt Fuel Pump | Parker Hannifin Corp, Nichols Airborne Division | Current | 1997-02-18 |
| 2E1063-2 | Lead Strap Clamp & Clip | Goodrich Corporation | Current | 1993-09-28 |
| 2E1193 | Reinforcing Plate | Goodrich Corporation | Current | 1993-09-28 |
| 2E1260 | Bushing | Goodrich Corporation | Current | 1992-03-08 |
| 2F1-4-44197-7 | Fuel Tank Assembly | Engineered Fabrics Corp | Current | 1992-07-25 |
| 2F1-4-44463-103 | Fuel Tank, NAC, LH | Engineered Fabrics Corp | Current | 1996-02-19 |
| 2F1-4-44463-104 | Fuel Tank, NAC, RH | Engineered Fabrics Corp | Current | 1996-02-19 |
| 2F1-6-33561-5 | Fuel Tank Assembly | Engineered Fabrics Corp | Current | 1992-07-25 |
| 2F1-6-33561-6 | Fuel Tank Assembly | Engineered Fabrics Corp | Current | 1992-07-25 |
| 2F1-6-33566-5 | Fuel Tank Assembly | Engineered Fabrics Corp | Current | 1992-06-02 |
| 2F1-6-33571-5 | Fuel Tank Assembly | Engineered Fabrics Corp | Current | 1992-07-25 |
| 2F1-6-33571-6 | Fuel Tank Assembly | Engineered Fabrics Corp | Current | 1992-07-25 |
| 2F1-6-36309-5 | Fuel Tank Assembly | Engineered Fabrics Corp | Current | 1992-07-25 |
| 2F1-6-36309-6 | Fuel Tank Assembly | Engineered Fabrics Corp | Current | 1992-07-25 |
| 2F1-6-36565-5 | Fuel Tank Assembly | Engineered Fabrics Corp | Current | 1992-07-25 |
| 2F1-6-36565-6 | Fuel Tank Assembly | Engineered Fabrics Corp | Current | 1992-07-25 |
| 2F1-6-36566-5 | Fuel Tank Assembly | Engineered Fabrics Corp | Current | 1992-07-25 |
| 2F1-6-36566-6 | Fuel Tank Assembly | Engineered Fabrics Corp | Current | 1992-07-25 |
| 2F1-6-37224-10 | Fuel Tank Assembly | Engineered Fabrics Corp | Current | 1992-07-25 |
| 2F1-6-37224-9 | Fuel Tank Assembly | Engineered Fabrics Corp | Current | 1992-07-25 |
| 2F1-6-40556-10 | Fuel Tank Assembly | Engineered Fabrics Corp | Current | 1992-07-25 |
| 2F1-6-40556-11 | Fuel Tank Assembly | Engineered Fabrics Corp | Current | 1992-07-25 |
| 2F1-6-40556-12 | Fuel Tank Assembly | Engineered Fabrics Corp | Current | 1992-07-25 |
| 2F1-6-40556-9 | Fuel Tank Assembly | Engineered Fabrics Corp | Current | 1992-07-25 |
| 2F1-6-40701-10 | Fuel Tank Assembly | Engineered Fabrics Corp | Current | 1992-07-25 |
| 2F1-6-40701-9 | Fuel Tank Assembly | Engineered Fabrics Corp | Current | 1992-07-25 |
| 2F1-6-41832-3 | Fuel Tank Assembly | Engineered Fabrics Corp | Current | 1992-06-02 |
| 2F1-6-41914-6 | Fuel Tank Assembly | Engineered Fabrics Corp | Current | 1992-06-02 |
| 2F1-6-41914-7 | Fuel Tank Assembly | Engineered Fabrics Corp | Current | 1992-06-02 |
| 2F1-6-41915-6 | Fuel Tank Assembly | Engineered Fabrics Corp | Current | 1992-06-02 |
| 2F1-6-41915-7 | Fuel Tank Assembly | Engineered Fabrics Corp | Current | 1992-06-02 |
| 2F1-6-41916-6 | Fuel Tank Assembly | Engineered Fabrics Corp | Current | 1992-06-02 |
| 2F1-6-41916-7 | Fuel Tank Assembly | Engineered Fabrics Corp | Current | 1992-07-25 |