| 0442172 | Knots 2U LED Dome Light, w/ Indicator | Knots 2U Ltd | | 53 | Structures | PMA |
| 0442192 | Dome Light W/O Indicator | Knots 2U Ltd | | 53 | Structures | PMA |
| 0540801 | Flight Lite Assembly | Knots 2U Ltd | | 53 | Structures | PMA |
| 07706-11 | Fairing Assembly - Nose Wheel | Knots 2U Ltd | | 53 | Structures | PMA |
| 07706-12 | Fairing Assembly - Nose Wheel | Knots 2U Ltd | | 53 | Structures | PMA |
| 07706-13 | Fairing Assembly - Nose Wheel | Knots 2U Ltd | | 53 | Structures | PMA |
| 07706-14 | Fairing Assembly - Nose Wheel | Knots 2U Ltd | | 53 | Structures | PMA |
| 07706-34 | Fairing Assembly - Nose Wheel - Heavy Duty | Knots 2U Ltd | | 53 | Structures | PMA |
| 07707-50 | Main Wheel Fairing Assembly - Right | Knots 2U Ltd | | 53 | Structures | PMA |
| 07707-51 | Main Wheel Fairing Assembly - Left | Knots 2U Ltd | | 53 | Structures | PMA |
| 07707-52 | Main Wheel Fairing Assembly - Right | Knots 2U Ltd | | 53 | Structures | PMA |
| 07707-53 | Main Wheel Fairing Assembly - Left | Knots 2U Ltd | | 53 | Structures | PMA |
| 07707-54 | Main Wheel Fairing Assembly - Right | Knots 2U Ltd | | 53 | Structures | PMA |
| 07707-55 | Main Wheel Fairing Assembly - Left | Knots 2U Ltd | | 53 | Structures | PMA |
| 07707-56 | Main Wheel Fairing Assembly - Right Heavy Duty | Knots 2U Ltd | | 53 | Structures | PMA |
| 07707-57 | Main Wheel Fairing Assembly - Left Heavy Duty | Knots 2U Ltd | | 53 | Structures | PMA |
| 07707-58 | Main Wheel Fairing Assembly - Right Heavy Duty | Knots 2U Ltd | | 53 | Structures | PMA |
| 07707-59 | Main Wheel Fairing Assembly - Left Heavy Duty | Knots 2U Ltd | | 53 | Structures | PMA |
| 07707-60 | Main Wheel Fairing Assembly - Right Heavy Duty | Knots 2U Ltd | | 53 | Structures | PMA |
| 07707-61 | Main Wheel Fairing Assembly - Left Heavy Duty | Knots 2U Ltd | | 53 | Structures | PMA |
| 07717-11 | Body Fairing - Forward | Knots 2U Ltd | | 53 | Structures | PMA |
| 07717-13 | Body Fairing - Rear | Knots 2U Ltd | | 53 | Structures | PMA |
| 07717-51 | Body Fairing - Forward | Knots 2U Ltd | | 53 | Structures | PMA |
| 07717-53 | Body Fairing - Rear | Knots 2U Ltd | | 53 | Structures | PMA |
| 07717-61 | Body Fairing - Forward | Knots 2U Ltd | | 53 | Structures | PMA |
| 07717-63 | Body Fairing - Rear | Knots 2U Ltd | | 53 | Structures | PMA |
| 11004 | Wing Tips | Knots 2U Ltd | | 20 | unknown | PMA |
| 11050-1 | Fiberglass Wing Tips | Knots 2U Ltd | | 57 | Structures | PMA |
| 11051-1 | Fiberglass Wing Tips | Knots 2U Ltd | | 57 | Structures | PMA |
| 11052-1 | Wing Tips | Knots 2U Ltd | — | 20 | unknown | PMA |
| 2200-2 | Nacelle Baggage Compartment Right | Knots 2U Ltd | — | 53 | Structures | PMA |
| 2435-1 | Cowl Front | Knots 2U Ltd | — | 53 | Structures | PMA |
| 24BCN | Beacon Fairing | Knots 2U Ltd | | 33 | Structures | PMA |
| 2500-2 | Square Wing Tips, Right | Knots 2U Ltd | — | 53 | Structures | PMA |
| 28006-001 | Bracket, Aft Dorsal Fin | Knots 2U Ltd | | 55 | Structural / Airframe | PMA |
| 28006-002 | Bracket | Knots 2U Ltd | | — | Unknown | PMA |
| 28BCN II | Strobe Fin Cap Fin Cap Fairing | Knots 2U Ltd | | 53 | Structures | PMA |
| 28BCN III | Strobe Fin Cap Fin Cap Fairing | Knots 2U Ltd | | 53 | Structures | PMA |
| 28FIA | Freise Aileron Seal, Inboard | Knots 2U Ltd | | 27 | Flight Controls | PMA |
| 28FIN II | Strobe Fin Cap Fin Cap Fairing | Knots 2U Ltd | | 53 | Structures | PMA |
| 28FIN III | Strobe Fin Cap Fin Cap Fairing | Knots 2U Ltd | | 53 | Structures | PMA |
| 28LUG-1 | Piper Luggage Door Strut Kit | Knots 2U Ltd | | 52 | Structures | PMA |
| 28LUG-2 | Piper Luggage Door Strut Kit | Knots 2U Ltd | | 52 | Mechanical | PMA |
| 30AIR | Induction Air Filter | Knots 2U Ltd | — | 53 | Structures | PMA |
| 30AIRTMP | Template Air | Knots 2U Ltd | — | 53 | Structures | PMA |
| 30BCN, Non-Beacon Fairing 30FIN | Beacon Fairing | Knots 2U Ltd | — | 33 | Structures | PMA |
| 30CNB | Cowl Nose Bowl | Knots 2U Ltd | — | 71 | Structures | PMA |
| 30ID | Induction Inlet | Knots 2U Ltd | — | 53 | Structures | PMA |
| 30NBNP | Nose Bowl Nut Plate | Knots 2U Ltd | — | 71 | Consumables / Hardware | PMA |
| 30NCAB | Nose Cone Airbox | Knots 2U Ltd | — | 54 | Structures | PMA |