| 508119-2 | Cable-Ignition, Exciter to Igniter | Unison Industries | Current | 2008-11-09 |
| 508119-2 | Cable-Ignition, Exciter to Igniter | Unison Industries | Current | 2008-11-09 |
| 508122-1 | Cable-Ignition, Exciter to Igniter | Unison Industries | Current | 2008-11-09 |
| 508122-2 | Cable-Ignition, Exciter to Igniter | Unison Industries | Current | 2008-11-09 |
| 5251-1435 | Valve Assembly | Woodward Inc | Current | 2022-04-13 |
| 5251-1478 | Valve Assembly | Woodward Inc | Current | 2022-04-13 |
| 53067-21 | Turbine igniter Lead | Champion Aerospace LLC | Current | 1993-08-14 |
| 53067-21, -38.5 | Turbine igniter Lead | Champion Spark Plug Co | Current | 1992-08-15 |
| 53067-21,-38.5 | Turbine igniter Lead | Champion Aerospace LLC | Current | 1992-08-15 |
| 53300-1 | Ignition Cable Assembly | Champion Aerospace LLC | Current | 1993-12-28 |
| 53300-1 | Igniter Cable Assembly | Champion Aerospace LLC | Current | 1995-11-19 |
| 53300-2 | Ignition Cable Assembly | Champion Aerospace LLC | Current | 1993-12-28 |
| 53300-2 | Igniter Cable Assembly | Champion Aerospace LLC | Current | 1995-11-19 |
| 5333-050 | Rod End Assy.-Speed Trimming | ONTIC Engineering & Manufacturing Inc | Current | 2007-05-13 |
| 5333-050 | Rod End Assy-Speed Trimming | ONTIC Engineering & Manufacturing Inc | Current | 2005-09-07 |
| 53342 | Assembly - Cable | Champion Aerospace LLC | Current | 1993-08-14 |
| 53342 | Ignition Cable Assembly | Champion Aerospace LLC | Current | 1992-09-30 |
| 53402-01 | Champion Cable Assembly | Champion Aerospace LLC | Current | 1994-10-27 |
| 53402-02 | Champion Cable Assembly | Champion Aerospace LLC | Historical | 1999-07-05 |
| 540-0406-3 | Anti-Icing Valve | Honeywell International Inc. | Current | 2023-01-12 |
| 540-0406-3 | Anti-Icing Valve | Honeywell International Inc. | Current | 2023-01-12 |
| 540-0406-4 | Valve, Anti-Icing | Honeywell International Inc. | Current | 2023-01-12 |
| 540-0406-4 | Anti-Icing Valve | Honeywell International Inc. | Current | 2023-01-12 |
| 540-0406-4 | Anti-Icing Valve | Honeywell International Inc. | Current | 2023-01-12 |
| 540-0406-5 | Valve, Anti-Icing | Honeywell International Inc. | Current | 2023-01-12 |
| 540-0406-5 | Valve Anti-Icing | Honeywell International Inc. | Current | 2023-01-12 |
| 540-0406-5 | Valve-Anti-Icing | Honeywell International Inc. | Current | 2023-01-12 |
| 540-0406-5 | Valve-Anti-Icing | Honeywell International Inc | Current | 2009-04-08 |
| 540-0406-5 | Valve-Anti Icing | Honeywell International Inc | Current | 2007-07-30 |
| 540-0533-1 | Valve - P2.7/P3 Check | Honeywell International Inc | Current | 2000-08-07 |
| 540-0589-1ACD | Ring Set, Piston | Aircraft Component Design LLC | Current | 2011-04-09 |
| 540-0843-1ACD | Seal C | Aircraft Component Design LLC | Current | 2011-06-11 |
| 540-0949-4 | Bleed Valve | Honeywell International Inc | Current | 2000-08-07 |
| 540-0949-5 | Valve Assy - Interstage Bleed | Honeywell International Inc. | Current | 2023-01-12 |
| 540-0949-6 | Valve Assy - Interstage Bleed | Honeywell International Inc. | Current | 2023-01-12 |
| 540-0949-6 | Valve Assembly-Interstage Bleed | Honeywell International Inc | Current | 2002-11-18 |
| 540-0949-7 | Valve Assy - Interstage Bleed | Honeywell International Inc. | Current | 2023-01-12 |
| 540-0949-7 | Valve assembly- Interstage Bleed | Honeywell International Inc | Current | 2005-04-09 |
| 540-0949-8 | Valve, Assy-Interstage Bleed | Honeywell International Inc. | Current | 2023-01-12 |
| 540-0949-8 | Valve, Assy-Interstage Bleed | Honeywell International Inc | Current | 2006-10-04 |
| 540-1037-3 | Intercomp. Bleed Valve | Honeywell International Inc | Current | 2000-08-07 |
| 540-1037-4 | Valve Intercompressor Bleed | Honeywell International Inc. | Current | 2023-01-12 |
| 540-1037-5 | Valve Intercompressor Bleed | Honeywell International Inc. | Current | 2023-01-12 |
| 540-1073-2 | Valve- Compressor Bleed | Honeywell International Inc | Current | 2002-11-18 |
| 540-1167-2 | Valve-Solenoid, Bleed Air Control | Honeywell International Inc | Current | 2002-11-18 |
| 540-1167-3 | Valve-Solenoid, Bleed Air Control | Honeywell International Inc | Current | 2003-04-29 |
| 540-1281-1DEC | Screen, Cartridge | Turbine Kinetics Inc, A HEICO Aerospace Company | Current | 2016-01-05 |
| 540-1281-1DEC | Screen, Cartridge | DEC Technologies Inc | Current | 2013-01-30 |
| 540-1407-3 | Valve, Bleed (Small PT6) | Honeywell International Inc | Current | 2002-11-24 |
| 540-1407-4 | Valve | Honeywell International Inc. | Current | 2023-01-15 |