| ASU-MD41-1200-1 | MD41-1200 Terrain Awareness Annunciator | Aviation Specialties Unlimited Inc | — | 31 | Instruments | PMA |
| ASU-MD41-1200-2 | MD41-1200 Terrain Awareness Annunciator | Aviation Specialties Unlimited Inc | | 31 | Instruments | PMA |
| ASU-MD500D-CW-1 | MD 500 Caution Warning Filter | Aviation Specialties Unlimited Inc | — | 33 | Avionics / Electrical | PMA |
| ASU-MD500D-CW-2 | MD 500 Caution Warning Filter | Aviation Specialties Unlimited Inc | — | 33 | Avionics / Electrical | PMA |
| ASU-MD500E-F-1 | MD500E-F Caution/Warning Segments | Aviation Specialties Unlimited Inc | — | 33 | Avionics / Electrical | PMA |
| ASU-MD900AHRSANNC-1 | AHRS Control Panel Filter | Aviation Specialties Unlimited Inc | — | 25 | Interior / Furnishings | PMA |
| ASU-MD900CBNLT-1 | NVIS Cabin Light Filter | Aviation Specialties Unlimited Inc | — | 33 | Electromechanical | PMA |
| ASU-MD900DISP-1 | Display Filter | Aviation Specialties Unlimited Inc | — | 33 | Avionics / Electronics | PMA |
| ASU-MD900IIDS-1 | IIDS Display Filter | Aviation Specialties Unlimited Inc | — | 33 | Avionics / Electronics | PMA |
| ASU-MD900MC-1 | Master Caution Filter | Aviation Specialties Unlimited Inc | — | 33 | Avionics / Electronics | PMA |
| ASU-MDL-7 | ASU Filter | Aviation Specialties Unlimited Inc | | 33 | Avionics / Electrical | PMA |
| ASU-MFD-1 | Grimes MFD Filter # 1 | Aviation Specialties Unlimited Inc | | 33 | Avionics / Electrical | PMA |
| ASU-MFD-3 | Bezel Overlay Filter | Aviation Specialties Unlimited Inc | | 33 | Avionics / Electrical | PMA |
| ASU-MFDIFR-2 | Filter | Aviation Specialties Unlimited Inc | — | 33 | Avionics / Electrical | PMA |
| ASU-MFDIFR135-1 | Filter | Aviation Specialties Unlimited Inc | — | 33 | Avionics / Electrical | PMA |
| ASU-MINCO-1 | NVIS Filter | Aviation Specialties Unlimited Inc | | 33 | Electromechanical | PMA |
| ASU-MPLT-1 | NVIS Map Light Filter | Aviation Specialties Unlimited Inc | | 33 | Electromechanical | PMA |
| ASU-MPLT-2 | Overhead Chart Light NVIS Filter | Aviation Specialties Unlimited Inc | — | 33 | Electromechanical | PMA |
| ASU-MTB0X3-1 | Rheostat Mounting Box | Aviation Specialties Unlimited Inc | | 33 | Electromechanical | PMA |
| ASU-MTBRKT-1 | Dome Light Adapter Bracket | Aviation Specialties Unlimited Inc | — | 33 | Electromechanical | PMA |
| ASU-MTRL-5 | Motorola Astro Radio Head Filter | Aviation Specialties Unlimited Inc | | 33 | Avionics / Electronics | PMA |
| ASU-MTRL-6 | Motorola Astro Radio Head Filter | Aviation Specialties Unlimited Inc | | 33 | Avionics / Electronics | PMA |
| ASU-MTRLAW7-1 | W7 Motorola Spectra Radio Control Head Filter | Aviation Specialties Unlimited Inc | | 33 | Electromechanical | PMA |
| ASU-MX20-1 | MX 20 Filter | Aviation Specialties Unlimited Inc | | 33 | Avionics / Electrical | PMA |
| ASU-NAT138B-1 | NAT 138B Filter | Aviation Specialties Unlimited Inc | | 33 | Electromechanical | PMA |
| ASU-NATNPX-1 | NAT NPX NVIS Filter | Aviation Specialties Unlimited Inc | | 33 | Avionics / Electronics | PMA |
| ASU-NATTH250-1INT | NAT TH250 NVIS Filter | Aviation Specialties Unlimited Inc | | 33 | Electromechanical | PMA |
| ASU-NAV1-2 | Eaton Switch NAV 1 NAV 2 | Aviation Specialties Unlimited Inc | | 33 | Electromechanical | PMA |
| ASU-NVGLMB-1 | NVG Lighting Mount Detail | Aviation Specialties Unlimited Inc | | 33 | Electromechanical | PMA |
| ASU-NVGLMB-2 | NVG Lighting Mount Detail 2 | Aviation Specialties Unlimited Inc | | 33 | Electromechanical | PMA |
| ASU-NVGLMB-3 | NVG Lighting Mount Detail 3 | Aviation Specialties Unlimited Inc | | 33 | Electromechanical | PMA |
| ASU-OAG-1 | Outside Air Gauge | Aviation Specialties Unlimited Inc | | 33 | Electromechanical | PMA |
| ASU-OAG-2 | Outside Air Gauge NVIS Filter | Aviation Specialties Unlimited Inc | — | 33 | Electromechanical | PMA |
| ASU-OHLT-3 | Overhead Light NVIS Filter | Aviation Specialties Unlimited Inc | — | 33 | Electromechanical | PMA |
| ASU-PATLTS-1 | Cabin Lighting Filter | Aviation Specialties Unlimited Inc | | 33 | Electromechanical | PMA |
| ASU-PBMP-1 | Push Button Med Panel | Aviation Specialties Unlimited Inc | | 25 | Interior / Furnishings | PMA |
| ASU-PBMP-2 | Push Button Med Panel | Aviation Specialties Unlimited Inc | | 25 | Interior / Furnishings | PMA |
| ASU-PBMP-3 | Push Button Med Panel | Aviation Specialties Unlimited Inc | | 25 | Interior / Furnishings | PMA |
| ASU-PBMP-4 | Med Panel Push Button Filter | Aviation Specialties Unlimited Inc | — | 25 | Interior / Furnishings | PMA |
| ASU-PSA-1 | Round NVIS Filter | Aviation Specialties Unlimited Inc | | 33 | Avionics / Electrical | PMA |
| ASU-PTTW-1 | NVIS Press to Test Filter | Aviation Specialties Unlimited Inc | — | 33 | Avionics / Electrical | PMA |
| ASU-R015X006-OSKY-1 | Open Sky Radio NVIS Button Filter | Aviation Specialties Unlimited Inc | | 33 | Avionics / Electrical | PMA |
| ASU-R019X031-DVI-1 | NVIS Skytrack DVI Filter | Aviation Specialties Unlimited Inc | | 33 | Avionics / Electrical | PMA |
| ASU-R069X607-196A-1 | Bendix King KY 196A NVIS Filter | Aviation Specialties Unlimited Inc | — | 33 | Electromechanical | PMA |
| ASU-R069X607-KR87-1 | Bendix King KR 87 NVIS Filter | Aviation Specialties Unlimited Inc | | 33 | Avionics / Electrical | PMA |
| ASU-R069X607-KT70-1 | Bendix King KT70 NVIS Filter | Aviation Specialties Unlimited Inc | — | 33 | Electromechanical | PMA |
| ASU-R083X605-KX165A-1 | Bendix King KX165A NVIS Filter | Aviation Specialties Unlimited Inc | — | 33 | Electromechanical | PMA |
| ASU-R100X384-KT76C-1 | Bendix King KT76C NVIS Filter | Aviation Specialties Unlimited Inc | — | 33 | Electromechanical | PMA |
| ASU-R111X297-KS165-1 | Bendix King KX165 NVIS Filter | Aviation Specialties Unlimited Inc | — | 33 | Avionics / Electronics | PMA |
| ASU-R111X297-KS165-2 | Bendix King KX165 NVIS Filter | Aviation Specialties Unlimited Inc | — | 33 | Avionics / Electronics | PMA |