FAA-listed STC holder
Western Avionics STCs
The Jun 30, 2026 FAA DRS snapshot lists 24 selected supplemental type certificates with status Current under Western Avionics. The records span 42 public aircraft directories and 4 modification categories. This is a research directory, not a claim that any specific kit or service is currently offered.
Modification mix
Aircraft represented
Recently revised records
Showing the 24 most recently revised records. Category directories provide the complete paginated discovery path.
24 displayed records.
Search every indexed record for this holder. The table below contains the recently revised records shown on this page.
| STC and modification | Aircraft / model / TC | Source status and dates | Holder and authority |
|---|---|---|---|
ST01820NYInstallation of SCD-201 CD Passenger Briefing System.Other aircraft modificationsView record |
| Current at cited snapshot Application: | FAA holder: Western Avionics FAA authority record |
ST03310NYInstallation of a Universal UNS-1Ew Flight Management System.Other aircraft modificationsView record |
| Current at cited snapshot Application: | FAA holder: Western Avionics FAA authority record |
ST03284NYInstallation of a UNS-1Lw Flight Management System.Other aircraft modificationsView record |
| Current at cited snapshot Application: | FAA holder: Western Avionics FAA authority record |
ST03234NYInstallation of a Standby Altimeter.Other aircraft modificationsView record |
| Current at cited snapshot Application: | FAA holder: Western Avionics FAA authority record |
ST03254NYInstallation of a Western Avionics PicoCube Communications System.AvionicsView record |
| Current at cited snapshot Application: | FAA holder: Western Avionics FAA authority record |
SR03107NYInstallation of an Aspen Avionics EFD1000H/500H Electronic Flight Display Systems.AvionicsView record |
| Current at cited snapshot Application: | FAA holder: Western Avionics FAA authority record |
SA02383NYInstallation of KTA 970 TCAS I.Other aircraft modificationsView record |
| Current at cited snapshot Application: | FAA holder: Western Avionics FAA authority record |
SA02335NYThe installation of Honeywell EGPWS.Other aircraft modificationsView record |
| Current at cited snapshot Application: | FAA holder: Western Avionics FAA authority record |
ST01630NYInstallation of one AlliedSignal KHF 950 HF System.Other aircraft modificationsView record |
| Current at cited snapshot Application: | FAA holder: Western Avionics FAA authority record |
ST01636NYInstallation of ARTEX 406 MHz ELT with Antenna and Remote Switch.Aircraft connectivityView record |
| Current at cited snapshot Application: | FAA holder: Western Avionics FAA authority record |
ST02193NYInstallation of the single FMS.AvionicsView record |
| Current at cited snapshot Application: | FAA holder: Western Avionics FAA authority record |
ST01747NYInstallation of Mark VIII Enhanced Ground Proximity Warning System.Safety and emergency equipmentView record |
| Current at cited snapshot Application: | FAA holder: Western Avionics FAA authority record |
SA01900NYInstallation of a Honeywell MK VI EGPWS.Other aircraft modificationsView record |
| Current at cited snapshot Application: | FAA holder: Western Avionics FAA authority record |
ST02101NYInstallation of Artex C406 Emergency Locator Transmitter.Safety and emergency equipmentView record |
| Current at cited snapshot Application: | FAA holder: Western Avionics FAA authority record |
ST02078NYInstallation of Honeywell MK VIII EGPWS.Other aircraft modificationsView record |
| Current at cited snapshot Application: | FAA holder: Western Avionics FAA authority record |
ST02066NYInstallation of a second (No. 2) Collins ADF-60A or Honeywell (Bendix/King) KDF-806 ADF System in accordance with Transport Canada Civil Aviation (TCCA) approved Western Avionics Engineering Order 99459-401, original issue dated August 31, 2004 or later TCCA approved revision.AvionicsView record |
| Current at cited snapshot Application: | FAA holder: Western Avionics FAA authority record |
SA02022NYInstallation of a Honeywell MK VI Enhanced Ground Proximity Warning System (GPWS).Safety and emergency equipmentView record |
| Current at cited snapshot Application: | FAA holder: Western Avionics FAA authority record |
ST01890NYInstallation of an AlliedSignal CAS-67A TCAS II System.Other aircraft modificationsView record |
| Current at cited snapshot Application: | FAA holder: Western Avionics FAA authority record |
ST01886NYInstallation of one Jet CAll 5 SelCal System.Other aircraft modificationsView record |
| Current at cited snapshot Application: | FAA holder: Western Avionics FAA authority record |
ST01832NYInstallation of Collins Proline II per Western Avionics Engineering Order 89596-401, Rev 2 dated 10/9/2003, Transport Canada approved October 16, 2003.AvionicsView record |
| Current at cited snapshot Application: | FAA holder: Western Avionics FAA authority record |
ST01769NYInstallation of Primus 800 weather radar.AvionicsView record |
| Current at cited snapshot Application: | FAA holder: Western Avionics FAA authority record |
ST01464NYReplacement of First Officer's Altimeter with Revue Thommen AG Altimeter.Other aircraft modificationsView record |
| Current at cited snapshot Application: Not listed | FAA holder: Western Avionics FAA authority record |
ST01308NYInstallation of a Garmin GPS 165 for VFR, IFR Enroute and Terminal Navigation.AvionicsView record |
| Current at cited snapshot Application: Not listed | FAA holder: Western Avionics FAA authority record |
ST01169NYInstallationof an Allied Signal CAS-76A TCAS II and dual MST-67A Mode S Transponders.Other aircraft modificationsView record |
| Current at cited snapshot Application: Not listed | FAA holder: Western Avionics FAA authority record |