FAA-listed STC holder
Avionics Support Group Inc. STCs
The Jun 30, 2026 FAA DRS snapshot lists 67 selected supplemental type certificates with status Current under Avionics Support Group Inc.. The records span 214 public aircraft directories and 7 modification categories. This is a research directory, not a claim that any specific kit or service is currently offered.
67
listed Current at snapshot
214
aircraft directories
7
modification categories
Jun 26, 2024
latest recorded revision
Modification mix
Aircraft represented
Boeing 737-700 Series712 STCsBoeing 737-800 Series675 STCsBoeing 767-300 Series596 STCsBoeing 737-300 Series522 STCsBoeing 747-400 Series518 STCsBoeing 757-200 Series510 STCsBoeing 727-200 Series450 STCsBoeing 737-200 Series433 STCsBoeing 737-400 Series411 STCsBoeing 767-200 Series357 STCsBoeing 747-200B Series341 STCsBoeing 777-200 Series326 STCsBoeing 737-500 Series323 STCsBoeing 747-100 Series293 STCsBoeing 737-900 Series292 STCsBoeing 727-100 Series262 STCsBoeing 737-600 Series255 STCsBoeing 737-900ER Series235 STCsBombardier CL-600-2B19 (Regional Jet Series 100)230 STCsBoeing 747-300 Series200 STCs
Recently revised records
Showing the 67 most recently revised records. Category directories provide the complete paginated discovery path.
67 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 |
|---|---|---|---|
ST03700ATInstallation of an International Communications Group ICS-220A Iridium SATCOM System in B747-400/-400F Series Aircraft.Aircraft connectivityView record |
| Current at cited snapshot Application: | FAA holder: Avionics Support Group Inc. FAA authority record |
ST04203ATInstallation of a Constant Friction Mount , Cradle, and Integrated Power Supply.Electrical systemsView record |
| Current at cited snapshot Application: | FAA holder: Avionics Support Group Inc. FAA authority record |
ST04574ATInstallation of the Avionics Support Group Constant Friction Mount (cfMount) and Cradle.AvionicsView record |
| Current at cited snapshot Application: | FAA holder: Avionics Support Group Inc. FAA authority record |
ST04276ATInstallation of an IRIDIUM Satellite Communications System.Aircraft connectivityView record |
| Current at cited snapshot Application: | FAA holder: Avionics Support Group Inc. FAA authority record |
ST04003ATProvisional Installation of an Avionics Support Group Constant Friction Mount (cfMount).AvionicsView record |
| Current at cited snapshot Application: | FAA holder: Avionics Support Group Inc. FAA authority record |
ST03833ATInstallation of an ICG ICS-220A Iridium Communications System.Other aircraft modificationsView record |
| Current at cited snapshot Application: | FAA holder: Avionics Support Group Inc. FAA authority record |
ST04538ATInstallation of the Cobham Aviator 200S INMARSAT SATCOM Communication System and external HELGA Low Gain Antenna.Aircraft connectivityView record |
| Current at cited snapshot Application: | FAA holder: Avionics Support Group Inc. FAA authority record |
ST03974ATInstallation of a International Communications Group ICS-120A/220A Iridium Communications System.Other aircraft modificationsView record |
| Current at cited snapshot Application: | FAA holder: Avionics Support Group Inc. FAA authority record |
ST04456ATInstallation of the dual Rockwell Collins TDR-94D, ADS-B out capable transponder system and dual GPS-4000S position sensor.AvionicsView record |
| Current at cited snapshot Application: | FAA holder: Avionics Support Group Inc. FAA authority record |
ST04450ATInstallation of the dual Rockwell Collins TPR-901, ADS-B out capable trasnponder system and dual\nGPS-4000S position sensor.AvionicsView record |
| Current at cited snapshot Application: | FAA holder: Avionics Support Group Inc. FAA authority record |
ST04512ATInstallation of Collins Aerospace SAT-2200 SATCOM.Aircraft connectivityView record |
| Current at cited snapshot Application: | FAA holder: Avionics Support Group Inc. FAA authority record |
ST04511ATInstallation of Whelen LED logo lights.Other aircraft modificationsView record |
| Current at cited snapshot Application: | FAA holder: Avionics Support Group Inc. FAA authority record |
ST04483ATInstallation of the Avionics Support Group Constant Friction Mount (cfMount) with Cradle.AvionicsView record |
| Current at cited snapshot Application: | FAA holder: Avionics Support Group Inc. FAA authority record |
ST04467ATInstallation of the dual Becker Avionics BXT6513-(000) ADS-B.AvionicsView record |
| Current at cited snapshot Application: | FAA holder: Avionics Support Group Inc. FAA authority record |
ST04184ATInstallation of a Constant Friction Mount.Other aircraft modificationsView record |
| Current at cited snapshot Application: | FAA holder: Avionics Support Group Inc. FAA authority record |
ST04150ATInstallation of an Aviator 300(D) Communications System and Wireless Access Point.Other aircraft modificationsView record |
| Current at cited snapshot Application: | FAA holder: Avionics Support Group Inc. FAA authority record |
ST04461ATInstallation of the Honeywell Solid State Cockpit Voice Recorder (SSCVR) with ACARS message recording capability.Other aircraft modificationsView record |
| Current at cited snapshot Application: | FAA holder: Avionics Support Group Inc. FAA authority record |
ST04229ATInstallation of an International Communications Group (ICG) IRIDIUM Satellite Communications System.Aircraft connectivityView record |
| Current at cited snapshot Application: | FAA holder: Avionics Support Group Inc. FAA authority record |
ST04457ATInstallation of the dual Rockwell Collins TPR-901, ADS-B out capable transponder system and dual GPS-4000S position sensor.AvionicsView record |
| Current at cited snapshot Application: | FAA holder: Avionics Support Group Inc. FAA authority record |
ST04454ATInstallation of the Cobham SBB SATCOM system.Aircraft connectivityView record |
| Current at cited snapshot Application: | FAA holder: Avionics Support Group Inc. FAA authority record |
ST04432ATInstallation of TEAC SD Memory Card Video Reproducer Model No. VE-801SDi.Other aircraft modificationsView record |
| Current at cited snapshot Application: | FAA holder: Avionics Support Group Inc. FAA authority record |
ST04000ATInstallation of an Avionics Support Group Constant Friction Mount (cfMount) with an Integrated Power Supply.AvionicsView record |
| Current at cited snapshot Application: | FAA holder: Avionics Support Group Inc. FAA authority record |
ST04412ATInstallation of a cfMount (TM) and Cradle.Other aircraft modificationsView record |
| Current at cited snapshot Application: | FAA holder: Avionics Support Group Inc. FAA authority record |
ST04408ATInstallation of Rockwell Collins TPR-901 Automatic Dependent Surveillance - Broadcast (ADS-B) Out Transponder(s).AvionicsView record |
| Current at cited snapshot Application: | FAA holder: Avionics Support Group Inc. FAA authority record |
ST04376ATInstallation of a Cobham INMARSAT/SwiftBroadband SATCOM System.Aircraft connectivityView record |
| Current at cited snapshot Application: | FAA holder: Avionics Support Group Inc. FAA authority record |
ST04247ATInstallation of an Avionics Support Group Constant Friction Mount (cfMount) and Cradle with an Integrated Power Supply (IPS).AvionicsView record |
| Current at cited snapshot Application: | FAA holder: Avionics Support Group Inc. FAA authority record |
ST04126ATInstallation of Dual Astronautics Class III Electronic Flight Bag System.Other aircraft modificationsView record |
| Current at cited snapshot Application: | FAA holder: Avionics Support Group Inc. FAA authority record |
ST03817ATInstallation of a Thales-KANNAD Emergency Locator Transmitter.Safety and emergency equipmentView record |
| Current at cited snapshot Application: | FAA holder: Avionics Support Group Inc. FAA authority record |
ST04180ATInstallation of a Dual Universal UNS-1Lw Flight Management System.Other aircraft modificationsView record |
| Current at cited snapshot Application: | FAA holder: Avionics Support Group Inc. FAA authority record |
ST03165ATInstallation of power and mounting provisions for Class 2 Electronic Flight Bags.Other aircraft modificationsView record |
| Current at cited snapshot Application: | FAA holder: Avionics Support Group Inc. FAA authority record |
ST03327ATInstallation of a Dual NavAero Class 2 Electronic Flight Bags (EFB) .Other aircraft modificationsView record |
| Current at cited snapshot Application: | FAA holder: Avionics Support Group Inc. FAA authority record |
ST03335ATInstallation of power and mounting provisions for Class 2 Electronic Flight Bags.Other aircraft modificationsView record |
| Current at cited snapshot Application: | FAA holder: Avionics Support Group Inc. FAA authority record |
ST04149ATInstallation of a Constant Friction Mount, Cradle and Integrated Power Supply on Embraer 145 series aircraft and associated hardware.Electrical systemsView record |
| Current at cited snapshot Application: | FAA holder: Avionics Support Group Inc. FAA authority record |
ST04147ATInstallation of a Constant Friction Mount and Cradle on Embraer 190-100/-200 series aircraft and associated hardware.Other aircraft modificationsView record |
| Current at cited snapshot Application: | FAA holder: Avionics Support Group Inc. FAA authority record |
ST04148ATInstallation of a Constant Friction Mount, Cradle and Integrated Power Supply on Embraer 170 series aircraft and associated hardware.Electrical systemsView record |
| Current at cited snapshot Application: | FAA holder: Avionics Support Group Inc. FAA authority record |
ST04131ATInstallation of an AD Aerospace CARGOVu Camera System.Cargo and special missionView record |
| Current at cited snapshot Application: | FAA holder: Avionics Support Group Inc. FAA authority record |
ST03046ATInstallation of an ADAM Communication and Information Management System with IRIDIUM SATCOM System and three Class 2 Electronic Flight Bags in accordance with Avionics Support Group, Inc. Master Drawing List 24652-MDL, Revision H, dated July 12, 2011, or later FAA approved revision.Aircraft connectivityView record |
| Current at cited snapshot Application: | FAA holder: Avionics Support Group Inc FAA authority record |
ST03908ATRelocation of the Captain's and First Officer's Oxygen Mask Assemblies from the just forward and outboard of each pilot's position in the P13 and P14 crew sidewall panels respectively, to adjacent to the aft edge of the P13 and P14 crew sidewall panels per Avionic Support Group (ASG) Master Data List (MDL) 210126-MDL, Revision C, dated December 23, 2010, or later Atlanta ACO approved revision.Safety and emergency equipmentView record |
| Current at cited snapshot Application: | FAA holder: Avionics Support Group Inc. FAA authority record |
ST03888ATInstallation of a Latitude Technologies Skynode S100 Tracking System in B737-200 Series Aircraft.Other aircraft modificationsView record |
| Current at cited snapshot Application: | FAA holder: Avionics Support Group Inc. FAA authority record |
ST03539ATInstallation of a Thales Integrated Standby Flight Display in B757-200/-300 Series Aircraft.AvionicsView record |
| Current at cited snapshot Application: | FAA holder: Avionics Support Group Inc. FAA authority record |
ST03588ATInstallation of a Wingspeed XLINK Iv Iridium Communication Management Systems and a single navAero t BagC2 Electronic Flight Bag (EFB).Other aircraft modificationsView record |
| Current at cited snapshot Application: | FAA holder: Avionics Support Group Inc. FAA authority record |
ST03600ATInstallation of a Wingspeed Iridium Communication Management System and Dual DAC International Electronic Flights Bags (EFBs).Other aircraft modificationsView record |
| Current at cited snapshot Application: | FAA holder: Avionics Support Group Inc. FAA authority record |
ST03602ATInstallation of a Ritec Thermal Printer in B767-200/-300 Series Aircraft.Other aircraft modificationsView record |
| Current at cited snapshot Application: | FAA holder: Avionics Support Group Inc. FAA authority record |
ST03603ATInstallation of a Thales-Kannad (406AF) Emergency Locator Transmitter in CL-600-2C10-2B19 Series Aircraft.Safety and emergency equipmentView record |
| Current at cited snapshot Application: | FAA holder: Avionics Support Group Inc. FAA authority record |
ST03627ATInstallation of a Wingspeed Network Server.Other aircraft modificationsView record |
| Current at cited snapshot Application: | FAA holder: Avionics Support Group Inc. FAA authority record |
ST03720ATInstallation of a Thales Integrated Standby Flight Display in B-747-100/-200/SP.AvionicsView record |
| Current at cited snapshot Application: | FAA holder: Avionics Support Group Inc. FAA authority record |
ST03680ATInstallation of a Rockwell Collins SAT 2000 SATCOM System in B747-400 Series Aircraft.Aircraft connectivityView record |
| Current at cited snapshot Application: | FAA holder: Avionics Support Group Inc. FAA authority record |
ST03671ATInstallation of a Techtest Emergency Locator Transmitter Sytsem in B747 Series Aircraft.Safety and emergency equipmentView record |
| Current at cited snapshot Application: | FAA holder: Avionics Support Group Inc. FAA authority record |
ST03672ATInstallation of a Latitude Technologies Skynode S100 Tracking System in B727 Series Aircraft.Other aircraft modificationsView record |
| Current at cited snapshot Application: | FAA holder: Avionics Support Group Inc. FAA authority record |
ST03761ATInstallation of a Techtest Emergency Locator Transmitter System in B747 Series Aircraft.Safety and emergency equipmentView record |
| Current at cited snapshot Application: | FAA holder: Avionics Support Group Inc. FAA authority record |
ST02504ATInstallation of Rockwell Collins AERO-1 SATCOM System.Aircraft connectivityView record |
| Current at cited snapshot Application: | FAA holder: Avionics Support Group Inc. FAA authority record |
ST03081ATInstallation of an Emergency Locator Transmitter (ELT) System.Safety and emergency equipmentView record |
| Current at cited snapshot Application: | FAA holder: Avionics Support Group Inc FAA authority record |
ST03442ATInstallation of a Wingspeed Network Server and Maintenance Terminal.Other aircraft modificationsView record |
| Current at cited snapshot Application: | FAA holder: Avionics Support Group Inc FAA authority record |
ST03415ATInstallation of an Wingspeed Communication Management System utilizing IRIDIUM SATCOM.Aircraft connectivityView record |
| Current at cited snapshot Application: | FAA holder: Avionics Support Group Inc FAA authority record |
ST3400ATInstallation of IMAJIK LCD Entertainment System Monitors.Cabin and interiorsView record |
| Current at cited snapshot Application: | FAA holder: Avionics Support Group Inc FAA authority record |
ST03376ATCANCELLED BY THE FAA 2/8/2007. Installation of Avionica, Inc. secureLINK Wireless LAN Router for ground only operation.Other aircraft modificationsView record |
| Current at cited snapshot Application: | FAA holder: Avionics Support Group Inc FAA authority record |
ST03133ATInstallation of an APEX Communication Management System, IRIDIUM SATCOM and Dual Information Display Units.Aircraft connectivityView record |
| Current at cited snapshot Application: | FAA holder: Avionics Support Group Inc FAA authority record |
ST02999ATInstallation of a Mode S Transponder Elementary and Enhanced Surveillance System Wiring and Control Panel.AvionicsView record |
| Current at cited snapshot Application: | FAA holder: Avionics Support Group Inc. FAA authority record |
ST03071ATInstallation of Avionics System for Reduced Vertical Separation Minimum (RVSM) Provisions into a Boeing 727-200 aircraft in accordance with Avionics Support Group, Inc Master Drawing List (MDL) No. 23509-MDL Rev A, dated 05/27/04, or later FAA approved revision.AvionicsView record |
| Current at cited snapshot Application: | FAA holder: Avionics Support Group Inc FAA authority record |
ST03009ATInstallation of a Sandel Avionics ST3400 Class A Terrain Awareness and Warning System.AvionicsView record |
| Current at cited snapshot Application: | FAA holder: Avionics Support Group Inc. FAA authority record |
ST02976ATInstallation of the ACSS Elementary and Enhanced Surveillance capable Mode S Transponders and Flight ID capable Transponder Control Panel.AvionicsView record |
| Current at cited snapshot Application: | FAA holder: Avionics Support Group Inc. FAA authority record |
ST02977ATInstallation of the ACSS Elementary and Enhanced Surveillance capable Mode S transponders and Flight ID capable Transponder Control Panel.AvionicsView record |
| Current at cited snapshot Application: | FAA holder: Avionics Support Group Inc. FAA authority record |
ST02900ATInstallation of provisions for the installation of ACSS Traffic and Terrain Collision Avoidance System (T2CAS) in accordance with Avionics Support Group, Inc. Master Drawing List 24595-MDL, Revision IR, dated 6/22/04, or later FAA approved revision.AvionicsView record |
| Current at cited snapshot Application: | FAA holder: Avionics Support Group Inc. FAA authority record |
ST02762ATInstallation of an In-Flight Cabin Video Surveillance System.Cabin and interiorsView record |
| Current at cited snapshot Application: | FAA holder: Avionics Support Group Inc. FAA authority record |
ST02763ATInstallation of an In-Flight Cabin Video Surveillance System.Cabin and interiorsView record |
| Current at cited snapshot Application: | FAA holder: Avionics Support Group Inc. FAA authority record |
ST02710ATInstallation of an In-Flight Cabin Video Surveillance System.Cabin and interiorsView record |
| Current at cited snapshot Application: | FAA holder: Avionics Support Group Inc. FAA authority record |
ST02171ATInstallation of seven additional parameter inputs into existing AlliedSignal Universal or Solid State Flight Data Recorders.Other aircraft modificationsView record |
| Current at cited snapshot Application: Not listed | FAA holder: Avionics Support Group Inc. FAA authority record |