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FAA-listed STC holder

Mayday Avionics Inc STCs

The Jun 30, 2026 FAA DRS snapshot lists 11 selected supplemental type certificates with status Current under Mayday Avionics Inc. The records span 22 public aircraft directories and 3 modification categories. This is a research directory, not a claim that any specific kit or service is currently offered.

11
listed Current at snapshot
22
aircraft directories
3
modification categories
Feb 16, 2016
latest recorded revision

Modification mix

Avionics4
Safety and emergency equipment4
Other aircraft modifications3

Aircraft represented

Boeing 727-200 Series450 STCsBoeing 727-100 Series262 STCsSikorsky Aircraft S-76C226 STCsGulfstream Aerospace GV214 STCsDassault Aviation Mystere-Falcon 900190 STCsSikorsky Aircraft S-76A173 STCsSikorsky Aircraft S-76B169 STCsDassault Aviation FALCON 2000118 STCsBoeing 727 Series110 STCsRaytheon Aircraft Hawker 800XP71 STCsBoeing 727-100C Series69 STCsBoeing 727C Series67 STCsBoeing 727-200F Series54 STCsRaytheon Aircraft Hawker 80044 STCsRaytheon Aircraft V35B32 STCsAirbus Helicopters AS-365N227 STCsAirbus Helicopters AS-365N324 STCsRaytheon Aircraft BAe.125 Series 800A21 STCsAirbus Helicopters SA-365N114 STCsSikorsky Aircraft S-76D12 STCs

Recently revised records

Showing the 11 most recently revised records. Category directories provide the complete paginated discovery path.