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Aircraft STC directory

Aermacchi SpA S.205 - 20/R STCs

The Jun 30, 2026 FAA DRS snapshot contains 73 selected supplemental type certificates with status Current whose public applicability data names the Aermacchi SpA S.205 - 20/R. Use it to identify modification scope and recorded holders—not to determine serial-number effectivity, compatibility, installation approval, or commercial availability.

73
listed Current at snapshot
24
holder directories
7
modification categories
Apr 1, 2025
latest recorded revision

Modification demand surface

Avionics34
Other aircraft modifications23
Aircraft connectivity5
Engine and powerplant5
Fuel systems4
Electrical systems1
Aircraft performance1

Recorded holders

Garmin International Inc17Electronics International Inc.6Peregrine5Garmin AT Inc.5Avidyne Corporation4uAvionix Corporation3Precise Flight Inc3Acron Aviation Inc.2CiES Inc.2Electroair Acquisition Corporation2ADS-B Technologies, LLC2Honeywell International Inc (Bendix King)2Airwolf Filter Corporation2Latitude Technologies Corporation2Champion Aerospace LLC2AeroLED's Holdings LLC1Hartzell Engine Technologies, LLC1DAC International Inc1Whelen Aerospace Technologies1Seaplanes North LLC1

Recently revised S.205 - 20/R STCs

Showing the 73 most recently revised records. Each entry links to the FAA source and separates public approval data from private commercial claims.