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Aircraft STC directory

Piper Aircraft PA-20S STCs

The Jun 30, 2026 FAA DRS snapshot contains 31 selected supplemental type certificates with status Current whose public applicability data names the Piper Aircraft PA-20S. Use it to identify modification scope and recorded holders—not to determine serial-number effectivity, compatibility, installation approval, or commercial availability.

31
listed Current at snapshot
15
holder directories
8
modification categories
Jun 15, 2026
latest recorded revision

Modification demand surface

Other aircraft modifications11
Engine and powerplant6
Propellers4
Flight controls3
Landing gear and brakes2
Electrical systems2
Fuel systems2
Aircraft connectivity1

Recorded holders

Svenn s Aviation LLC9Rubbert Aircraft Services4Trimmer Marvin E/Trimmer Aviation LLC3Dakota Cub Aircraft, Inc.2Concorde Battery Corporation1B & C Specialty Products Inc.1Airframes Alaska LLC1Avidyne Corporation1Steve Pierce1Kenmore Air Harbor Inc1Univair Aircraft Corporation1Brittain Industries, Inc1Dakota Cub Aircraft1Garmin AT Inc.1Precise Flight Inc1

Recently revised PA-20S STCs

Showing the 31 most recently revised records. Each entry links to the FAA source and separates public approval data from private commercial claims.