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Aircraft STC directory

Piper Aircraft PA-20 STCs

The Jun 30, 2026 FAA DRS snapshot contains 42 selected supplemental type certificates with status Current whose public applicability data names the Piper Aircraft PA-20. Use it to identify modification scope and recorded holders—not to determine serial-number effectivity, compatibility, installation approval, or commercial availability.

42
listed Current at snapshot
22
holder directories
8
modification categories
Jun 15, 2026
latest recorded revision

Modification demand surface

Other aircraft modifications16
Engine and powerplant7
Flight controls5
Landing gear and brakes4
Propellers4
Fuel systems3
Electrical systems2
Aircraft connectivity1

Recorded holders

Svenn s Aviation LLC9Rubbert Aircraft Services4Trimmer Marvin E/Trimmer Aviation LLC3Dakota Cub Aircraft, Inc.2Brittain Industries, Inc2Concorde Battery Corporation1B & C Specialty Products Inc.1Peter C. Morrison1F.Atlee Dodge Aircraft Services1Airframes Alaska LLC1Avidyne Corporation1Steve Pierce1F. Atlee Dodge Aircraft Services, LLC1Silveraire LLC1Univair Aircraft Corporation1Cub Crafters Inc1KNR-Inc1Aircraft Innovations, LLC1Dakota Cub Aircraft1K S Avionics Inc1

Recently revised PA-20 STCs

Showing the 42 most recently revised records. Each entry links to the FAA source and separates public approval data from private commercial claims.