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Aircraft STC directory

Piper Aircraft PA-18A-135 (Restricted) STCs

The Jun 30, 2026 FAA DRS snapshot contains 10 selected supplemental type certificates with status Current whose public applicability data names the Piper Aircraft PA-18A-135 (Restricted). Use it to identify modification scope and recorded holders—not to determine serial-number effectivity, compatibility, installation approval, or commercial availability.

10
listed Current at snapshot
8
holder directories
5
modification categories
Mar 5, 2026
latest recorded revision

Modification demand surface

Other aircraft modifications4
Landing gear and brakes3
Electrical systems1
Fuel systems1
Aircraft structures1

Recorded holders

Recently revised PA-18A-135 (Restricted) STCs

Showing the 10 most recently revised records. Each entry links to the FAA source and separates public approval data from private commercial claims.