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Aircraft STC directory

Textron Aviation 404 STCs

The Jun 30, 2026 FAA DRS snapshot contains 4 selected supplemental type certificates with status Current whose public applicability data names the Textron Aviation 404. Use it to identify modification scope and recorded holders—not to determine serial-number effectivity, compatibility, installation approval, or commercial availability.

4
listed Current at snapshot
3
holder directories
3
modification categories
Sep 19, 2022
latest recorded revision

Modification demand surface

Flight controls2
Landing gear and brakes1
Other aircraft modifications1

Recorded holders

Recently revised 404 STCs

Showing the 4 most recently revised records. Each entry links to the FAA source and separates public approval data from private commercial claims.