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Aircraft STC directory

Textron Aviation 400T STCs

The Jun 30, 2026 FAA DRS snapshot contains 9 selected supplemental type certificates with status Current whose public applicability data names the Textron Aviation 400T. Use it to identify modification scope and recorded holders—not to determine serial-number effectivity, compatibility, installation approval, or commercial availability.

9
listed Current at snapshot
7
holder directories
3
modification categories
Apr 1, 2025
latest recorded revision

Modification demand surface

Other aircraft modifications5
Avionics3
Aircraft structures1

Recorded holders

Recently revised 400T STCs

Showing the 9 most recently revised records. Each entry links to the FAA source and separates public approval data from private commercial claims.