ST03379ATOther aircraft modifications
Replacement of a Standby Altimeter installation.
FAA holder: Textron Aviation Inc
Aircraft STC directory
The Jun 30, 2026 FAA DRS snapshot contains 4 selected supplemental type certificates with status Current whose public applicability data names the Raytheon Aircraft 400T. Use it to identify modification scope and recorded holders—not to determine serial-number effectivity, compatibility, installation approval, or commercial availability.
Showing the 4 most recently revised records. Each entry links to the FAA source and separates public approval data from private commercial claims.
FAA holder: Textron Aviation Inc
FAA holder: Luminary Air Group LLC
FAA holder: Rockwell Collins Inc