Installation of Sandel Avionics SN4500 Electronic Horizontal Situation Indicator (EHSI).
FAA holder: Sandel Avionics LLC
Aircraft STC directory
The Jun 30, 2026 FAA DRS snapshot contains 20 selected supplemental type certificates with status Current whose public applicability data names the Hawker Beechcraft MU-300-10. Use it to identify modification scope and recorded holders—not to determine serial-number effectivity, compatibility, installation approval, or commercial availability.
Showing the 20 most recently revised records. Each entry links to the FAA source and separates public approval data from private commercial claims.
FAA holder: Sandel Avionics LLC
FAA holder: Purolator Facet, Inc
FAA holder: Textron Aviation Inc
FAA holder: Textron Aviation Inc
FAA holder: Textron Aviation Inc
FAA holder: Textron Aviation Inc
FAA holder: Textron Aviation Inc
FAA holder: Textron Aviation Inc
FAA holder: Textron Aviation Inc
FAA holder: Textron Aviation Inc
FAA holder: Textron Aviation Inc
FAA holder: Textron Aviation Inc
FAA holder: Textron Aviation Inc
FAA holder: Textron Aviation Inc
FAA holder: Textron Aviation Inc
FAA holder: Aerospace Turbine Rotables, Inc
FAA holder: Hawker Beechcraft Services Inc.
FAA holder: Hawker Beechcraft Services Inc.