Installation of Hartzell Propeller model HC-C3YF-1N/NM8410-4 or HC-C3YF-1N/NM8410K-4.
FAA holder: Hartzell Propeller Inc.
Aircraft STC directory
The cited FAA DRS record snapshots contain 15 selected supplemental type certificates with status Current whose public applicability data names the Textron Aviation E33A. Use it to identify modification scope and recorded holders—not to determine serial-number effectivity, compatibility, installation approval, or commercial availability.
Showing the 15 most recently revised records. Each entry links to the FAA source and separates public approval data from private commercial claims.
FAA holder: Hartzell Propeller Inc.
FAA holder: Aerosport Fuel Cells, LLC
FAA holder: CheckSix AeroSolutions, LLC
FAA holder: CheckSix AeroSolutions, LLC
FAA holder: Ellis and Associates CADD/Technical Illustration
FAA holder: Gallagher Aviation LLC
FAA holder: Marsh Brothers Aviation Inc
FAA holder: General Aviation Modifications Inc.
FAA holder: Cygnet Aerospace Corporation
FAA holder: General Aviation Modifications, Inc.
FAA holder: Marsh Brothers Aviation Inc