Aircraft STC directory
Raytheon Aircraft C18S STCs
The Jun 30, 2026 FAA DRS snapshot contains 7 selected supplemental type certificates with status Current whose public applicability data names the Raytheon Aircraft C18S. Use it to identify modification scope and recorded holders—not to determine serial-number effectivity, compatibility, installation approval, or commercial availability.
7
listed Current at snapshot
3
holder directories
5
modification categories
Mar 20, 2007
latest recorded revision
Modification demand surface
Recently revised C18S STCs
Showing the 7 most recently revised records. Each entry links to the FAA source and separates public approval data from private commercial claims.
Installation of stair type entrance door, rectangular windows and outside opening baggage compartment.
FAA holder: Staggerwing Museum Foundation Inc.
Installation of two-piece plexi- glass windshield.
FAA holder: Hamilton Avn Co Inc
Install cargo door; metalized ailerons, elevator, rudders, wing flaps.
FAA holder: Quint Nicholas M
Installation of wing tips per FAA Sealed Drawing No s. ASP-2029 and API-2030.
FAA holder: SOUTHWESTERN AERO EXCHANGE INC.