Aircraft STC directory
Textron Aviation F33 STCs
The Jun 30, 2026 FAA DRS snapshot contains 15 selected supplemental type certificates with status Current whose public applicability data names the Textron Aviation F33. Use it to identify modification scope and recorded holders—not to determine serial-number effectivity, compatibility, installation approval, or commercial availability.
Modification demand surface
Recently revised F33 STCs
Showing the 15 most recently revised records. Each entry links to the FAA source and separates public approval data from private commercial claims.
Installation of the MT-Propeller Entwicklung GmbH model MTV-9-D/200-52() propeller.
FAA holder: MT-Propeller Entwicklung GmbH
Installation of stainless steel battery box.
FAA holder: CheckSix AeroSolutions, LLC
Installation of locking fuel cap assembly.
FAA holder: CheckSix AeroSolutions, LLC
Installation of wingtip position/anti-collision light support bracket.
FAA holder: Gallagher Aviation LLC
Installation of openable window.
FAA holder: Ellis and Associates CADD/Technical Illustration
Installation of an "Ever-Air" air conditioning system utilizing R134a refrigerant.
FAA holder: EverReady Aviation LLC .
Installation of a wing tip recognition lights.
FAA holder: Gallagher Aviation LLC
Installation of Sandel Avionics SN3308 Navigation Display.
FAA holder: Sandel Avionics LLC
Modification of the Brake Master Cylinder.
FAA holder: Marsh Brothers Aviation Inc
Installation of a control yoke anti-theft clamp.
FAA holder: Cygnet Aerospace Corporation
Installation of Nose Landing Gear Door Hinge Bushings.
FAA holder: Marsh Brothers Aviation Inc
Installation of an Enhanced Exhaust System, D Shannon Products, Ltd. kit DSP-KIT-15-009.
FAA holder: D'Shannon Products Ltd.