Aircraft STC directory
Textron Aviation 414 STCs
The Jun 30, 2026 FAA DRS snapshot contains 16 selected supplemental type certificates with status Current whose public applicability data names the Textron Aviation 414. 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 414 STCs
Showing the 16 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-14-D-C-F/CF188-30g propeller.
FAA holder: MT- Propeller Entwicklung GmbH
Install Cleveland conversion kit P/N 199-72.
FAA holder: Kaman Corporation Aircraft Wheel and Brake LLC
Install Cleveland conversion kit P/N 199-76.
FAA holder: Kaman Corporation Aircraft Wheel and Brake LLC
Installation of Bendix/King KMD 550/850 Multi-Function Display, with optional KLN 94 Global Positioning System, KGP 560 General Aviation Enhanced Ground Proximity Warning System, RDR 2000 Weather Radar System and KMH 880 Multi-Hazard Awareness System or KTA 870 Traffic Awareness System.
FAA holder: Honeywell International Inc
Fabrication and Installation of Dahlia Doubler.
FAA holder: Fliegen Works Inc.
Fabrication and Installation of Panida Doubler.
FAA holder: Fliegen Works Inc.
Fabrication and Installation of Panida Doubler.
FAA holder: Fliegen Works Inc.
Installation of an S-TEC 01326 Digital Flight Control System (DFCS).
FAA holder: S-TEC Corporation
Replacement of certain Goodrich pneumatic deicer boots.
FAA holder: Goodrich Corp.
Installation of a Skymech rear spar replacement kit.
FAA holder: Skymech LLC
Installation of an Avidyne EXP5000 Primary Flight Display (PFD).
FAA holder: Star Aviation