Aircraft STC directory

Textron Aviation 206 STCs

The Jun 30, 2026 FAA DRS snapshot contains 26 selected supplemental type certificates with status Current whose public applicability data names the Textron Aviation 206. Use it to identify modification scope and recorded holders—not to determine serial-number effectivity, compatibility, installation approval, or commercial availability.

26

listed Current at snapshot

18

holder directories

8

modification categories

Feb 17, 2026

latest recorded revision

Modification demand surface

Other aircraft modifications7

Propellers5

Aircraft structures4

Cargo and special mission3

Fuel systems2

Engine and powerplant2

Flight controls2

Electrical systems1

Recorded holders

Hartzell Propeller LLC2 Summit Aviation Inc.2 Sierra Industries Ltd.2 Aerosport Fuel Cells, LLC1 Liberty Partners Inc1 Western Skyways Aircraft Modifications Inc.1 Outpost X Aviation Inc.1 Aero-Mach Wilco LLC1 McFarlane Aviation LLC1 MT- Propeller Entwicklung GmbH1 Sierra Industries Inc1 P Ponk Aviation1 Aero Twin Inc1 Wipaire Inc1 Turbine Conversions Ltd1 Hartzell Propeller Inc1 G & D Aero Products Inc.1 S-TEC Corporation1

Recently revised 206 STCs

Showing the 26 most recently revised records. Each entry links to the FAA source and separates public approval data from private commercial claims.

SA3825WEFuel systemsRevised Feb 17, 2026

Installation of replacement flexible fuel cell in wings. (U206 S/N U206-04074) (P206 S/N P206-0001 - P206-00647) (206 S/N 206-0001 thru 206-0137 except 206-0094; S/N 206-0094; 206-0138 thru206-0275).

FAA holder: Aerosport Fuel Cells, LLC

SA11158SCOther aircraft modificationsRevised Oct 28, 2025

Demonstration of aircraft tolerance to potential electromagnetic interference from certain Transmitting Potable Electronic Devices (T-PEDS).

FAA holder: Liberty Partners Inc.

SA04211CHEngine and powerplantRevised Aug 20, 2025

Installation of an engine modified per STC SE0417CH.

FAA holder: Western Skyways Aircraft Modifications Inc.

SA04491CHPropellersRevised Jan 24, 2025

Installation of Hartzell Propeller Model HC-( )3YF-1RF/F8429(K,B)-( ) 3 bladed metal propeller in accordance with the installation instructions specified on FAA Approved Model List (AML) No. SA04491CH.

FAA holder: Hartzell Propeller LLC

SA04643CHPropellersRevised Dec 13, 2024

Installation of Hartzell Propeller model HC-(C,G,J)3YF-1N/NM8411-( ).

FAA holder: Hartzell Propeller LLC

SA474CEOther aircraft modificationsRevised Sep 12, 2024

Install Aqua Model 3526 floats.

FAA holder: Outpost X Aviation Inc.

SA04550NYCargo and special missionRevised Aug 1, 2024

Installation of the Split Forward Cargo Door Window.

FAA holder: Airworthiness Resources Corporation

SA02554AKCargo and special missionRevised May 30, 2023

Installation of the Cargo Door Release System.

FAA holder: Airframe Innovations Inc.

SA00897WIElectrical systemsRevised Mar 6, 2023

Installation of Concorde Battery Corporation (VRSLA) Valve regulated sealed lead acid battery.

FAA holder: Aero-Mach Wilco LLC

SA02294CHPropellersRevised Oct 26, 2022

Installation of an MT-Propeller MTV-(9 or 15)-D/205-58 or MTV-(9 or 15)-D/210-58 and spinner assembly.

FAA holder: McFarlane Aviation LLC

SA00796ATEngine and powerplantRevised Sep 21, 2022

Installation of a dual-isolator forward engine mount system.

FAA holder: Summit Aviation Inc.

SA01539AT-DOther aircraft modificationsRevised Sep 21, 2022

Installation of Remote Oil Cooler.

FAA holder: Summit Aviation Inc

SA00044IBOther aircraft modificationsRevised Jul 18, 2022

Installation of Model MTV-5-1-E-C-F-R(P)/CFR220-54( ) 5-blade hydraulically actuated.

FAA holder: MT- Propeller Entwicklung GmbH

SA04287NYCargo and special missionRevised Dec 19, 2018

Provisions for the installation of a wing strut mounted camera pod.

FAA holder: Wooding Geospatial Solutions

SA2326WEAircraft structuresRevised Jul 31, 2017

Installation of recontoured wing leading edge, stall fences, and wing tips. (P206A LANDPLANE) (TP206E LANDPLANE AND SKIPLANE) (P206 LANDPLANE AND FLOATPLANE) (TU206E SKIPLANE).

FAA holder: Sierra Industries Ltd.

SA7768SWFuel systemsRevised Jul 31, 2017

Installation of replacement extended range bladder fuel cells. (206 S/N 206-0001 thru 206-0275 P206; S/N P206-0002 thru P206-0647) (U206 S/N U206-0276 - U206-4649).

FAA holder: Sierra Industries Ltd.

SA1513WEFlight controlsRevised Jul 14, 2017

Installation of flap actuated aileron droop system recontoured wing leading edge and flap actuated elevator trim system. (206 EXCEPT TU206F, U206F, U206E, U206G, TU206G).

FAA holder: Sierra Industries Inc

SA00819SEFlight controlsRevised May 17, 2017

Installation of Visual Instruments flap position indicating system.

FAA holder: Visual Instruments LLC

SA02519SEAircraft structuresRevised Dec 29, 2016

Installation of a hinged inspection door.

FAA holder: P Ponk Aviation

SA4614NMOther aircraft modificationsRevised Jul 5, 2016

Installation of Aero Twin, Inc., Main Gear Gravel Deflector Kit No. GD6-100.

FAA holder: Aero Twin Inc

SA914NEAircraft structuresRevised Jun 24, 2016

Installation of wing tip extensions.

FAA holder: Wipaire Inc

SA09857ACOther aircraft modificationsRevised Jun 7, 2016

Installation of an ISTART Starting Enhancement System.

FAA holder: IStart Partners, Ltd.

SA04034CHPropellersRevised Dec 30, 2015

Installation of Pratt & Whitney Canada PT6A engines and Hartzell HC-B3TN-3 propeller.

FAA holder: Turbine Conversions Ltd

SA02821CHPropellersRevised Apr 9, 2010

Installation of Hartzell Propeller Models (P)HC-()3YF-1RF/F8068(B,K)() and/or (P)(HC-()3YF01RF/F7693DF(B,K)().

FAA holder: Hartzell Propeller Inc

SA5467NMAircraft structuresRevised Jan 23, 2004

Installation of acrylic window liners. (206 SERIES 402B0301 AND ON).

FAA holder: G & D Aero Products Inc.

SA8406SW-DOther aircraft modificationsRevised Dec 14, 2001

Installation of S-TEC System 55/55X two axis automatic flight guidance system, Model ST-555.

FAA holder: S-TEC Corporation