Aircraft STC directory
Textron Aviation 336 STCs
The Jun 30, 2026 FAA DRS snapshot contains 4 selected supplemental type certificates with status Current whose public applicability data names the Textron Aviation 336. Use it to identify modification scope and recorded holders—not to determine serial-number effectivity, compatibility, installation approval, or commercial availability.
4
listed Current at snapshot
3
holder directories
4
modification categories
Dec 16, 2022
latest recorded revision
Modification demand surface
Aircraft structures1
Engine and powerplant1
Flight controls1
Other aircraft modifications1
Recorded holders
Recently revised 336 STCs
Showing the 4 most recently revised records. Each entry links to the FAA source and separates public approval data from private commercial claims.
SA936CEEngine and powerplant
Installation of STOL Kit (wing leading edge cuffs, drooped tips, stall fences and vortex generators on rear engine lower cowling).
FAA holder: Curry Aviation LLC
SA286NWFlight controls
Installation of drooped ailerons in flaps down mode, recontoured wing leading edge, stall fences, aileron centering springs, and conical cambered wing tips.
FAA holder: Sierra Industries Inc
SA02700ATOther aircraft modifications
Installation of Air Conditioner System.
FAA holder: Aviation Enterprises