SA5846NMFuel systems
Installation of wing tank flexible fuel cells.
FAA holder: Aerosport Fuel Cells, LLC
Aircraft STC directory
Textron Aviation 411A STCs
The Jun 30, 2026 FAA DRS snapshot contains 6 selected supplemental type certificates with status Current whose public applicability data names the Textron Aviation 411A. Use it to identify modification scope and recorded holders—not to determine serial-number effectivity, compatibility, installation approval, or commercial availability.
6
listed Current at snapshot
4
holder directories
3
modification categories
Feb 17, 2026
latest recorded revision
Modification demand surface
Other aircraft modifications3
Fuel systems2
Aircraft structures1
Recently revised 411A STCs
Showing the 6 most recently revised records. Each entry links to the FAA source and separates public approval data from private commercial claims.
View record
SA167GLOther aircraft modifications
Install Cleveland conversion kit P/N 199-72.
FAA holder: Kaman Corporation Aircraft Wheel and Brake LLC
SA197GLOther aircraft modifications
Install Cleveland conversion kit P/N 199-76.
FAA holder: Kaman Corporation Aircraft Wheel and Brake LLC
SA09774ACOther aircraft modifications
Replacement of certain Goodrich pneumatic deicer boots.
FAA holder: Goodrich Corp.
SA02239SEAircraft structures
Installation of a Skymech rear spar replacement kit.
FAA holder: Skymech LLC
SA574NWFuel systems
Installation of forward facing white lights, (100 Watts) and clear plastic wing tip tank nose cone and associated systems.
FAA holder: Knots 2U Ltd.