Aircraft STC directory
Textron Aviation 441 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 441. 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 441 STCs
Showing the 15 most recently revised records. Each entry links to the FAA source and separates public approval data from private commercial claims.
Activation of previously approved Static Source Error Correction (SSEC) software used with the Garmin GSU 75B ADAHRS.
FAA holder: West Star Aviation LLC
Wheels and brakes installation199-115 conversion kit.
FAA holder: Kaman Corporation Aircraft Wheel and Brake LLC
Installation of MT-Propeller Entwicklung GmbH model MTV-27-1-E-C-F-R(G)/CFR210-58( ) or /CFR224-55.
FAA holder: MT- Propeller Entwicklung GmbH
ONE ONLY STC, SN 441-0001: Installation of King KNS 660 Multi-Sensor Flight Management System.
FAA holder: Honeywell International Inc
Installation of a Strobe Light System.
FAA holder: Reds Aircraft Service Inc.
Installation choice of magnetic chip detection system part number RAA2002-2-1CL.
FAA holder: Reds Aircraft Service Inc.
Installation of Royal Atlantic Aviation high intensity discharge Landing Light and Recognition Light System.
FAA holder: Reds Aircraft Service Inc.
Installation of a windshield anti-icing system manual control valve.
FAA holder: Reds Aircraft Service Inc.
Installation of a Pitot Heat System Cockpit Indicator Lights.
FAA holder: Reds Aircraft Service Inc.
Royal Atlantic Aviation Engine Oil Filter Bypass Warning System, Kit P/N RAA2003-1-1.
FAA holder: Reds Aircraft Service Inc.
Installation of an Electronics International MVP-50T Engine Monitoring System.
FAA holder: Carpenter Avionics, Inc
Installation of external aft body strakes.
FAA holder: Aircraft Performance Modifications
Installation of Keddeg Company P/N 21BC115 Coalescer Assembly.
FAA holder: Purolator Facet, Inc
Installation of a Taxi Light System.
FAA holder: Reds Aircraft Service, Inc.