Aircraft STC directory
Boeing AT-6A (SNJ-3) STCs
The Jun 30, 2026 FAA DRS snapshot contains 19 selected supplemental type certificates with status Current whose public applicability data names the Boeing AT-6A (SNJ-3). 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 AT-6A (SNJ-3) STCs
Showing the 19 most recently revised records. Each entry links to the FAA source and separates public approval data from private commercial claims.
Installation of BendixKing by Honeywell KSN 770 and KSN 765 WAAS LPV approach capable nav/comm systems.
FAA holder: Honeywell International Inc (Bendix King)
Installation of Airwolf Filter Corp. Air Oil Separator.
FAA holder: Airwolf Filter Corporation
Installation of Gustin Aviation chip detector light system.
FAA holder: A & L Aircraft Parts Inc
Installation of the uAvionix skyBeacon Automatic Dependent Surveillance-Broadcast (ADS-B) Out.
FAA holder: uAvionix Corporation
Installation of a 'quick-disconnect drain plug' on the engine rocker sump for the oil drain retrieval system after engine shutdown.
FAA holder: West Coast Air Creations
Installation of Airwolf remote mounted engine oil filter kit AFC-K015 on aircraft powered by Pratt & Whitney radial reciprocating engine Series R-985, R-1340 and R-1830.
FAA holder: Airwolf Filter Corporation
Application of Stewart Systems synthetic fabric covering system to aircraft fuselage, wings, tail surfaces, control surfaces and related parts.
FAA holder: Andrew D. Humphrey
Installation of Garmin Model 400W / 500W Series GPS-WAAS Navigation System.
FAA holder: Garmin International Inc
Installation of Garmin G500 Primary Flight Display (PFD) and Multifunction Display (MFD) System.
FAA holder: Garmin International Inc
Installation of a GDL 69 or GDL 69A XM Satellite Receiver.
FAA holder: Garmin International Inc
Provisions installation of Garmin GPS/XM Antennas in accordance with FAA Approved Model List (AML) SA02018SE-D, dated January 4, 2011, or later FAA approved revision, and FAA Approved GPS/XM Antenna STC Master Drawing List, Document No.: 005-00638-01, Revision "1", approved on January 4, 2011, or later FAA approved revision.
FAA holder: Garmin International Inc
Installation of fiberglass covering. (M-62 SERIES PT-19) (G-73 SCHWEIZER).
FAA holder: Razorback Fabrics Inc
Installation of S-TEC System 20/30 single and two-axis automatic flight guidance systems, model ST-906-20/30.
FAA holder: S-TEC Corporation
Installation of S-TEC System 60 Two Axis and Automatic Flight Guidance System, Model ST-899.
FAA holder: S-TEC Corporation
Installation of oil filter together with a chip detector.
FAA holder: Aviation Development Corporation
Installation of air filters.
FAA holder: Brackett Aero Filters Inc.