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Aircraft STC directory

Textron Aviation 400A STCs

The Jun 30, 2026 FAA DRS snapshot contains 33 selected supplemental type certificates with status Current whose public applicability data names the Textron Aviation 400A. Use it to identify modification scope and recorded holders—not to determine serial-number effectivity, compatibility, installation approval, or commercial availability.

33
listed Current at snapshot
11
holder directories
8
modification categories
Mar 25, 2026
latest recorded revision

Modification demand surface

Other aircraft modifications18
Avionics7
Aircraft structures2
Cabin and interiors2
Engine and powerplant1
Flight controls1
Safety and emergency equipment1
Electrical systems1

Recorded holders

Textron Aviation Inc16Lee Aerospace Inc.3BHE & Associates LTD2Rockwell Collins Inc2Nextant Aerospace2Aerospace Design & Compliance LLC1Acron Aviation Inc.1Peregrine1Nextant Aerospace LLC1Garmin International Inc1Elliott Aviation Technical Products Development, Inc.1

Recently revised 400A STCs

Showing the 33 most recently revised records. Each entry links to the FAA source and separates public approval data from private commercial claims.

ST04552CHAircraft structures

Installation of replacement parts consisting of horizontal stabilizer ribs, pivot fitting, and spar attach angle in accordance with Nextant Aerospace Master Data List Document No. NT0027-MDL0-0000, Revision C, dated April 7, 2022, and FAA approved August 30, 2022, or later FAA approved revision. \nInstructions for Continued Airworthiness (ICA), Document No. NT0027-ICA0-0100, Revision B, dated July 21, 2022, FAA approved September 6, 2022, or later approved revision is required for this installation.

FAA holder: Nextant Aerospace LLC

View record