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Aircraft STC directory

Bell Helicopter Textron Canada 427 STCs

The Jun 30, 2026 FAA DRS snapshot contains 32 selected supplemental type certificates with status Current whose public applicability data names the Bell Helicopter Textron Canada 427. Use it to identify modification scope and recorded holders—not to determine serial-number effectivity, compatibility, installation approval, or commercial availability.

32
listed Current at snapshot
13
holder directories
6
modification categories
Feb 1, 2022
latest recorded revision

Modification demand surface

Other aircraft modifications14
Avionics6
Aircraft structures6
Cabin and interiors3
Cargo and special mission2
Safety and emergency equipment1

Recorded holders

Bell Helicopter Textron Inc.13Rotorcraft Support Inc2Garmin International Inc2ADS-B Technologies, LLC2Air Comm Corporation2Peregrine1Sikorsky Aircraft Corporation1Apical Industries, Inc. dba Dart Aerospace1Honeywell International Inc1Bristol Aerospace Ltd1Airglas Inc.1Acrohelipro Global Services Inc1Dart Aerospace Limited1

Recently revised 427 STCs

Showing the 32 most recently revised records. Each entry links to the FAA source and separates public approval data from private commercial claims.

SR02074ATAircraft structures

Manufacture of Automatic Door Opener in accordance with Aeronautical Accessories, Inc. Drawing List Report AA-98109, no revision, dated October 30, 1998, or later FAA approved revisions, and installation per Aeronautical Accessories, Inc. Report AA-98099, no revision, dated July 7, 1998, or Report AA-98100, no revision, dated August 14, 1998, or Report AA-98105, no revision, dated July 9, 1998, or later FAA approved revision.

FAA holder: Bell Helicopter Textron Inc.

View record
SR02196ATOther aircraft modifications

Manufacture of Flitestep /Floatstep in accordance with Aeronautical Accessories, Inc. Drawing List Report No. AA-98149, Revision C, dated August 31, 2000, or later FAA approved revisions, and installation per Aeronautical Accessories, Inc. Report AA-98150, Revision B, dated April 24, 2000, or installation per Aeronautical Accessories, Inc. Report AA-99093, Revision C, dated April 24, 2000, or installation per Aeronautical Accessories, Inc. Report AA-00011, Revision A, dated April 24, 2000, or later FAA approved revisions.

FAA holder: Bell Helicopter Textron Inc.

View record