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Avionics

STC ST09109SC

FAA DRS lists ST09109SC as Current · Reissued, held by Sierra Industries Ltd., for Textron Aviation 500. Recorded change: Installation of avionics master switch. Snapshot dated June 30, 2026.

FAA-listed holder
Sierra Industries Ltd.
Aircraft configurations
1
FAA revision date
FAA status
Current · Reissued

Recorded modification

What the FAA record covers

ST09109SC identifies the approval, recorded holder, named aircraft, and modification scope. It does not confirm kit availability, serial-number effectivity, data rights, price, or installation authority.

Applicability

Aircraft named in FAA DRS

Named aircraft: Textron Aviation 500. Confirm the approved model list, serial effectivity, configuration, and certificate revision.

Textron Aviation 500A22CE

Buyer checks

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Related avionics STCs

SR01648LAAvionics

Installation of Apical Industries, Inc. Emergency Float Kit, Part Number 604.9601, in accordance with FAA approved Apical Industries, Inc., Master Document List MD 412-11, Revision E, dated August 9, 2004, or later FAA approved revision. Rotorcraft Flight Manual Supplement, FMS-412(11), Revision N/C, FAA approved on August 17, 2004, or later FAA approved revision is required as part of this modification.Installation of Apical Industries, Inc. Emergency Float Kit, Part Number 604.9601.

FAA holder: Bell Helicopter Textron Inc.

View record