STC SA8959SW
FAA DRS lists SA8959SW as Current · Reissued, held by Honeywell International Inc, for Textron Aviation 300. Recorded change: Installation of AlliedSignal MK VI ground proximity warning system. Snapshot dated June 30, 2026.
Recorded modification
What the FAA record covers
Installation of AlliedSignal MK VI ground proximity warning system.
SA8959SW 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 300. Confirm the approved model list, serial effectivity, configuration, and certificate revision.
Buyer checks
Confirm before sourcing
- 01Does it cover the exact Textron Aviation 300 model, serial range, and configuration?
- 02Which equipment, inspection intervals, procedures, and limitations apply?
- 03Who can legally supply the design data, kit, instructions, and ICAs?
- 04What parts, labor, conformity, and return-to-service work are excluded?
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