STC ST00790WI
FAA DRS lists ST00790WI as Current · Amended, held by Duncan Aviation, Inc, for Israel Aircraft Industries 1125 Westwind Astra. Recorded change: Installation of AlliedSignal MK-VII Enhanced Ground Proximity Warning System (EGPWS). Snapshot dated June 30, 2026.
Recorded modification
What the FAA record covers
Installation of AlliedSignal MK-VII Enhanced Ground Proximity Warning System (EGPWS).
ST00790WI 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: Israel Aircraft Industries 1125 Westwind Astra. Confirm the approved model list, serial effectivity, configuration, and certificate revision.
Buyer checks
Confirm before sourcing
- 01Does it cover the exact Israel Aircraft Industries 1125 Westwind Astra 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?
Related safety and emergency equipment STCs
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FAA holder: Duncan Aviation Inc
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Installation of Sandel ST3400 Terrain Awareness and Warning System (TAWS).
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Installation of a Honeywell/AlliedSignal Mark V Enhanced Ground Proximity Warning System.
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