STC SA4673SW
FAA DRS lists SA4673SW as Current · Reissued, held by Textron Aviation Inc, for Beechcraft HS.125 Series 700A. Recorded change: Installation of Sperry SPZ-600 automatic flight control system with SPI 501/502 flight director, AZ-800 Dual Air Data Computer, CM-600 Comparator Monitor and VA-100 Voice Advisory System. Snapshot dated June 30, 2026.
Recorded modification
What the FAA record covers
SA4673SW 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: Beechcraft HS.125 Series 700A. Confirm the approved model list, serial effectivity, configuration, and certificate revision.
Buyer checks
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