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Safety and emergency equipment

STC ST03089AT

FAA DRS lists ST03089AT as Current · Issued, held by Aircraft Engineering & Installation Services Inc, for Boeing 727-100 Series, Boeing 727-100C Series, and Boeing 727-200 Series, and 3 more aircraft configurations. Recorded change: Installation of Honeywell MK VII Enhanced Ground Proximity Warning System (EGPWS). Snapshot dated June 30, 2026.

Aircraft configurations
6
FAA revision date
FAA status
Current · Issued

Recorded modification

What the FAA record covers

ST03089AT 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: Boeing 727-100 Series, Boeing 727-100C Series, and Boeing 727-200 Series, and 3 more aircraft configurations. Confirm the approved model list, serial effectivity, configuration, and certificate revision.

Buyer checks

Confirm before sourcing