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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.

FAA-listed holder
Aircraft Engineering & Installation Services Inc
Aircraft configurations
6
FAA revision date
FAA status
Current · Issued

Recorded modification

What the FAA record covers

Installation of Honeywell MK VII Enhanced Ground Proximity Warning System (EGPWS).

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.

Boeing 727-100 SeriesA3WEBoeing 727-100C SeriesA3WEBoeing 727-200 SeriesA3WEBoeing 727-200F SeriesA3WEBoeing 727 SeriesA3WEBoeing 727C SeriesA3WE

Buyer checks

Confirm before sourcing

  1. 01Does it cover the exact Boeing 727-100 Series and Boeing 727-100C Series, and 4 more aircraft configurations model, serial range, and configuration?
  2. 02Which equipment, inspection intervals, procedures, and limitations apply?
  3. 03Who can legally supply the design data, kit, instructions, and ICAs?
  4. 04What parts, labor, conformity, and return-to-service work are excluded?

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