STC ST01820LA
FAA DRS lists ST01820LA as Current · Reissued, held by Astronics Advanced Electronic Systems (AES), for Boeing 747-400 Series. Recorded change: Installation of Fan Bearing Condition Monitoring System. Snapshot dated June 30, 2026.
Recorded modification
What the FAA record covers
Installation of Fan Bearing Condition Monitoring System.
ST01820LA 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 747-400 Series. Confirm the approved model list, serial effectivity, configuration, and certificate revision.
Buyer checks
Confirm before sourcing
- 01Does it cover the exact Boeing 747-400 Series model, serial range, and configuration?
- 02Which configuration, parts, installation data, limitations, and ICAs 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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