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Other aircraft modifications

STC ST00139AT

FAA DRS lists ST00139AT as Current · Reissued, held by Honeywell International Inc, for Boeing 737-400 Series. Recorded change: Installation of a MUA-45 Data Link System. Snapshot dated June 30, 2026.

FAA-listed holder
Honeywell International Inc
Aircraft configurations
1
FAA revision date
FAA status
Current · Reissued

Recorded modification

What the FAA record covers

Installation of a MUA-45 Data Link System.

ST00139AT 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 737-400 Series. Confirm the approved model list, serial effectivity, configuration, and certificate revision.

Boeing 737-400 SeriesA16WE

Buyer checks

Confirm before sourcing

  1. 01Does it cover the exact Boeing 737-400 Series model, serial range, and configuration?
  2. 02Which configuration, parts, installation data, limitations, and ICAs 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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