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Other aircraft modifications

STC ST02171AT

FAA DRS lists ST02171AT as Current · Amended, held by Avionics Support Group Inc., for Boeing 727-100 Series and Boeing 727-200 Series. Recorded change: Installation of seven additional parameter inputs into existing AlliedSignal Universal or Solid State Flight Data Recorders. Snapshot dated June 30, 2026.

FAA-listed holder
Avionics Support Group Inc.
Aircraft configurations
2
FAA revision date
FAA status
Current · Amended

Recorded modification

What the FAA record covers

Installation of seven additional parameter inputs into existing AlliedSignal Universal or Solid State Flight Data Recorders.

ST02171AT 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 and Boeing 727-200 Series. Confirm the approved model list, serial effectivity, configuration, and certificate revision.

Boeing 727-100 SeriesA3WEBoeing 727-200 SeriesA3WE

Buyer checks

Confirm before sourcing

  1. 01Does it cover the exact Boeing 727-100 Series and Boeing 727-200 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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