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Avionics

STC ST03071AT

FAA DRS lists ST03071AT as Current · Issued, held by Avionics Support Group Inc, for Boeing 727-200 Series. Recorded change: Installation of Avionics System for Reduced Vertical Separation Minimum (RVSM) Provisions into a Boeing 727-200 aircraft in accordance with Avionics Support Group, Inc Master Drawing List (MDL) No. 23509-MDL Rev A, dated 05/27/04, or later FAA approved revision. Snapshot dated June 30, 2026.

FAA-listed holder
Avionics Support Group Inc
Aircraft configurations
1
FAA revision date
FAA status
Current · Issued

Recorded modification

What the FAA record covers

Installation of Avionics System for Reduced Vertical Separation Minimum (RVSM) Provisions into a Boeing 727-200 aircraft in accordance with Avionics Support Group, Inc Master Drawing List (MDL) No. 23509-MDL Rev A, dated 05/27/04, or later FAA approved revision.

ST03071AT 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 727-200 Series. Confirm the approved model list, serial effectivity, configuration, and certificate revision.

Boeing 727-200 SeriesA3WE

Buyer checks

Confirm before sourcing

  1. 01Does it cover the exact Boeing 727-200 Series model, serial range, and configuration?
  2. 02Which part numbers, software versions, interfaces, and manual changes 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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