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Avionics

STC ST04450AT

FAA DRS lists ST04450AT as Current · Reissued, held by Avionics Support Group Inc., for Boeing DC-9-11, Boeing DC-9-12, and Boeing DC-9-13, and 13 more aircraft configurations. Recorded change: Installation of the dual Rockwell Collins TPR-901, ADS-B out capable trasnponder system and dual\nGPS-4000S position sensor. Snapshot dated June 30, 2026.

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Aircraft configurations
16
FAA revision date
FAA status
Current · Reissued

Recorded modification

What the FAA record covers

ST04450AT 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 DC-9-11, Boeing DC-9-12, and Boeing DC-9-13, and 13 more aircraft configurations. Confirm the approved model list, serial effectivity, configuration, and certificate revision.

FAA record reference

STC number
ST04450AT
Product
Aircraft · Large Airplane
Country
United States
Application date
July 3, 2018
Revision date
May 18, 2021
CFR references
Part 21, Part 25, Part 26