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Avionics

STC ST00780AT

FAA DRS lists ST00780AT as Current · Reissued, held by Honeywell International Inc, for Boeing DC-9-81 (MD-81), Boeing DC-9-82 (MD-82), and Boeing DC-9-83 (MD-83), and 1 more aircraft configuration. Recorded change: Installation of a RDR-4B Weather Radar/Windshear System. Snapshot dated June 30, 2026.

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Aircraft configurations
4
FAA revision date
FAA status
Current · Reissued

Recorded modification

What the FAA record covers

ST00780AT 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-9-81 (MD-81), Boeing DC-9-82 (MD-82), and Boeing DC-9-83 (MD-83), and 1 more aircraft configuration. Confirm the approved model list, serial effectivity, configuration, and certificate revision.

FAA record reference

STC number
ST00780AT
Product
Aircraft · Large Airplane
Country
United States
Application date
January 27, 1994
Revision date
December 17, 2021
CFR references
Part 21, Part 21, Part 21, Part 21, Part 21, Part 21, Part 21