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Avionics

STC SA04289NY

FAA DRS lists SA04289NY as Current · Issued, held by Midland Instruments Ltd, for Textron Aviation 525 and Textron Aviation 525A. Recorded change: TDR-94/D ADS-B Transponder system. Snapshot dated June 30, 2026.

FAA-listed holder
Midland Instruments Ltd
Aircraft configurations
2
FAA revision date
FAA status
Current · Issued

Recorded modification

What the FAA record covers

TDR-94/D ADS-B Transponder system.

SA04289NY 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: Textron Aviation 525 and Textron Aviation 525A. Confirm the approved model list, serial effectivity, configuration, and certificate revision.

Textron Aviation 525A1WITextron Aviation 525AA1WI

Buyer checks

Confirm before sourcing

  1. 01Does it cover the exact Textron Aviation 525 and Textron Aviation 525A 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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