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Avionics

STC ST04566NY

FAA DRS lists ST04566NY as Current · Issued, held by Mid Canada Mod Center, for Textron Aviation 550. Recorded change: Installation of the Garmin 400W, Rockwell Collins TCAS 4000 / Dual TDR-94D Transponder. Snapshot dated June 30, 2026.

FAA-listed holder
Mid Canada Mod Center
Aircraft configurations
1
FAA revision date
FAA status
Current · Issued

Recorded modification

What the FAA record covers

Installation of the Garmin 400W, Rockwell Collins TCAS 4000 / Dual TDR-94D Transponder.

ST04566NY 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 550. Confirm the approved model list, serial effectivity, configuration, and certificate revision.

Textron Aviation 550A22CE

Buyer checks

Confirm before sourcing

  1. 01Does it cover the exact Textron Aviation 550 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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