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Avionics

STC SA4178SW

FAA DRS lists SA4178SW as Current · Amended, held by Apache Modification Aircraft Corporation, for Piper Aircraft PA-23, Piper Aircraft PA-23-235, and Piper Aircraft PA-23-250, and 1 more aircraft configuration. Recorded change: Installation of 718-1 instrument panel assembly or optional 718-3 assembly. Snapshot dated June 30, 2026.

FAA-listed holder
Apache Modification Aircraft Corporation
Aircraft configurations
4
FAA revision date
FAA status
Current · Amended

Recorded modification

What the FAA record covers

Installation of 718-1 instrument panel assembly or optional 718-3 assembly.

SA4178SW 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: Piper Aircraft PA-23, Piper Aircraft PA-23-235, and Piper Aircraft PA-23-250, and 1 more aircraft configuration. Confirm the approved model list, serial effectivity, configuration, and certificate revision.

Piper Aircraft PA-231A10Piper Aircraft PA-23-2351A10Piper Aircraft PA-23-2501A10Piper Aircraft PA-23-1601A10

Buyer checks

Confirm before sourcing

  1. 01Does it cover the exact Piper Aircraft PA-23 and Piper Aircraft PA-23-235, and 2 more aircraft configurations 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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