Skip to content
Avionics

STC SA4-547

FAA DRS lists SA4-547 as Current · Reissued, held by Brittain Industries, Inc, for Textron Aviation 175, Textron Aviation 175A, and Textron Aviation 175B, and 1 more aircraft configuration. Recorded change: Installed Brittain-Clarkson Autopilot. Snapshot dated June 30, 2026.

FAA-listed holder
Brittain Industries, Inc
Aircraft configurations
4
FAA revision date
FAA status
Current · Reissued

Recorded modification

What the FAA record covers

Installed Brittain-Clarkson Autopilot.

SA4-547 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 175, Textron Aviation 175A, and Textron Aviation 175B, and 1 more aircraft configuration. Confirm the approved model list, serial effectivity, configuration, and certificate revision.

Textron Aviation 1753A17Textron Aviation 175A3A17Textron Aviation 175B3A17Textron Aviation 175C3A17

Buyer checks

Confirm before sourcing

  1. 01Does it cover the exact Textron Aviation 175 and Textron Aviation 175A, 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?

Related avionics STCs