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Flight controls

STC SA4-522

FAA DRS lists SA4-522 as Current · Reissued, held by Brittain Industries, Inc, for Piper Aircraft PA-23-160 and Piper Aircraft PA-23. Recorded change: Installed B2D Flight Control System. Snapshot dated June 30, 2026.

FAA-listed holder
Brittain Industries, Inc
Aircraft configurations
2
FAA revision date
FAA status
Current · Reissued

Recorded modification

What the FAA record covers

Installed B2D Flight Control System.

SA4-522 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-23-160 and Piper Aircraft PA-23. Confirm the approved model list, serial effectivity, configuration, and certificate revision.

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

Buyer checks

Confirm before sourcing

  1. 01Does it cover the exact Piper Aircraft PA-23-160 and Piper Aircraft PA-23 model, serial range, and configuration?
  2. 02Which control configuration, rigging, limitations, and inspections 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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