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Other aircraft modifications

STC SA8539SW-D

FAA DRS lists SA8539SW-D as Current · Issued, held by Century Flight Systems Inc, for New Piper Aircraft PA-31T. Recorded change: Installation of a Century yaw damper system kit no. YK1060 consisting of a Century yaw damper. Snapshot dated June 30, 2026.

FAA-listed holder
Century Flight Systems Inc
Aircraft configurations
1
FAA revision date
FAA status
Current · Issued

Recorded modification

What the FAA record covers

Installation of a Century yaw damper system kit no. YK1060 consisting of a Century yaw damper.

SA8539SW-D 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: New Piper Aircraft PA-31T. Confirm the approved model list, serial effectivity, configuration, and certificate revision.

New Piper Aircraft PA-31TA8EA

Buyer checks

Confirm before sourcing

  1. 01Does it cover the exact New Piper Aircraft PA-31T model, serial range, and configuration?
  2. 02Which configuration, parts, installation data, limitations, and ICAs 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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