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Aircraft structures

STC SA09123AC-D

FAA DRS lists SA09123AC-D as Current · Amended, held by S-TEC Corporation, for New Piper Aircraft PA-23-235, New Piper Aircraft PA-23-250 (Navy UO-1), and New Piper Aircraft PA-E23-250. Recorded change: Installation of S-TEC System 55 Two Axis Automatic Flight Guidance System, Model ST-607, with Optional Autotrim System. Limited to Piper models PA-23-250 and PA-E23-250, s/n 27-2000 through s/n 27-7554172. Eligible on same models when equipped with approved turbocharged engines (250 hp) and/or wing tip tanks per STC SA1480WE. Snapshot dated June 30, 2026.

FAA-listed holder
S-TEC Corporation
Aircraft configurations
3
FAA revision date
FAA status
Current · Amended

Recorded modification

What the FAA record covers

SA09123AC-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-23-235, New Piper Aircraft PA-23-250 (Navy UO-1), and New Piper Aircraft PA-E23-250. Confirm the approved model list, serial effectivity, configuration, and certificate revision.

New Piper Aircraft PA-23-2351A10New Piper Aircraft PA-23-250 (Navy UO-1)1A10New Piper Aircraft PA-E23-2501A10

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