Piper PA-23 Apache / Aztec Supplemental Type Certificates (STCs)

429 STCs approved for the Piper PA-23 Apache / Aztec (PA-23-250 Aztec) family · FAA quick reference

Quick reference only — not a compliance record. This list is for research convenience and may be incomplete or out of date. It is not an airworthiness compliance determination. Always verify against the official FAA record, and check directly with the FAA before relying on it. ADs are mandatory; STCs indicate approval for the type (not installation on a specific airframe); SAIBs are advisory.

Supplemental Type Certificates (STCs) approved for the Piper PA-23 Apache / Aztec type — FAA-approved modifications available for this aircraft family. Approval for the TYPE does not mean a given STC is installed on any individual airframe (that lives in the logbooks/337s).

Document	Title / Subject	Date
SA1444WE	Installation of EDO Model 679-4930 floats and addition of left-hand passenger entry door must be done — Aztec Nomad Inc.	2021-08-16
SA00861SE	Installation of J.P. Instruments (JPI) fuel flow indicating system — J P Instruments	2013-04-12
SA00269BO	Installation of Avidyne Corporation TWX 670 Tactical Weather Detection System P/N 850-00026-000-( ) consisting of Avidyne Processor P/N 700-00033-000-( ), Sensor Systems Inc. Antenna P/N S72-1715-1 with doubler plate P/N S72-171530-1, and Avidyne Mounting Tray P/N 700-00034-000. — Avidyne Corporation	2014-04-23

+ 426 more STCs for the Piper PA-23 Apache / Aztec family.

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