Piper PA-31 Navajo / Chieftain Supplemental Type Certificates (STCs)

300 STCs approved for the Piper PA-31 Navajo / Chieftain (PA-31-350 Chieftain) 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 This list is for research convenience and may be incomplete or out of date.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-31 Navajo / Chieftain 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
SA02149AK	Installation of GX50/60 GPS Navigator, Capstone configured MX20 Multi-Function Display and UAT transceiver. — Garmin International Inc	2013-05-17
SA02331AK	Installation of a Secondary Forward Baggage Door Latch — Karl Zeiset	2009-02-03
SA02033AT (PAGE 6)	Modification to install an air-oil separator to prevent oil from being aspirated from the engine breather line (47J series w stc's SH4-235SW, SH4-826SW or SH479SW) — M-20 Oil Separators LLC	2008-07-24

+ 297 more STCs for the Piper PA-31 Navajo / Chieftain family.

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