Cessna 421 Golden Eagle Supplemental Type Certificates (STCs)

231 STCs approved for the Cessna 421 Golden Eagle (421A) 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 This list is for research convenience and may be incomplete or out of date.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 Cessna 421 Golden Eagle 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
SA732EA	Installation of radome Part No. 4004X. — Norton Company, Performance Plactics	1975-05-12
SA1048GL	Install Egan Aviation air ambulance stretcher P/N 125 using Installation Kit P/N 801. — Paul/ Lanna Egan LLC	2016-09-01
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

+ 228 more STCs for the Cessna 421 Golden Eagle family.

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