Piper PA-30 / PA-39 Twin Comanche Supplemental Type Certificates (STCs)

392 STCs approved for the Piper PA-30 / PA-39 Twin Comanche (PA-30 Twin Comanche) 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 This list is for research convenience and may be incomplete or out of date.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-30 / PA-39 Twin Comanche 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
SA8513SW-D	Installation of a Century Automatic Flight System, Model AK1017 consisting of a Century 2110/2130/2131/2150/2151 autopilot. — Century Flight Systems Inc	1996-02-19
SA00861SE	Installation of J.P. Instruments (JPI) fuel flow indicating system — J P Instruments	2013-04-12
SA331SO	External power supply plug. — Montgomery Avn Corp

+ 389 more STCs for the Piper PA-30 / PA-39 Twin Comanche family.

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