Aero Commander Jet Commander 1121 / 1122 / 1123 Supplemental Type Certificates (STCs)

97 STCs approved for the Aero Commander Jet Commander 1121 / 1122 / 1123 (Jet Commander 1121 / 1122 / 1123) 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 This list is for research convenience and may be incomplete or out of date.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 Aero Commander Jet Commander 1121 / 1122 / 1123 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
SA2622NM	Installation of Precise Flight Pulselite Control Unit in landing/taxi system. (767-200 B17) (DHC-8 101) — Precise Flight Inc.	2026-03-06
ST00885LA	Installation of fire extinguisher cartridges as replacements for Pacific Scientific fire extinguisher cartridges in fire extinguisher bottles. — AMETEK AMERON, LLC d/b/a MASS Systems	2026-01-26
ST03885AT	Installation of an Avionica, Inc. avCM Cellular Module — Aircraft Systems and Manufacturing Inc.	2025-09-26

+ 94 more STCs for the Aero Commander Jet Commander 1121 / 1122 / 1123 family.

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