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Atlas / STC / SA2154CE

FAA · Supplemental Type Certificate

STC SA2154CE

Installation of the Global AFIS, Airborne Flight Information System DMU P/N 4200D-01-01 and DTU P/N 43000-01-01-1.

Current Reissued Aircraft Large Multi-Engine Rev 04/27/2017 View PDF on drs.faa.gov ↗

What is an STC?

A Supplemental Type Certificate authorizes a major modification or alteration to an FAA-certificated aircraft. STCs are how operators legally install new avionics, change fuel systems, add floats, swap engines, etc. — every change beyond a minor modification needs one.

Certification basis — 14 CFR

Specific sections

The STC PDF on drs.faa.gov is the authoritative document — it lists installation instructions, ICA requirements, and any limitations. Open PDF ↗