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Atlas / STC / SA4847NM

FAA · Supplemental Type Certificate

STC SA4847NM

Installation of Air Cargo Equipment Corporation Telescoping Baggage Handling System, P/N DSY 2940, in accordance with FAA Approved Air Cargo Equipment Corporation Drawing Number MDL-DSY 2940, Revision A, dated October 19, 1989, or later FAA approved revisions.

Historical Reissued Aircraft Large Multi-Engine Rev 10/12/2007 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

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