FAA · Supplemental Type Certificate
STC ST04585CH
Installation to allow operation for hire or common carriage in a 737-700 Series Aircraft in accordance with FAA approved Master Data List 1041559 Revision (8), dated November 17, 2022, or later FAA Approved Revision.
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.
Applicable aircraft (1)
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 ↗