FAA · Supplemental Type Certificate
STC ST09441SC
Installation of a single Universal Avionics Flight Management System with integrated GPS in accordance with New Systems Master Drawing List 228-00-0001, Rev. H, dated August 6, 2004, or later FAA approved revision. Airplane Flight Manual Supplement No. 228-00-0011, Rev. A, dated August 12, 2004, or later FAA approved revision is required.
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)
The STC PDF on drs.faa.gov is the authoritative document — it lists installation instructions, ICA requirements, and any limitations. Open PDF ↗