FAA · Supplemental Type Certificate
STC ST01395LA
Approved for model 727-100, serial number 19860 and 20279; for model 727-200, serial number 21082, 21494, and 21495. Installation of BAE Systems (formerly Canadian Marconi) Dual CMA-900 Flight Management System.
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 (2)
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 ↗