FAA · Supplemental Type Certificate
STC SR01367SE
Installation of Rockwell Collins Four Tube FDS 2000 Electronic Flight Instrument System (EFIS) and Rockwell Collins AHC 3000 Attitude Heading Reference System (AHRS).
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 ↗