FAA · Supplemental Type Certificate
STC SA01755WI
Installation of a GPS LEFT/RIGHT Deviation Converter with a single or dual GTN 6XX/7XX GPS WAAS receiver to allow the SPZ-5000 AFCS to be WAAS LPV capable.
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 ↗