FAA · Supplemental Type Certificate
STC SR01980WI
Installation of Garmin GI 275 Multi-Function Instrument
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 (12)
- H2SW Bell Textron Canada Limited · 206B
- H2SW Bell Textron Canada Limited · 206L
- H2SW Bell Textron Canada Limited · 206L-1
- H2SW Bell Textron Canada Limited · 206L-3
- H2SW Bell Textron Canada Limited · 206L-4
- H10WE Robinson Helicopter Company · R22
- H10WE Robinson Helicopter Company · R22 ALPHA
- H10WE Robinson Helicopter Company · R22 BETA
- H10WE Robinson Helicopter Company · R22 MARINER
- H11NM Robinson Helicopter Company · R44
- H11NM Robinson Helicopter Company · R44 II
- R00015LA Robinson Helicopter Company · R66
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 ↗