FAA · Supplemental Type Certificate
STC SH751NE
Installation of Teledyne Avionics Power Analyzer and Recorder (PAR). P/N SL17048 is used in the Model AS355F1, P/N SL17039 in the Model AS355F1 and P/N SL17059 in AS355F2 helicopters incorporating Allison 250-C20R engines under STC SH7962SW-D.
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
Specific sections
- Sec. 111
- Sec. 113
- Sec. 115
- Sec. 117
- Sec. 119
- Sec. 120
The STC PDF on drs.faa.gov is the authoritative document — it lists installation instructions, ICA requirements, and any limitations. Open PDF ↗