Skip to content

Atlas / STC / SH751NE

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.

Historical Reissued Aircraft Rotorcraft Rev 03/08/1993 View PDF on drs.faa.gov ↗

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.

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 ↗