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Atlas / STC / SA01561CH

FAA · Supplemental Type Certificate

STC SA01561CH

Installation of Hartzell model PHC-(C,L)3YF-1RF/F8068(-2) three-bladed propeller on aircraft equipped with Teledyne Continental Motors six-cylinder engines. Limited to aircraft that have been converted by D'Shannon STCs SA1-569, SA2361SW, SA2660SW, SA5635SW, SA5527SW, SA2200SW, or AlliedSignal STC SA1035WE.

Historical Issued Aircraft Single-Engine Rev 10/25/2001 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 ↗