FAA · Supplemental Type Certificate
STC SA01917CH
Install Air Ambulance Conversion.
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 (9)
- A20SO The New Piper Aircraft Inc. · PA-31
- A20SO The New Piper Aircraft Inc. · PA-31-300
- A20SO The New Piper Aircraft Inc. · PA-31-325
- A20SO The New Piper Aircraft Inc. · PA-31-350
- A8EA The New Piper Aircraft Inc. · PA-31P
- A8EA The New Piper Aircraft Inc. · PA-31T
- A8EA The New Piper Aircraft Inc. · PA-31T1
- A8EA The New Piper Aircraft Inc. · PA-31T2
- A8EA The New Piper Aircraft Inc. · PA-31T3
Certification basis — 14 CFR
Specific sections
- Sec. 111
- Sec. 113
- Sec. 115
- Sec. 117
- Sec. 119
- Sec. 120
- § 21.47
The STC PDF on drs.faa.gov is the authoritative document — it lists installation instructions, ICA requirements, and any limitations. Open PDF ↗