FAA · Supplemental Type Certificate
STC SA4724NM
Installation of Cleveland brakes.
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)
- A17WE Aerostar Aircraft Corporation · PA-60-601P (Aerostar 601P)
- A17WE Aerostar Aircraft Corporation · PA-60-700P (Aerostar 700P)
- A17WE Aerostar Aircraft Corporation · PA-60-601 (Aerostar 601)
- A17WE Aerostar Aircraft Corporation · PA-60-600 (Aerostar 600)
- A17WE Aerostar Aircraft Corporation · PA-60-602P (Aerostar 602P)
- A-737 Arctic Aircraft Company Inc. · S-1A-65F
- A-737 Arctic Aircraft Company Inc. · S-1A
- A-737 Arctic Aircraft Company Inc. · S-1A-90F
- A-737 Arctic Aircraft Company Inc. · S-1A-85F
- A-754 Arctic Aircraft Company Inc. · S-1B2
- A-754 Arctic Aircraft Company Inc. · S-1B1 (Army XL-6)
- A-754 Arctic Aircraft Company Inc. · S-1B1 (Army L-6)
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 ↗