FAA · Supplemental Type Certificate
STC SA02520AT
Installation of M-20 Oil Separator, model 600-WP.
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 (665)
- A17WE Aerostar Aircraft Corporation · PA-60-600 (Aerostar 600)
- A17WE Aerostar Aircraft Corporation · PA-60-601 (Aerostar 601)
- A17WE Aerostar Aircraft Corporation · PA-60-601P (Aerostar 601P)
- A17WE Aerostar Aircraft Corporation · PA-60-602P (Aerostar 602P)
- A17WE Aerostar Aircraft Corporation · PA-60-700P (Aerostar 700P)
- A9SW Air Tractor Inc. · AT-250
- A9SW Air Tractor Inc. · AT-300
- A9SW Air Tractor Inc. · AT-301
- 1A3 Alexandria Aircraft LLC · 14-19
- 1A3 Alexandria Aircraft LLC · 14-19-2
- 1A3 Alexandria Aircraft LLC · 14-19-3
- 1A3 Alexandria Aircraft LLC · 14-19-3A
- 1A3 Alexandria Aircraft LLC · 17-30
- 1A3 Alexandria Aircraft LLC · 17-31
- 1A3 Alexandria Aircraft LLC · 17-31TC
- A18CE Alexandria Aircraft LLC · 17-30A
- A18CE Alexandria Aircraft LLC · 17-31A
- A18CE Alexandria Aircraft LLC · 17-31ATC
- 1A16 Allied Ag Cat Productions Inc. · G-164
- 1A16 Allied Ag Cat Productions Inc. · G-164A
- A-759 American Champion Aircraft Corp. · 7AC
- A-759 American Champion Aircraft Corp. · 7ACA
- A-759 American Champion Aircraft Corp. · 7BCM (Army L-16A)
- A-759 American Champion Aircraft Corp. · 7CCM (Army L-16B)
- A-759 American Champion Aircraft Corp. · 7DC
- A-759 American Champion Aircraft Corp. · 7EC
- A-759 American Champion Aircraft Corp. · 7ECA
- A-759 American Champion Aircraft Corp. · 7FC
- A-759 American Champion Aircraft Corp. · 7GC
- A-759 American Champion Aircraft Corp. · 7GCA
- A-759 American Champion Aircraft Corp. · 7GCAA
- A-759 American Champion Aircraft Corp. · 7GCB
- A-759 American Champion Aircraft Corp. · 7GCBA
- A-759 American Champion Aircraft Corp. · 7GCBC
- A-759 American Champion Aircraft Corp. · 7HC
- A-759 American Champion Aircraft Corp. · 7JC
- A-759 American Champion Aircraft Corp. · 7KC
- A-759 American Champion Aircraft Corp. · 7KCAB
- A-759 American Champion Aircraft Corp. · S7AC
- A-759 American Champion Aircraft Corp. · S7CCM
- A-759 American Champion Aircraft Corp. · S7DC
- A-759 American Champion Aircraft Corp. · S7EC
- A-761 American Champion Aircraft Corp. · 11AC
- A-761 American Champion Aircraft Corp. · 11BC
- A-761 American Champion Aircraft Corp. · S11AC
- A-761 American Champion Aircraft Corp. · S11BC
- A-796 American Champion Aircraft Corp. · 11CC
- A-796 American Champion Aircraft Corp. · S11CC
- A21CE American Champion Aircraft Corp. · 8GCBC
- A21CE American Champion Aircraft Corp. · 8KCAB
+ 615 more aircraft
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 ↗