FAA · Supplemental Type Certificate
STC SA990CE
Install STOL kits (wing leading edge cuffs, drooped tips, and stall fences)
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 (29)
- A4CE The Cessna Aircraft Company · TU206F
- A4CE The Cessna Aircraft Company · U206D
- A4CE The Cessna Aircraft Company · U206E
- A4CE The Cessna Aircraft Company · U206F
- A4CE The Cessna Aircraft Company · TU206D
- A4CE The Cessna Aircraft Company · TU206E
- A4CE The Cessna Aircraft Company · TU206G
- A4CE The Cessna Aircraft Company · TU206C
- A4CE The Cessna Aircraft Company · TU206B
- A4CE The Cessna Aircraft Company · U206C
- A4CE The Cessna Aircraft Company · TU206A
- A4CE The Cessna Aircraft Company · U206G
- A4CE The Cessna Aircraft Company · TP206C
- A4CE The Cessna Aircraft Company · P206A
- A4CE The Cessna Aircraft Company · TP206A
- A4CE The Cessna Aircraft Company · P206E
- A4CE The Cessna Aircraft Company · P206D
- A4CE The Cessna Aircraft Company · P206C
- A4CE The Cessna Aircraft Company · U206B
- A4CE The Cessna Aircraft Company · P206B
- A4CE The Cessna Aircraft Company · P206
- A4CE The Cessna Aircraft Company · TP206B
- A4CE The Cessna Aircraft Company · 206
- A4CE The Cessna Aircraft Company · TP206D
- A4CE The Cessna Aircraft Company · TP206E
- A4CE The Cessna Aircraft Company · U206
- A4CE The Cessna Aircraft Company · U206A
- A4CE Textron Aviation Inc. · 206H
- A4CE Textron Aviation Inc. · T206H
The STC PDF on drs.faa.gov is the authoritative document — it lists installation instructions, ICA requirements, and any limitations. Open PDF ↗