FAA · Supplemental Type Certificate
STC SA728NW
Installation of vented fuel cap.
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 (17)
- 3A13 The Cessna Aircraft Company · 182
- 3A21 The Cessna Aircraft Company · T210 Series
- 3A21 The Cessna Aircraft Company · 210-5 (205)
- 3A21 The Cessna Aircraft Company · 210
- 3A24 The Cessna Aircraft Company · A185E
- 3A24 The Cessna Aircraft Company · 185
- 5A6 The Cessna Aircraft Company · 180
- A13CE The Cessna Aircraft Company · 177
- A16CE The Cessna Aircraft Company · 207
- A16CE The Cessna Aircraft Company · T207
- A4CE The Cessna Aircraft Company · TU206 Series
- A4CE The Cessna Aircraft Company · TP206 Series
- A4CE The Cessna Aircraft Company · U206
- A4CE The Cessna Aircraft Company · P206
- A4CE The Cessna Aircraft Company · 206
- A9CE The Cessna Aircraft Company · A188
- A9CE The Cessna Aircraft Company · 188
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 ↗