FAA · Supplemental Type Certificate
STC SA21NW
Installation of a 70 pound baggage compartment in either or both EDO 89-2000, 89A-2000 or 689-2130 floats
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)
- A-759 American Champion Aircraft Corp. · 7GCBC
- A21CE American Champion Aircraft Corp. · 8GCBC
- A-754 Arctic Aircraft Company Inc. · S-1B2
- 3A12 Cessna Aircraft Company · 172
- A-799 Cessna Aircraft Company · 170
- A-780 FS 2003 Corp. · PA-12S
- 1A2 Piper Aircraft Inc. · PA-18S
- 1A4 Piper Aircraft Inc. · PA-20S
- 1A6 Piper Aircraft Inc. · PA-22S-135
- 1A6 Piper Aircraft Inc. · PA-22S-150
- 1A6 Piper Aircraft Inc. · PA-22S-160
- 2A13 Piper Aircraft Inc. · PA-28S-160
- 2A13 Piper Aircraft Inc. · PA-28S-180
- A-802 Rogers Burl A. · 15AC
- A22NM Sky International Inc. · A-1
- A22NM Sky International Inc. · A-1A
- A22NM Sky International Inc. · A-1B
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 ↗