FAA · Supplemental Type Certificate
STC SA95CH
Installation of Model BF-2100 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 (16)
- 1A2 The New Piper Aircraft Inc. · PA-18S-"125"
- 1A2 The New Piper Aircraft Inc. · PA-18-"135" (Army L-21B)
- 1A2 The New Piper Aircraft Inc. · PA-18-"125" (Army L-21A)
- 1A2 The New Piper Aircraft Inc. · PA-18
- 1A2 The New Piper Aircraft Inc. · PA-18A
- 1A2 The New Piper Aircraft Inc. · PA-18S
- 1A2 The New Piper Aircraft Inc. · PA-18"105" (Special)
- 1A2 The New Piper Aircraft Inc. · PA-18AS-"125"
- 1A2 The New Piper Aircraft Inc. · PA-18A-"150"
- 1A2 The New Piper Aircraft Inc. · PA-18AS-"150"
- 1A2 The New Piper Aircraft Inc. · PA-18S-"150"
- 1A2 The New Piper Aircraft Inc. · PA-18-"150"
- 1A2 The New Piper Aircraft Inc. · PA-18A-"135"
- 1A2 The New Piper Aircraft Inc. · PA-18AS-"135"
- 1A2 The New Piper Aircraft Inc. · PA-18S-"135"
- 1A2 The New Piper Aircraft Inc. · PA-18S-"105" (Special)
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 ↗