FAA · Supplemental Type Certificate
STC SA00715CH
Installation of Air Energy Service P/N J-3-212 ball type, sight fuel tank quantity gauge on the side of an AESI P/N AESI-125 12-gallon wing tank.
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 (18)
- A-691 Piper Aircraft Inc. · J3C-40
- A-691 Piper Aircraft Inc. · J3C-50
- A-691 Piper Aircraft Inc. · J3C-50S
- A-691 Piper Aircraft Inc. · J3C-65 (Army L-4; L-4A; L-4B (Navy NE-1); L-4H; L-4J (Navy NE-2))
- A-691 Piper Aircraft Inc. · J3C-65S
- A-691 Piper Aircraft Inc. · PA-11
- A-691 Piper Aircraft Inc. · PA-11S
- A-692 Piper Aircraft Inc. · J3F-50
- A-692 Piper Aircraft Inc. · J3F-50S
- A-692 Piper Aircraft Inc. · J3F-60
- A-692 Piper Aircraft Inc. · J3F-60S
- A-692 Piper Aircraft Inc. · J3F-65 (Army L-4D)
- A-692 Piper Aircraft Inc. · J3F-65S
- A-698 Piper Aircraft Inc. · J3L
- A-698 Piper Aircraft Inc. · J3L-65 (Army L-4C)
- A-698 Piper Aircraft Inc. · J3L-65S
- A-698 Piper Aircraft Inc. · J3L-S
- ATC 660 Piper Aircraft Inc. · J-3
Certification basis — 14 CFR
The STC PDF on drs.faa.gov is the authoritative document — it lists installation instructions, ICA requirements, and any limitations. Open PDF ↗