FAA · Supplemental Type Certificate
STC SA1324GL
Surrendered and incorporated into STC SA00478CH.
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 (4)
- ATC 374 Brewster Aeronautical Corporation Brackett Aircraft Specialties Inc · Fleet 7
- ATC 374 Brewster Aeronautical Corporation Brackett Aircraft Specialties Inc · Fleet 7-C
- ATC 374 Brewster Aeronautical Corporation Brackett Aircraft Specialties Inc · Fleet 7 Deluxe
- ATC 374 Brewster Aeronautical Corporation Brackett Aircraft Specialties Inc · Fleet 10
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 ↗