FAA · Supplemental Type Certificate
STC SA2579WE
Modify installation of wing tip mounted emblem light
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 (8)
- 4A21 The Boeing Company · 707-100 Long Body
- 4A21 The Boeing Company · 707-100B Long Body
- 4A21 The Boeing Company · 707-100B Short Body
- 4A21 The Boeing Company · 707-200
- 4A26 The Boeing Company · 707-300 Series
- 4A26 The Boeing Company · 707-400 Series
- 4A28 The Boeing Company · 720 Series
- 4A28 The Boeing Company · 720B Series
The STC PDF on drs.faa.gov is the authoritative document — it lists installation instructions, ICA requirements, and any limitations. Open PDF ↗