FAA · Supplemental Type Certificate
STC SA1627WE
Installation of drooped ailerons in flaps down mode, recontoured wing leading edge, stall fences, aileron centering springs, conical cambered wing tips and flap actuated elevator trim spring.
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 (20)
- A6CE The Cessna Aircraft Company · T337C
- A6CE The Cessna Aircraft Company · 337D
- A6CE The Cessna Aircraft Company · T337D
- A6CE The Cessna Aircraft Company · M337B (USAF 02A)
- A6CE The Cessna Aircraft Company · T337E
- A6CE The Cessna Aircraft Company · T337F
- A6CE The Cessna Aircraft Company · T337H
- A6CE The Cessna Aircraft Company · 337G
- A6CE The Cessna Aircraft Company · T337G
- A6CE The Cessna Aircraft Company · 337H
- A6CE The Cessna Aircraft Company · P337H
- A6CE The Cessna Aircraft Company · T337H-SP
- A6CE The Cessna Aircraft Company · 337F
- A6CE The Cessna Aircraft Company · 337C
- A6CE The Cessna Aircraft Company · T337B
- A6CE The Cessna Aircraft Company · 337B
- A6CE The Cessna Aircraft Company · 337A (USAF 02B)
- A6CE The Cessna Aircraft Company · 337
- A6CE The Cessna Aircraft Company · 337E
- A23EU Reims Aviation S.A. · FT337GP
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 ↗