FAA · Supplemental Type Certificate
STC SA3599NM
Installation of cockpit sunvisor assemblies
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 (25)
- 3A16 Beechcraft Corporation · 56TC
- 3A16 Beechcraft Corporation · 58
- 3A16 Beechcraft Corporation · 58A
- 3A16 Beechcraft Corporation · 95-55
- 3A16 Beechcraft Corporation · 95-A55
- 3A16 Beechcraft Corporation · 95-B55
- 3A16 Beechcraft Corporation · 95-B55A
- 3A16 Beechcraft Corporation · 95-B55B
- 3A16 Beechcraft Corporation · 95-C55
- 3A16 Beechcraft Corporation · 95-C55A
- 3A16 Beechcraft Corporation · 95
- 3A16 Beechcraft Corporation · A56TC
- 3A16 Beechcraft Corporation · B95
- 3A16 Beechcraft Corporation · B95A
- 3A16 Beechcraft Corporation · D55
- 3A16 Beechcraft Corporation · D55A
- 3A16 Beechcraft Corporation · D95A
- 3A16 Beechcraft Corporation · E55
- 3A16 Beechcraft Corporation · E55A
- 3A16 Beechcraft Corporation · E95
- 3A16 Beechcraft Corporation · G58
- A23CE Hawker Beechcraft Corporation · 58P
- A23CE Hawker Beechcraft Corporation · 58PA
- A23CE Hawker Beechcraft Corporation · 58TC
- A23CE Hawker Beechcraft Corporation · 58TCA
Specific sections
- Sec. 111
- Sec. 113
- Sec. 115
- Sec. 117
- Sec. 119
- Sec. 120
- § 21.47
The STC PDF on drs.faa.gov is the authoritative document — it lists installation instructions, ICA requirements, and any limitations. Open PDF ↗