Supplemental type certificate · Central Airlines Inc
- Holder
- Central Airlines Inc · United States
- Status
- Current · Amended
- Status date
- November 17, 1987
- Applied
- November 28, 1984
- Product
- Aircraft · Small Multi-Engine
- Certification basis
- Part 21
From FAA DRS, with our copy of the certificate PDF. DRS record last changed December 6, 2025.
What it approves
Installation of single Gill G-247 24-volt battery as a replacement for original dual 12-volt batteries.
What the certificate says
From the PDF’s text layer, without the form’s printed wording. Layout and order may differ; the PDF is the record.
This certificate is a scan without a text layerOpen the PDF to read it. ADs that name this STC · 0
An AD can apply because an STC is installed, or mention one in its text.
No AD in this release names this STC Approved models · 2
| Make | Model | Data sheet |
|---|
| Twin Commander Aircraft Corporation | 500-B | 6A1 |
| Twin Commander Aircraft Corporation | 500-S | 6A1 |