Supplemental type certificate · Alternative Aviation Services Inc
- Holder
- Alternative Aviation Services Inc · United States
- Status
- Current · Issued
- Status date
- July 8, 1994
- Product
- Aircraft · Small Multi-Engine
- Certification basis
- Part 21
From FAA DRS. DRS record last changed December 6, 2025.
What it approves
Installation of a Bendix/King model EFS-50, Two Tube EFIS.
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 · 1
| Make | Model | Data sheet |
|---|
| Twin Commander Aircraft Corporation | 690B | 2A4 |