What it approves
Installation of Sundstrand ground proximity warning system.
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
Supplemental type certificate · Eastern Airlines, Inc
- Holder
- Eastern Airlines, Inc · United States
- Status
- Current · Issued
- Status date
- September 26, 1975
- Product
- Aircraft · Large Multi-Engine
- Certification basis
- Part 21
- Data sheet
- TCDS4A22
From FAA DRS. DRS record last changed December 6, 2025.