What it approves
Installation of AiResearch TSE-331-3U-303N engine and related changes. (Limited to serial number 55607).
ADs that name this STC · 1
An AD can apply because an STC is installed, or mention one in its text.
Approved models · 1
| Make | Model | Data sheet |
|---|---|---|
| Sikorsky Aircraft Corporation | S-55B | 1H4 |