What it approves
Installation of oil tank filler neck check valve.
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 · 23
| Make | Model | Data sheet |
|---|---|---|
| Pratt & Whitney Division | JT9D-3A | E20EA |
| Pratt & Whitney Division | JT9D-59A | E3NE |
| Pratt & Whitney Division | JT9D-7 | E20EA |