What it approves
In accordance with PMC Drawing 70J2482, or later FAA approved revision, the magnesium or aluminum forward thrust reverser blocker doors are replaced with nylon doors manufacture per PMC Drawing 70J2481, Revision E, or later FAA approved revisions.
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 · 10
| Make | Model | Data sheet |
|---|---|---|
| The Boeing Company | 707-100 Long Body | 4A21 |
| The Boeing Company | 707-100B Long Body | 4A21 |
| The Boeing Company | 707-100B Short Body | 4A21 |
| The Boeing Company | 707-200 | 4A21 |
| The Boeing Company | 707-300 Series | 4A26 |
| The Boeing Company | 707-300B Series | 4A26 |
| The Boeing Company | 707-300C Series | 4A26 |
| The Boeing Company | 707-400 Series | 4A26 |
| The Boeing Company | 720 Series | 4A28 |
| The Boeing Company | 720B Series | 4A28 |