What it approves
Modify installation of wing tip mounted emblem light
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.
SA2579WE The Boeing Company 1215 North 2200 West Salt Lake City, UT 84116 Part 4b the Civil Air Regulations* 4A21, 4A26, 4A28 The Boeing Company 707-100, -100B, -200, -300, -400, 720, and 720B Series Aircraft The installer must determine whether this design change is compatible with previously approved modifications. If the holder agrees to permit another person to use this certificate to alter a product, the holder must give the other person written evidence of that permission.
06/12/1972 11/08/1974 01/31/2000 10/20/2025 08/04/1972 09/15/1972 for Paul Nguyen Manager, Central Certification Branch Compliance & Airworthiness Division Aircraft Certification Service 3 Modify 707-100, -100B, -200, -300, -400, 720 and 720B Series airplanes by the installation of wing tip mounted emblem light in accordance with FAA sealed DeVore Drawing 70700001.
FAA 8110-2 ( 10/24) Page 2 of __
SA2579WE 10/20/2025 3
SA2579WE 10/20/2025 *(See T. C. Data Sheet 4A21, 4A26, 4A28).
-END- 3 3
ADs that name this STC · 0
An AD can apply because an STC is installed, or mention one in its text.
Approved models · 8
| 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 | 707-400 Series | 4A26 |
| The Boeing Company | 720 Series | 4A28 |
| The Boeing Company | 720B Series | 4A28 |
Every issue · 2
DRS keeps each issue of an STC as its own record, with its own certificate and attachments.
| Date | Status | Files |
|---|---|---|
| October 20, 2025 | Reissued, current | Certificate |
| January 31, 2000 | Reissued, earlier issue | Certificate |