What it approves
Replacement of wing panel fabric by 025 aluminum, 24ST ALCLAD.
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 · 8
| Make | Model | Data sheet |
|---|---|---|
| Grumman American Aviation Corporation | G-21 | 654 |
| Grumman American Aviation Corporation | G-21A (Army OA-9) | 654 |
| Grumman American Aviation Corporation | G-21A (Navy JRF-1) | 654 |
| Grumman American Aviation Corporation | G-21A (Navy JRF-2) | 654 |
| Grumman American Aviation Corporation | G-21A (Navy JRF-3) | 654 |
| Grumman American Aviation Corporation | G-21A (Navy JRF-4) | 654 |
| Grumman American Aviation Corporation | G-21A (Navy JRF-5) | 654 |
| Grumman American Aviation Corporation | G-21A (Navy JRF-6B) | 654 |