What it approves
Installation of Wright R-1820-40, -60, -71, -87 engine and Hamilton Standard 33D50 or 43D50 constant speed propeller. (S2R RESTRICTED CATEGORY)
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 · 1
| Make | Model | Data sheet |
|---|---|---|
| Ayres Corporation | S2R | A4SW |