Supplemental type certificate · Sikorsky Aircraft
- Holder
- Sikorsky Aircraft · United States
- Status
- Current · Issued
- Status date
- June 24, 1986
- Product
- Aircraft · Rotorcraft
- Certification basis
- Part 21
From FAA DRS. DRS record last changed December 5, 2025.
What it approves
Installation of Evergreen Systems International true airspeed data acquisition system Model 581.
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 · 2
| Make | Model | Data sheet |
|---|
| Sikorsky Aircraft Corporation | S-76A | H1NE |
| Sikorsky Aircraft Corporation | S-76B | H1NE |