What it approves
Grimes G8400A-8-24 rotating beacon (bottom fuselage).
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
Supplemental type certificate · Rock Island Oil & Refining Co. Inc.
- Holder
- Rock Island Oil & Refining Co. Inc. · United States
- Status
- Current · Issued
- Status date
- January 1, 1960
- Product
- Aircraft · Small Multi-Engine
- Certification basis
- Part 21
- Data sheet
- TCDSL-3-4
From FAA DRS. DRS record last changed December 5, 2025.