What it approves
Replace existing nickel- cadmium battery with lead- acid battery.
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 · Product Devel Group, Inc
- Holder
- Product Devel Group, Inc · United States
- Status
- Current · Issued
- Status date
- January 1, 1975
- Product
- Aircraft · Small Multi-Engine
- Certification basis
- Part 21
- Data sheet
- TCDS3A16
From FAA DRS. DRS record last changed December 5, 2025.