STC ST540SO

Supplemental type certificate · Survival Products Inc

Holder
Survival Products Inc · United States
Status
Current · Issued
Status date
June 15, 1973
Product
Aircraft · Large Multi-Engine
Certification basis
Part 21
Data sheet
TCDSA-669

From FAA DRS. DRS record last changed December 6, 2025.

What it approves

Installation includes: four interior overhead emergency lights powered by power supply located in forward fuselage; exterior overwing emergency light in wing fillet, one on each side, powered by power supply in aft fuselage; emergency light control switches installed in both flight and passenger compartments.

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

MakeModelData sheet
McDonnell Douglas CorporationDC-3A SeriesA-669
McDonnell Douglas CorporationDC-3C SeriesA-669