STC ST424SO

Supplemental type certificate · Piedmont Aviation Inc

Holder
Piedmont Aviation Inc · United States
Status
Current · Issued
Status date
January 1, 1960
Product
Aircraft · Large Multi-Engine
Certification basis
Part 21
Data sheet
TCDSA1PC

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

What it approves

Installation of replacement radome assembly.

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

MakeModelData sheet
Mitsubishi Heavy Industries Ltd.YS-11 SeriesA1PC