STC SA331SO

Supplemental type certificate · Montgomery Avn Corp

Holder
Montgomery Avn Corp · United States
Status
Current · Issued
Status date
January 1, 1960
Product
Aircraft · Single-Engine
Certification basis
Part 21
Data sheets
TCDS1A15TCDSA1EA

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

What it approves

External power supply plug.

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
The New Piper Aircraft Inc.PA-241A15
The New Piper Aircraft Inc.PA-30A1EA