STC SEW-1

Supplemental type certificate · Steward-Davis Inc

Holder
Steward-Davis Inc · United States
Status
Current · Issued
Status date
January 1, 1960
Product
Engine
Certification basis
Part 21
Data sheet
TCDSE-243

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

What it approves

Adapters and oil seals on the dual accessory housing assemblies.

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
Curtiss-Wright/Marquette Inc.Cyclone 736C9HD SeriesE-243