STC SA4-84

Supplemental type certificate · Alaska Airlines Inc

Holder
Alaska Airlines Inc · United States
Status
Current · Surrendered
Status date
October 5, 2009
Product
Aircraft · Large Multi-Engine
Certification basis
Part 21
Data sheet
TCDSA-762

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

What it approves

Fiber gasket 4233666 in cowl flap actuating cylinder replaced with AN 6227-20 O ring.

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
McDonnell Douglas CorporationDC-4A-762