STC SA3572SW

Supplemental type certificate · Sierra Industries, Inc

Holder
Sierra Industries, Inc · United States
Status
Current · Reissued
Status date
December 1, 1999
Applied
August 19, 1983
Product
Aircraft · Large Multi-Engine
Certification basis
Part 21
Data sheet
TCDSA20WE

From FAA DRS, with our copy of the certificate PDF. DRS record last changed December 5, 2025.

What it approves

Installation of executive interior, air conditioning system, oxygen system, passenger and galley elevators, provisions for airstair, Class B cargo compartments, water system, and modification of electrical system. Approved for installation on 747-300 serial number 23070 ONLY.

What the certificate says

From the PDF’s text layer, without the form’s printed wording. Layout and order may differ; the PDF is the record.

This certificate is a scan without a text layerOpen the PDF to read it.

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
The Boeing Company747-300 SeriesA20WE