STC SA170NW

Supplemental type certificate · Sorm Industries

Holder
Sorm Industries · United States
Status
Current · Amended
Status date
October 22, 1975
Applied
April 1, 1975
Product
Aircraft · Small Multi-Engine
Certification basis
Part 21
Data sheet
TCDSA9EA

From FAA DRS, with our copy of the certificate PDF. DRS record last changed December 6, 2025.

What it approves

Installation of bulk fluid cargo tank

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
Viking Air LimitedDHC-6-300A9EA