STC SA774SW

Supplemental type certificate · Apache Modification Aircraft Corporation

Holder
Apache Modification Aircraft Corporation · United States
Status
Current · Reissued
Status date
December 27, 1999
Applied
November 7, 1966
Product
Aircraft · Small Multi-Engine
Certification basis
Part 21
Data sheet
TCDS1A10

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

What it approves

Installation of Franklin 64-350-C1 engines with McCauley 2AF31C10/84SF-8 propeller increase gross weight 3675 lbs. takeoff for Piper Model PA-23, and increase in gross weight to 3992 lbs take-off for Piper model PA-23-160

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 · 2

MakeModelData sheet
Piper Aircraft Inc.PA-231A10
Piper Aircraft Inc.PA-23-1601A10