What it approves
Installation of Ground Proximity Warning System with cockpit annunciations deactivated and warning signals connected to digital recorder. Prime purpose of this STC is to obtain developmental data on the performance of the GPWS computer.
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 issued to United Air Lines, Inc.
600 Jefferson Street Houston, Texas 77002
Part 4b of the Civil Air Regulations.
Original Product Type Certificate Number : 4A25 Make: Boeing Model: DC-8-61, S/N 46066 only Description of Type Design Change : Installation of Ground Proximity Warning System with cockpit annunciations deactivated and warning si gnals connected to digital recorder. Prime purpose of this STC is to obtain developmental data on the performance of the GPWS computer.
Limitations and Conditions : Cockpit GPWS annunciations shall be de activated. This STC requires prior accomplishment of STC No. SA2827WE-D and is applicable to the airplane S/N 46066 only.
Date of application : April 29, 1975
Date of issuance : June 5, 1975
Date reissued : November 30, 2011
( Signature) Haifa Haj-Eid Supervisor, Technical & Administrative Support Staff Los Angeles Aircraft Certification Office ( Title)
Transfer the ownership of Supplemental Type Certificate Number
to (Name of transferee)
(Address of transferee) (Number and street)
(City, State, and ZIP Code)
from (Name of grantor) (Print or type)
(Address of grantor) (Number and street)
(City, State, and ZIP Code)
Signature of grantor (In ink):
U.S. GPO 1987-763-28
ADs that name this STC · 0
An AD can apply because an STC is installed, or mention one in its text.
Approved models · 1
| Make | Model | Data sheet |
|---|---|---|
| The Boeing Company | DC-8-61 | 4A25 |