What it approves
Add 12 coach seats in E-Zone, reducing the seat pitch from 34 to 31 inches throughout most of the Zone, and 6 coach seats in C & D Zones, reducing the seat pitch from 34 t o 31 inches in the outboard rows. PSU's are repitched as required. These installations will be done according to United Airlines DAS-1-WE Approved Master Drawing List #2753, dated July 3, 1989, or later FAA approved revisions.
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 25 of the Federal Aviation R lOriginal Product Type Certificate Number :
A20WE
The Boeing Company
747-100 Series Description of Type Design Change : Add 12 coach seats in E-Zone, reducing the seat pitch from 34 to 31 inches throughout most of the Zone, and 6 coach seats in C & D Zones, reducing the seat pitch from 34 t o 31 inches in the outboard rows. PSU’s are repitched as required. These installations will be done according to United Airlines DAS-1-WE Approved Master Drawing List #2753, dated July 3, 1989, or later FAA approved revisions.
Limitations and Conditions: This approval should not be exte nded to other aircraft of this model on which other previously approved m odifications are incorporated unless it is determined by the installer that the interrelati onship between this change and any of those previously approved modifications will introdu ce no adverse effect upon the airworthiness of that aircraft. This determination should include consideration of signifi cant changes in weight distribution such as an increase in the fixed dis posable weight in the fuselage. If the holder agrees to permit another person to use this certif icate alter the product, the holder shall give the other person written evidence of that permission.
This certificate and the supporting data, which is the basis for approval, shall remain in effect until surrendered, suspended, revoked or a termination date is otherwise established by the Administrator of the Federal Aviation Administration.
Date of application: June 19, 1989
Date of issuance: July 3, 1989
Date reissued: November 30, 2011
( Signature) Haifa Haj-Eid Supervisor, Technical & Administrative Support Staff, Los Angeles Aircraft Certification Office (Title)
NOTE:
DO NOT DELETE THIS PAGE.
DO NOT ADD ANY DATA TO THIS PAGE.
THIS PAGE IS FOR PAGE NUMBERING PURPOSES, PLEASE DISCARD PRINTED COPY.
ADs that name this STC · 0
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Approved models · 1
| Make | Model | Data sheet |
|---|---|---|
| The Boeing Company | 747-100 Series | A20WE |