What it approves
Installation of passenger seats in forward cabin area
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 t he Civil Air Regulations.
4A28
Boeing
720-022 Description of Type Design Change: Installation of passenger seats in forward cabin area per United Air Lines Change Order Authorization COA 4-1352.
Limitations and Conditions: If the holder agrees to permit another person to use this certificate to 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: December 19, 1967
Date of issuance: March 1, 1968
Date reissued: November 30, 2011
( Signature) Haifa Haj-Eid Supervisor, Technical & Administrative Support Staff Los Angeles Aircraft Certification Office ( Title)
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 | 720 Series | 4A28 |