STC SA1291WE

Supplemental type certificate · United Airlines Inc

Holder
United Airlines Inc · United States
Status
Current · Reissued
Status date
November 30, 2011
Applied
June 27, 1966
Product
Aircraft · Large Multi-Engine
Certification basis
Part 21
Data sheet
TCDS4A28

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

What it approves

Installation of Boeing 720 Forward Lounge Revision (divider)

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.

600 Jefferson Street Houston, Texas 77002

Part 4b of the Civil Air Regulations Original Product Type Certificate Number :

4A28

Boeing

720-022 Description of Type Design Change: Installation of Boeing 720 Forward Lounge Revision (divider) in accordance with United Air Lines Master Drawing List COA 4-1256.

Limitations and Conditions: This approval should not be extended to other specific aircraft of this model on which other previously approved modifications are incorporated, unless it is determined that the inter-relationship between this cha nge and any of those other previ ously approved modifications will introduce no adverse effect upon the airworthiness of that aircraft. 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: June 27, 1966

Date of issuance: September 30, 1966

Date reissued: November 30, 2011

( Signature) Haifa Haj-Eid Supervisor, Technical & Administrative Support Staff, Los Angeles Aircraft Certification Office ( Title)

NOTE:

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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
The Boeing Company720 Series4A28