STC SA3033WE-D

Supplemental type certificate · United Airlines Inc

Holder
United Airlines Inc · United States
Status
Current · Reissued
Status date
November 30, 2011
Applied
January 12, 1977
Product
Aircraft · Large Multi-Engine
Certification basis
Part 21
Data sheet
TCDS4A25

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

What it approves

Revise interior arrangement to increase coach seating in accordance with DAS-1-WE Approved United Air Lines, Inc. Drawing List COA 2-4857 and COA 2-4858 amended in accordance with DAS-1-WE Approved United Air Lines Drawing List dated June 3, 1977, 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 4b of the Civil Air Regulations dated December 31, 1953.

(See Type Certificate Data Sheet 4A25.)

Original Product Type Certificate Number : 4A25 Make: Boeing Model: DC-8-21, DC-8-51, DC-8-52 Description of Type Design Change: Revise interior arrangement to increase coach seating in accordance with DAS-1-WE Approved United Air Lines, Inc. Drawing List COA 2-4857 and COA 2-4858 amended in accordance with DAS-1-WE Approved United Air Lines Drawing List dated June 3, 1977, or later FAA approved revisions.

Limitations and Conditions : This approval should not be extended to other aircraft of this model on which other previously approved modifications are incorpor ated unless it is determined by the installer that the interrelationship between this change and any of those other previously a pproved 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.

Date of application : January 12, 1977

Date of issuance : January 12, 1977

Date reissued : November 30, 2011

Date amended : March 3, 1977, June 3, 1977

( 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.

No AD in this release names this STC

Approved models · 3

MakeModelData sheet
The Boeing CompanyDC-8-214A25
The Boeing CompanyDC-8-514A25
The Boeing CompanyDC-8-524A25