# STC SA1538WE

- Type: Supplemental type certificate
- Status: Current, Reissued
- Holder: United Airlines Inc, United States
- Description: Installation of Fairchild Model 13920-301 or 15630-601 Flight Data Recorder and Honeywell P/N 180 VI Central Air Data Computer in accordance with FAA Approved United Air Lines Report F-1174 dated September 8, 1967, revised November 13, 1967, or later FAA approved revision.
- Applied: September 8, 1967
- Status date: November 30, 2011
- Product: Aircraft, Large Multi-Engine
- Certification basis: Part 21, Part 25
- Data sheets: [TCDS 4A25](https://openairdocs.org/tcds/4A25)
- Certificate PDF: https://openairdocs.org/files/sha256/ac/09/ac097c13bc6b92eb8347ee4b546b4661c3c2c4a9b7f7243bc7d6011adfcb75c8
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/9893ACE5630D50288625799600778B41.0001
- DRS record last changed: December 5, 2025
- Page: https://openairdocs.org/stc/SA1538WE

## ADs that name it (0)

None.

## Approved models (9)

- The Boeing Company DC-8-12 ([TCDS 4A25](https://openairdocs.org/tcds/4A25))
- The Boeing Company DC-8-21 ([TCDS 4A25](https://openairdocs.org/tcds/4A25))
- The Boeing Company DC-8-31 ([TCDS 4A25](https://openairdocs.org/tcds/4A25))
- The Boeing Company DC-8-33 ([TCDS 4A25](https://openairdocs.org/tcds/4A25))
- The Boeing Company DC-8-51 ([TCDS 4A25](https://openairdocs.org/tcds/4A25))
- The Boeing Company DC-8-52 ([TCDS 4A25](https://openairdocs.org/tcds/4A25))
- The Boeing Company DC-8-61 ([TCDS 4A25](https://openairdocs.org/tcds/4A25))
- The Boeing Company DC-8F-54 ([TCDS 4A25](https://openairdocs.org/tcds/4A25))
- The Boeing Company DC-8F-55 ([TCDS 4A25](https://openairdocs.org/tcds/4A25))

## What the certificate says

Read from the PDF's text layer, without the form's printed wording; the layout is lost and the order can 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 Regulations.

Original Product Type Certificate Number : 4A25 Make: Boeing Model: DC-8-12, DC-8-21, DC-8-31, DC-8-33, DC-8-51, DC-8-52, DC-8-61, DC-8F-54, DC-8F-55 Description of Type Design Change : Installation of Fairchild Model 13920-301 or 15630-601 Flight Data Recorder and Honeywell P/N 180 VI Central Air Data Computer in accordance with FAA Approved United Air Lines Report F-1174 dated September 8, 1967, revised November 13, 1967, or later FAA approved revision.

Limitations and Conditions : This approval should not be extended to ot her aircraft of this model on which other previously approved modifications are incorporated 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 : September 8, 1967

Date of issuance : October 25, 1967

Date reissued : November 30, 2011

Date amended : December 6, 1967

( 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

## Every issue (1)

- November 30, 2011: Reissued, Current. [certificate](https://openairdocs.org/files/sha256/ac/09/ac097c13bc6b92eb8347ee4b546b4661c3c2c4a9b7f7243bc7d6011adfcb75c8)

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