# STC SA2558WE - Type: Supplemental type certificate - Status: Current, Reissued - Holder: United Airlines Inc, United States - Description: Modification of interior installation to incorporate enclosed hatrack stowage compartments, improved cabin lighting, and various other interior changes. - Applied: November 17, 1971 - Status date: November 30, 2011 - Product: Aircraft, Large Multi-Engine - Certification basis: Part 21 - Data sheets: [TCDS 4A25](https://openairdocs.org/tcds/4A25) - Certificate PDF: https://openairdocs.org/files/sha256/3c/4d/3c4df48b36db0097cad1065b9f943fbbe0ac73338abdbaaf81f9db21caa3485b - FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/99C48751CAB0F92786257999006BBA34.0001 - DRS record last changed: December 6, 2025 - Page: https://openairdocs.org/stc/SA2558WE ## ADs that name it (0) None. ## Approved models (1) - The Boeing Company DC-8-61 ([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 4b of t he Civil Air Regulations, dated December 31, 1953. (See Type Certificate Data Sheet 4A25). 4A25 Boeing DC-8-61 Description of Type Design Change: Modification of interior installation to incorporate enclosed hat rack stowage compartments, improved cabin lighting and va rious other interior changes in accordance with FAA Approved United Air Lines Drawing List NO C0 A2-4271-61, Revision “C”, dated January 9, 1975, or later FAA approved revisions. Limitations and Conditions: Revision “C” cancels and supersedes all previous configurations specified in the original issue of C0A2-4271-61 through Revisi on “B”. This approval s hould not be extended to other specific airplanes of this model on which other previously approved modifications are incorporated, unless it is determined that the interrelationship between this change and any of those other previously approved modifications will introduce no adverse e ffect upon the airworthiness of the above listed 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: November 17, 1971 Date of issuance: June 30, 1972 Date reissued: November 30, 2011 Date amended: February 5, 1975 ( Signature) Haifa Haj-Eid Supervisor, Technical & Administrative Support Staff, Los Angeles Aircraft Certification Office ( Title) ## Every issue (1) - November 30, 2011: Reissued, Current. [certificate](https://openairdocs.org/files/sha256/3c/4d/3c4df48b36db0097cad1065b9f943fbbe0ac73338abdbaaf81f9db21caa3485b) --- OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.