# STC SA2533WE - 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 architectural 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/e5/37/e53785e1459093cc10e5c3dd4bdd5943200e180f3d46e7a2c473c63ab17994b4 - FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/175313AEF0D5F78D86257999006B80FD.0001 - DRS record last changed: December 6, 2025 - Page: https://openairdocs.org/stc/SA2533WE ## ADs that name it (0) None. ## Approved models (1) - McDonnell Douglas Corporation DC-8-62 ([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 the Civil Air Regulations d t d D b 31 1953 (S T C tifi t D t Sh t 4A25)Original Product Type Certificate Number : 4A25 Boeing DC-8-62 Description of Type Design Change: Modification of interior installation to incorporate enclosed hat rack stowage compartments, improved cabin li ghting, and various other interior changes in accordance with FAA Approved United Air Line s Drawing List C0A2-4271, Revision “D”, dated January 9, 1975, or later FAA approved revisions. Limitations and Conditions: Revision D cancels and supersedes all previous configurations specified in the original issue of C0A2-4271 th rough Revision “C”. This approval should not be extended to other specific airplanes of this m odel on which previously approved modifications are incorporated unless it is determined that th e inter-relationship between this change and any of those other previously approved modifica tions will introduce no adverse effect 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 sh all 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) NOTE: **DO NOT DELETE THIS PAGE.** **DO NOT ADD ANY DATA TO THIS PAGE.** **THIS PAGE IS FOR PAGE NUMBERING PURPOSES, PLEASE DISCARD PRINTED COPY.** ## Every issue (1) - November 30, 2011: Reissued, Current. [certificate](https://openairdocs.org/files/sha256/e5/37/e53785e1459093cc10e5c3dd4bdd5943200e180f3d46e7a2c473c63ab17994b4) --- 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.