# STC SA3023WE-D - Type: Supplemental type certificate - Status: Current, Reissued - Holder: United Airlines Inc, United States - Description: Revise seating arrangement from eighteen first class/78 coach to twelve first class/86 coach configuration and further revised to ten first class/86 coach configuration in accordance with DAS-1-WE United Air Lines Drawing List dated June 11, 1976, covering COAs 7-2496, 7-2497, 7-2564, and 7-2565, or later FAA approved revisions. - Applied: December 15, 1975 - Status date: November 30, 2011 - Product: Aircraft, Large Multi-Engine - Certification basis: Part 21 - Data sheets: [TCDS A3WE](https://openairdocs.org/tcds/A3WE) - Certificate PDF: https://openairdocs.org/files/sha256/db/d2/dbd2588e286ec7056398f96e56aad42ced57b20c13b15cfbfe897e81a3b34b3a - FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/D20C6C467012C890862579970052AD33.0001 - DRS record last changed: December 6, 2025 - Page: https://openairdocs.org/stc/SA3023WE-D ## ADs that name it (0) None. ## Approved models (2) - The Boeing Company 727 Series ([TCDS A3WE](https://openairdocs.org/tcds/A3WE)) - The Boeing Company 727C Series ([TCDS A3WE](https://openairdocs.org/tcds/A3WE)) ## 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 dated December 31, 1953. See Type Certificate Data Sheet A3WE Original Product Type Certificate Number : A3WE Boeing 727-22, 727-22C Description of Type Design Change: Revise seating arrangement from eighteen first class/78 coach to twelve first class/86 coach configuration a nd further revised to ten first class/86 coach configuration in accordance with DAS-1-WE Un ited Air Lines Drawing List dated June 11, 1976, covering COAs 7-2496, 7-2497, 7-2564, and 7-2565, or later FAA approved revisions. Limitations and Conditions: This approval should not be extended to other specific aircraft of this model on which other previously approved m odifications are incorporated, unless it is determined that the interrelationship between th is change and any of those other previously approved modifications will introduce no adverse eff ect upon the airworthiness of that aircraft. This determination should include consideration of significant changes in weight distribution such as an increase in the fixed disposable weight in the fuselage. If the holder agrees to permit another person to use this certificate to alter th e 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: December 151, 1975 Date of issuance: December 19, 1975 Date reissued: November 30, 2011 Date amended: January 22, 1976, May 24, 1976, June 11, 1976 ( 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/db/d2/dbd2588e286ec7056398f96e56aad42ced57b20c13b15cfbfe897e81a3b34b3a) --- 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.