# STC SA2726NM-D - Type: Supplemental type certificate - Status: Current, Reissued - Holder: United Airlines Inc, United States - Description: Installation of an ARINC Communication Addressing and Reporting System (ACARS). - Applied: March 16, 1987 - Status date: November 30, 2011 - Product: Aircraft, Large Multi-Engine - Certification basis: Part 21, Part 25 - Data sheets: [TCDS A22WE](https://openairdocs.org/tcds/A22WE) - Certificate PDF: https://openairdocs.org/files/sha256/73/7d/737d67f1e01ed05f27bb96ad30fa48c2f79be23c0e6f7ee2ababef84238c985e - FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/68407E0E1EF105428625799E006D5492.0001 - DRS record last changed: December 6, 2025 - Page: https://openairdocs.org/stc/SA2726NM-D ## ADs that name it (0) None. ## Approved models (1) - The Boeing Company DC-10-30 ([TCDS A22WE](https://openairdocs.org/tcds/A22WE)) ## 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. See Type Certificate Data Sheet A22WE for Special Conditions Original Product Type Certificate Number : A22WE Boeing DC-10-30 Description of Type Design Change : Modifies the aircraft to install an ARINC Communication Addressing and Reporting System (ACARS). The installation is in accordance with DAS-1-WE Approved United Air Lines Drawing List No. 2726 dated April 17, 1987, or later FAA approved revisions. Limitations and Conditions: The approval of this change in type design applies basically to the DC-10-30 only. This approval should not be ex tended to other aircraft 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 previ ously approved modifications will introduce no adverse effect upon the airworthiness of that aircraft. If th e 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: March 16, 1987 Date of issuance: April 17, 1987 Date reissued: November 30, 2011 Date amended: October 30, 1992 ( 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/sha256/73/7d/737d67f1e01ed05f27bb96ad30fa48c2f79be23c0e6f7ee2ababef84238c985e) --- 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.