# STC ST11265DS - Type: Supplemental type certificate - Status: Current, Issued - Holder: American Airlines Inc - Description: Takeoff Configuration Switch Installation Modification - Status date: July 29, 2022 - Data sheets: A16WE - Certificate PDF: https://openairdocs.org/files/sha256/9c/bc/9cbc866c41a90f54b795056af37e53366567df2ca7142d630e7414f5f3f9165e - FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/288CD8D0099D44BC8625889800515749.0001 - Page: https://openairdocs.org/stc/ST11265DS ## ADs that name it None. ## Approved models (1) - The Boeing Company 737-8 (TCDS A16WE) ## 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. Number: ST11265DS This certificate issued to: American Airlines, Inc. 3900 North Mingo Road Engineering Dept., MD 537/TUL Tulsa, OK 74116 Part 25 of the Code of Federal Regulations. Original Product Make: Boeing Type Certificate Number: A16WE Model: 737-8 Description of Type Design Change: Takeoff Configuration Switch Installation . Modification in accordance with Master Data List, 3121J009-MDL, Revision A, dated July 29, 2022 or later FAA approved revision and Serial Number Effectivity Report 3121J009-SNER, Revision A, dated July 22, 2022 or later FAA approved revision. This approval should not be incorporated in any aircraft of this specific model until compatibility of this modification with previously approved modifications has been determined by the installer. 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. (Limitations and Conditions continued on page 3 of 3) Date of Application: March 3, 2022 Date Reissued: Date of Issuance: July 29, 2022 Date Amended: Signature Richard N. Hazlewood Title: ODA-700094-SW Administrator United States of America Department of Transportation Federal Aviation Administration Supplemental Type Certificate Number: ST11265DS Transfer the ownership of Supplemental Type Certificate Number: ST11265DS To (Name and address of transferee) From (Name and address of grantor) FAA Form 8110-2 (3/21) Page 2 of 3 United States of America Department of Transportation Federal Aviation Administration Supplemental Type Certificate (Continuation Sheet) Number: ST11265DS The Instructions for Continued Airworthiness, Document Number 3121J009-ICA, Revision B, dated June 21, 2022 or later FAA accepted revision shall be made available to the operator at the time of installation. The aircraft shall be maintained in accordance with the applicable Instructions for Continued Airworthiness. A revised EWIS ICA is not required for this STC. Certification Basis: Based on 14 CFR 21.115 and 21.101, and the FAA policy for non-significant changes in FAA Order 8110.48, the certification basis for the Boeing Model 737-8 aircraft for the change is as follows: a. The Type Certification basis for Boeing Model 737-8 airplanes is shown on TCDS A16WE for parts not changed or not affected by the change. b. The certification basis for parts changed or affected by the change since the reference date of application, March 3, 2022 is based upon Part 25, as amended by Amendment 25-146. Based on 14 CFR 21.115 and 21.101, and the FAA policy for non-significant changes in FAA Order 8110.48, the certification basis for this modification was determined to be: Regulations at the latest amendment 25-0 through 25-146 25.29, 25.301(a), 25.303, 25.305(a)(b), 25.561(a)(b)(3)(c)(1)(i), 25.601, 25.603, 25.605(a), 25.611, 25.613(a)(b), 25.771(a), 25.777(a), 25.789(a), 25.853(a), 25.1301(a), 25.1302, 25.1309(a)(b)(c)(d)(e), 25.1381(a)(1), 25.1529, 25.1541, 25.1581(a)(2), 25.1703(a)(b)(d), 25.1705(b)(2), 25.1707(a)(b)(1), 25.1709, 25.1711(a)(c)(d)(e), 25.1713(c), 25.1719, 25.1721(b), 25.1729 Regulations at an intermediate amendment level 25.981(a)(3)(d) at amendment 25-125 Regulations at the amendment level in TCDS A16WE 25.21(a)(1), 25.307(a), 25.869(a)(4) -------------------------------------------------------------- END ----------------------------------------------------------------- FAA Form 8110-2 (3/21) Page 3 of 3 ## Every issue (1) - July 29, 2022: Issued, Current. [certificate](https://openairdocs.org/files/sha256/9c/bc/9cbc866c41a90f54b795056af37e53366567df2ca7142d630e7414f5f3f9165e) --- From OpenAirDocs.org, an independent open copy of FAA data. Only the Federal Register edition on govinfo.gov is the official legal text of an AD.