STC ST10492SC

FAA Form 8110-2-1(10-69) Page 1 of 4 Number ST10492SC

This Certificate issued to

Part 25 of the Federal Aviation Regulations.

Description of Type Design Change: Removal of one row of tourist class seats in accordance with Master Data List, C3332-MDL, Revision C, February 15, 2013, or later ODA-700094-SW approved revision.

Limitations and Conditions: 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 4)

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.

American Airlines, Inc.

3900 N. Mingo Road Engineering Dept., MD 208 Tulsa, Oklahoma 74116 A1NM Make: Boeing Model: 767-300 Series Date of application : May 10, 2012

Date of issuance : July 5, 2012

Date amended : October 6, 2012, March 5, 2013

( Signature)

C.E. Williams ODA-700094-SW Administrator

( Title)

FAA Form 8110-2-1(10-69) Page 3 of 4 (Continuation Sheet)

Number ST10492SC

The Instructions for Continued Airworthiness, Document Number C3332-ICA, Revision E, dated January 10, 2013 or later FAA AEG accepted revision shall be made available to the operator at the time of installation. The aircraft shall be maintained in accordance with the Instructions for Continued Airworthiness.

A revised EWIS ICA is not required for this STC.

This STC requires an Alternative Method of Compliance (AMOC) with Airworthiness Directive (AD) 2008- 11-01 R1. The installer must obtain an AMOC with AD 2008-11-01 R1 before installing this STC.

This modification requires previous or concurrent incorporation of STC Number ST10161SC as amended on Nov 15, 2011 or later issued amendment.

This modification requires previous or concurrent incorporation of Weber Service Bulletin number 868810- 25-3382 for group A & B configured aircraft and Weber Service Bulletin number 869198-25-3435 for group C configured aircraft as defined in Master Data List C3332-MDL Revision B, October 4, 2012, or later ODA-700094-SW approved revision.

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 767-300 series aircraft for the change is as follows:

a. The Type Certification basis for Boeing Model 767-300 series airplanes is shown on TCDS A1NM 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, May 10, 2012 is based upon Part 25, as amended by Amendment 25-136 and Part 26 as amended by Amendment 26-5. 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 25-136

25.301(a), 25.303, 25.601, 25.619, 25.791(a),(b),(e), 25.815, 25.1529, 25.1541, 25.1561(c),(e)

Regulations at an intermediate amendment

25.785, (a-c),(f)(1),(f)(3),(i-k) Amendment 72, 25.789(a) Amendment 46, 25.811(d)(3) Amendment 46,

25.812(e)(1),(l)(1-3) Amendment 58, 25.853(a),(c),(d) Amendment 83, 25.869(a)(4) Amendment 72,

25.981(a)(3),(b) Amendment 102 (Certification Basis continued on page 4 of 4)

FAA Form 8110-2-1(10-69) Page 4 of 4 (Continuation Sheet)

Number ST10492SC

Certification Basis (continued):

Regulations at the amendment level in TCDS A1NM

25.21(a)(1), 25.29, 25.305 (a),(b), 25.307(a), 25.365(e),(g), 25.561(b)(1), (b)(3),(c),(d), 25.603, 25.605,

25.611, 25.613 (a-d), 25.625(d), 25.803(c), 25.1301, 25.1309(a),(b),(d-g), 25.1351(a), 25.1353(b),

25.1411(f), 25.1415(b)(1), 25.1447(a),(c)(1)

14 CFR Part 26 regulations Based on 14 CFR §21.101(g), applicable provisions of 14 CFR part 26 are included in the certification basis.

For any future 14 CFR part 26 amendments, the holder of this STC must demonstrate compliance with the applicable sections. As of the issuance of this STC, compliance has been found for the following regulations 14 CFR § 26.11(c),(d)(5) (Amendment No. 26-0, through 26-5).

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