STC SA3991SW-D

United States of America Department of Transportation Federal Aviation Administration Supplemental Type Certificate Number SA3991SW-D This certificate issued to: American Airlines, Inc.

P. O. Box 582809, MD 208 Tulsa, Oklahoma 74158-2809 Certifies that the change in the type design for the following product with tho limitations and conditions thorefor as specified hereon meets the airvorthiness requirement's of Purt 25 of the Federal Aviation Regulations.

Original Product -Iype bentificato Number: A6WE Маке: McDonnell Douglas Model: DC-9-82 / -83 Desoriplion of Typs Design Pahangs:

Activation of a single Honeywell/Trimble HT9100 Global Navigation Satellite System (GNSS) Flight Management System (GFMS) in accordance with American Airlines Engineering Change Order K2084AX, dated 10/21/97, and one Prototype Revision Approval, form 7721-5, dated 10/29/97, or later DAS1SW approved revision.

This approval should not be incorporated in any aircraft of this specific model until compatibility of this modification with other previously approved modifications has oeen determined by i.?

installer. ECO K2084XX dated 6/9/97 must be accomplished.

Airplane Flight Manual Supplement 9 to MDC-J1010 for the DC-9-82/-83 with Honeywell/Trimble HT9100 GNS Flight Management System dated October 29, 1997 is required.

Date of Application: April 29, 1997 Jake weissued:

Date of Issuance: August 4, 1997 Jale unded: October 29, 1997 EDERAL AVIATIO By Direction of the Administrator 61 Tena E. J. prewe (Signature ) OMINISTER DAS ISW Coordinator (Title ) 47 FAA FORM 8110-2 (10-68)

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• from (Name of grantor) (Print or type) - (Address of grantor) (Number and street) ( City, State, and ZIP code ) Extent of Authority (if licensing agreement):

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