Exhibit 10.4

 

AMENDMENT NUMBER 4 TO PURCHASE AGREEMENT DCT-021/03

     This Amendment Number 4 to Purchase Agreement DCT-021/03, dated as of August 2, 2004 ("Amendment No. 4") relates to the Purchase Agreement Number DCT-021/03 between EMBRAER-Empresa Brasileira de Aeronáutica S.A. ("Embraer") and US Airways Group, Inc. ("Buyer") dated May 9th, 2003 (as amended, the "Purchase Agreement"), Buyer and Embraer are collectively referred to herein as the "Parties". Except as otherwise defined herein, all capitalized terms used herein shall have the meanings set forth or referred to in the Purchase Agreement or in the Letter Agreement DCT-022/03 dated as of May 9th, 2003 (as amended, the "Letter Agreement"). 

     This Amendment No. 4 sets forth the further agreement between Embraer and Buyer relative to, among other things, changes in the EMBRAER 170 Aircraft Delivery Schedule.

     NOW, THEREFORE, in consideration of the foregoing, Embraer and Buyer do hereby agree as follows:

 

1.   DELIVERY SCHEDULE CHANGE
The delivery schedule table in Section 2 of Attachment "E", as amended by Amendment 3 to the Purchase Agreement, is hereby deleted and replaced with the following:

 

[Intentionally left blank]

 

 
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2.   **EFFECT UPON PURCHASE AGREEMENT
     All terms and conditions of the Purchase Agreement that have not been specifically and expressly altered or modified hereunder shall remain in full force and effect. In the event any conflict exists between the terms of the Purchase Agreement and the terms of this Amendment No. 4, the terms of this Amendment No. 4 shall control.
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3.   **COUNTERPARTS
     This Amendment No. 4 may be executed by the Parties in any number of counterparts with the same effect as if the signatures thereto and hereto were upon the same instrument and all of which when taken together shall constitute one and the same instrument.

IN WITNESS WHEREOF, the Parties have caused this Amendment No. 4 to be duly executed and delivered by their proper and duly authorized officers and to be effective as of the day and year first above written.

 
**US AIRWAYS GROUP, INC.**EMBRAER - EMPRESA BRASILEIRA DE AERONÁUTICA S.A.
By:     ___________________________

Name:  Eilif Serck-Hanssen___________

Title:    Senior Vice President - Finance & Treasurer__________________________
By:     ___________________________

Name:  Frederico Fleury Curado____________

Title:    Executive Vice President - Civil Aircraft________________________________

 
 

 

 

 
By:     ___________________________

Name:  Flavio Rimoli_________________

Title:    Sr. Vice-President - Airline Market__
 

Witness:  _________________________

Name:     Ross L. Cotjanle____________
 

Witness:  _________________________

Name:     Hilario M. Oliveira___________
 

Date: August 4, 2004______________

Place: Arlington, VA_______________
 

Date: August 10, 2004_________________

Place: Sao Jose Dos Campos - SP - Brazil__________________________************