Attached files

file filename
10-Q - FORM 10-Q - RAYTHEON CO/rtn-03292015x10q.htm
EX-10.1 - TRANSITION AGREEMENT - RAYTHEON CO/rtn-03292015xexhibit101.htm
EX-31.1 - CERTIFICATION OF CHAIRMAN AND CHIEF EXECUTIVE OFFICER, SECTION 302 - RAYTHEON CO/rtn-03292015xexhibit311x10q.htm
EX-31.2 - CERTIFICATION OF VICE PRESIDENT AND CHIEF FINANCIAL OFFICER, SECTION 302 - RAYTHEON CO/rtn-03292015xexhibit312x10q.htm
EX-32.2 - CERTIFICATION OF VICE PRESIDENT AND CHIEF FINANCIAL OFFICER, SECTION 906 - RAYTHEON CO/rtn-03292015xexhibit322x10q.htm
EX-32.1 - CERTIFICATION OF CHAIRMAN AND CHIEF EXECUTIVE OFFICER, SECTION 906 - RAYTHEON CO/rtn-03292015xexhibit321x10q.htm
EXCEL - IDEA: XBRL DOCUMENT - RAYTHEON CO/Financial_Report.xls
Exhibit 15

Securities and Exchange Commission
100 F Street, N.E.
Washington, DC 20549
Commissioners:
We are aware that our report dated April 23, 2015 on our review of interim financial information of Raytheon Company and its subsidiaries (the "Company") for the three-month periods ended March 29, 2015 and March 30, 2014 and included in the Company’s Quarterly Report on Form 10-Q for the quarter ended March 29, 2015 is incorporated by reference in its Registration Statements on Form S-3 (File Nos. 333-186221; 333-71974; 333-58474; 333-82529; and 333-44321) and Form S-8 (File Nos. 333-124690; 333-56117; 333-52536; 333-64168; 333-45629; and 333-168415).
Very truly yours,
/s/  PricewaterhouseCoopers LLP
PricewaterhouseCoopers LLP
Boston, Massachusetts
April 23, 2015