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Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
Originator-Key-Asymmetric:
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 TWSM7vrzLADbmYQaionwg5sDW3P6oaM5D3tdezXMm7z1T+B+twIDAQAB
MIC-Info: RSA-MD5,RSA,
 Wjo65qB//zw3+w0e0/1KsaV6dlaYfDNkZJhAmHaoqK10isTtvveL0CeH/WqSF3q1
 sNP8x6dHaD08/aY1E52PoQ==

<SEC-DOCUMENT>0001047122-03-000225.txt : 20030926
<SEC-HEADER>0001047122-03-000225.hdr.sgml : 20030926
<ACCEPTANCE-DATETIME>20030926152411
ACCESSION NUMBER:		0001047122-03-000225
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20030924
FILED AS OF DATE:		20030926

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			MARCHILENA FRANCIS S
		CENTRAL INDEX KEY:			0001196599

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-13699
		FILM NUMBER:		03912421

	BUSINESS ADDRESS:	
		STREET 1:		141 SPRING STREET
		CITY:			LEXINGTON
		STATE:			MA
		ZIP:			02421

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			RAYTHEON CO/
		CENTRAL INDEX KEY:			0001047122
		STANDARD INDUSTRIAL CLASSIFICATION:	SEARCH, DETECTION, NAVIGATION, GUIDANCE, AERONAUTICAL SYS [3812]
		IRS NUMBER:				951778500
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		141 SPRING STREET
		STREET 2:		C/O RAYTHEON CO
		CITY:			LEXINGTON
		STATE:			MA
		ZIP:			02421
		BUSINESS PHONE:		7818626600

	MAIL ADDRESS:	
		STREET 1:		141 SPRING STREET
		STREET 2:		BLDG CO1/MS A114
		CITY:			LEXINGTON
		STATE:			MA
		ZIP:			02421

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	HE HOLDINGS INC
		DATE OF NAME CHANGE:	19971001
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>edgar.xml
<DESCRIPTION>PRIMARY DOCUMENT
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>
    <schemaVersion>X0201</schemaVersion>

    <documentType>4</documentType><periodOfReport>2003-09-24</periodOfReport>
    <issuer>
        <issuerCik>0001047122</issuerCik>
        <issuerName>RAYTHEON CO/</issuerName>
        <issuerTradingSymbol>RTN</issuerTradingSymbol></issuer><reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001196599</rptOwnerCik>
            <rptOwnerName>MARCHILENA FRANCIS S</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>141 SPRING STREET</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>LEXINGTON</rptOwnerCity>
            <rptOwnerState>MA</rptOwnerState>
            <rptOwnerZipCode>02421</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
            <reportingOwnerRelationship>
<isDirector>0</isDirector><isOfficer>1</isOfficer><isTenPercentOwner>0</isTenPercentOwner><isOther>0</isOther><officerTitle>Executive Vice President</officerTitle></reportingOwnerRelationship></reportingOwner><nonDerivativeTable><nonDerivativeTransaction><securityTitle><value>Common Stock</value></securityTitle><transactionDate><value>2003-09-24</value></transactionDate><transactionCoding><transactionFormType>4</transactionFormType><transactionCode>F</transactionCode><equitySwapInvolved>0</equitySwapInvolved></transactionCoding><transactionAmounts><transactionShares><value>6397</value></transactionShares><transactionPricePerShare><value>29.075</value></transactionPricePerShare><transactionAcquiredDisposedCode><value>D</value></transactionAcquiredDisposedCode></transactionAmounts><postTransactionAmounts><sharesOwnedFollowingTransaction><value>21136</value></sharesOwnedFollowingTransaction></postTransactionAmounts><ownershipNature><directOrIndirectOwnership><value>D</value></directOrIndirectOwnership><natureOf
Ownership><value/></natureOfOwnership></ownershipNature></nonDerivativeTransaction><nonDerivativeHolding><securityTitle><value>Common Stock</value></securityTitle><postTransactionAmounts><sharesOwnedFollowingTransaction><value>5967</value><footnoteId id="F1"/></sharesOwnedFollowingTransaction></postTransactionAmounts><ownershipNature><directOrIndirectOwnership><value>I</value></directOrIndirectOwnership><natureOfOwnership><value>401(k)</value></natureOfOwnership></ownershipNature></nonDerivativeHolding></nonDerivativeTable><footnotes><footnote id="F1">The Reporting Person indirectly beneficially owns 5,967 shares of the Issuer's Common Stock based on funds in the Reporting Person's Savings and Investment Plan/Excess Savings Plan Account divided by $28.90, the closing price of the Issuer's Common Stock on September 24, 2003.</footnote></footnotes><remarks/><ownerSignature><signatureName>John W. Kapples, Attorney-in-fact</signatureName><signatureDate>2003-09-26</signatureDate></ownerSignature></ownershipDocume
nt>

</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
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