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Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
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 TWSM7vrzLADbmYQaionwg5sDW3P6oaM5D3tdezXMm7z1T+B+twIDAQAB
MIC-Info: RSA-MD5,RSA,
 J8rR7JcB7hA6fVUqLgskhxjzCcLK9jWb3yUxQD8MVXb7bCbQsHI+NErFadzMXP4y
 Xm+dB/JbUnd8vFugRDvN2A==

<SEC-DOCUMENT>0001242648-04-000045.txt : 20041221
<SEC-HEADER>0001242648-04-000045.hdr.sgml : 20041221
<ACCEPTANCE-DATETIME>20041221213436
ACCESSION NUMBER:		0001242648-04-000045
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20041217
FILED AS OF DATE:		20041221
DATE AS OF CHANGE:		20041221

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			SANDISK CORP
		CENTRAL INDEX KEY:			0001000180
		STANDARD INDUSTRIAL CLASSIFICATION:	COMPUTER STORAGE DEVICES [3572]
		IRS NUMBER:				770191793
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		140 CASPIAN COURT
		CITY:			SUNNYVALE
		STATE:			CA
		ZIP:			94089
		BUSINESS PHONE:		4085620500

	MAIL ADDRESS:	
		STREET 1:		140 CASPIAN COURT
		CITY:			SUNNYVALE
		STATE:			CA
		ZIP:			94089

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			CHAN NELSON C
		CENTRAL INDEX KEY:			0001242653

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	000-26734
		FILM NUMBER:		041219008

	BUSINESS ADDRESS:	
		BUSINESS PHONE:		4085420456

	MAIL ADDRESS:	
		STREET 1:		C/O SANDISK CORP
		STREET 2:		140 CASPIAN COURT
		CITY:			SUNNYVALE
		STATE:			CA
		ZIP:			94089
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>edgar.xml
<DESCRIPTION>PRIMARY DOCUMENT
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0202</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2004-12-17</periodOfReport>

    <issuer>
        <issuerCik>0001000180</issuerCik>
        <issuerName>SANDISK CORP</issuerName>
        <issuerTradingSymbol>SNDK</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001242653</rptOwnerCik>
            <rptOwnerName>CHAN NELSON C</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>140 CASPIAN COURT</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>SUNNYVALE</rptOwnerCity>
            <rptOwnerState>CA</rptOwnerState>
            <rptOwnerZipCode>94089</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>1</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>EVP&amp;GM Consumer &amp; Handset Bus.</officerTitle>
        </reportingOwnerRelationship>
    </reportingOwner>

    <derivativeTable>
        <derivativeTransaction>
            <securityTitle>
                <value>Employee Stock Option (Right to Buy)</value>
            </securityTitle>
            <conversionOrExercisePrice>
                <value>.5625</value>
            </conversionOrExercisePrice>
            <transactionDate>
                <value>2004-12-17</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>J</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
                <footnoteId id="F2"/>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>2044</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>0</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <exerciseDate>
                <value>1998-12-19</value>
                <footnoteId id="F1"/>
            </exerciseDate>
            <expirationDate>
                <value>2004-12-19</value>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Common Stock</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>2044</value>
                </underlyingSecurityShares>
            </underlyingSecurity>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>0</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>(2)</value>
                    <footnoteId id="F2"/>
                </natureOfOwnership>
            </ownershipNature>
        </derivativeTransaction>
    </derivativeTable>

    <footnotes>
        <footnote id="F1">Option Grant shall become exercisable with respect to (i) 25% of the option shares upon optionee's completion of 1 year of service from the vesting commencement date and (ii) the balance of the option shares in equal quarterly installments upon optionee's completion of each of the next 36 months of service measured from and after the 1st anniversary of vesting commencement date.</footnote>
        <footnote id="F2">The option was granted to the reporting person.  Pursuant to a marriage dissolution agreement, the reporting person is deemed to hold the option solely for the benefit of his ex-spouse and may exercise the option solely upon the direction of the ex-spouse, who is solely entitled to the shares upon exercise.  The reporting person disclaims beneficial ownership of the option and any pecuniary interest therein.</footnote>
    </footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>Sharon L. Spehar - Attorney in Fact for Nelson C. Chan</signatureName>
        <signatureDate>2004-12-21</signatureDate>
    </ownerSignature>
</ownershipDocument>

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