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    <testOrLive>LIVE</testOrLive>

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        <entityName>HUTCHINSON TECHNOLOGY INC</entityName>
        <issuerAddress>
            <street1>40 West Highland Park Drive N.E.</street1>
            <city>Hutchinson</city>
            <stateOrCountry>MN</stateOrCountry>
            <stateOrCountryDescription>MINNESOTA</stateOrCountryDescription>
            <zipCode>55350</zipCode>
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        <jurisdictionOfInc>MINNESOTA</jurisdictionOfInc>
        <issuerPreviousNameList>
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        <yearOfInc>
            <overFiveYears>true</overFiveYears>
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                <middleName>M.</middleName>
                <lastName>Fortun</lastName>
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                <city>Hutchinson</city>
                <stateOrCountry>MN</stateOrCountry>
                <stateOrCountryDescription>MINNESOTA</stateOrCountryDescription>
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                <relationship>Director</relationship>
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                <firstName>David</firstName>
                <middleName>P.</middleName>
                <lastName>Radloff</lastName>
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                <city>Hutchinson</city>
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                <lastName>Penn</lastName>
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                <city>Hutchinson</city>
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                <stateOrCountryDescription>MINNESOTA</stateOrCountryDescription>
                <zipCode>55350</zipCode>
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            <relationshipClarification>Sr. Vice President and President - Disk Drive Components Division</relationshipClarification>
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                <middleName>L.</middleName>
                <lastName>Pautz</lastName>
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                <city>Hutchinson</city>
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                <lastName>Schaefer</lastName>
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                <zipCode>55350</zipCode>
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                <firstName>Jeffrey</firstName>
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                <lastName>Green</lastName>
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                <relationship>Director</relationship>
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                <firstName>Mark</firstName>
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                <lastName>Augusti</lastName>
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            <relationshipClarification></relationshipClarification>
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                <firstName>Martha</firstName>
                <middleName>Goldberg</middleName>
                <lastName>Aronson</lastName>
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                <firstName>Russell</firstName>
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        <relatedPersonInfo>
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                <firstName>Philip</firstName>
                <middleName>E.</middleName>
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        <relatedPersonInfo>
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                <firstName>Thomas</firstName>
                <middleName>R.</middleName>
                <lastName>VerHage</lastName>
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    <offeringData>
        <industryGroup>
            <industryGroupType>Other Technology</industryGroupType>
        </industryGroup>
        <issuerSize>
            <revenueRange>Over $100,000,000</revenueRange>
        </issuerSize>
        <federalExemptionsExclusions>
            <item>06</item>
        </federalExemptionsExclusions>
        <typeOfFiling>
            <newOrAmendment>
                <isAmendment>false</isAmendment>
            </newOrAmendment>
            <dateOfFirstSale>
                <value>2012-03-28</value>
            </dateOfFirstSale>
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        <durationOfOffering>
            <moreThanOneYear>false</moreThanOneYear>
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        <typesOfSecuritiesOffered>
            <isDebtType>true</isDebtType>
            <isOptionToAcquireType>true</isOptionToAcquireType>
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        <businessCombinationTransaction>
            <isBusinessCombinationTransaction>false</isBusinessCombinationTransaction>
            <clarificationOfResponse></clarificationOfResponse>
        </businessCombinationTransaction>
        <minimumInvestmentAccepted>0</minimumInvestmentAccepted>
        <salesCompensationList></salesCompensationList>
        <offeringSalesAmounts>
            <totalOfferingAmount>40000000</totalOfferingAmount>
            <totalAmountSold>40000000</totalAmountSold>
            <totalRemaining>0</totalRemaining>
            <clarificationOfResponse>Sold $40,000,000 aggregate principal amount of 8.50% senior secured second lien notes and warrants to purchase 3,869,000 shares of common stock, exercisable on a cashless basis for $.01 per share for ten years, with proceeds to issuer of $39,400,000.</clarificationOfResponse>
        </offeringSalesAmounts>
        <investors>
            <hasNonAccreditedInvestors>false</hasNonAccreditedInvestors>
            <totalNumberAlreadyInvested>5</totalNumberAlreadyInvested>
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        <salesCommissionsFindersFees>
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                <dollarAmount>0</dollarAmount>
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                <dollarAmount>0</dollarAmount>
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            <clarificationOfResponse></clarificationOfResponse>
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            <grossProceedsUsed>
                <dollarAmount>0</dollarAmount>
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            <clarificationOfResponse></clarificationOfResponse>
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        <signatureBlock>
            <authorizedRepresentative>false</authorizedRepresentative>
            <signature>
                <issuerName>HUTCHINSON TECHNOLOGY INC</issuerName>
                <signatureName>/s/ David P. Radloff</signatureName>
                <nameOfSigner>David P. Radloff</nameOfSigner>
                <signatureTitle>Vice President and Chief Financial Officer</signatureTitle>
                <signatureDate>2012-04-10</signatureDate>
            </signature>
        </signatureBlock>
    </offeringData>
</edgarSubmission>
