-----BEGIN PRIVACY-ENHANCED MESSAGE-----
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,
 GP7QAZsojXCPeLnx69NxHXIZrMtUY1nwMt6bKJDTlvqPPcUwh/EMOeItUwW/yeNo
 Yo2za2IjLVjUhqzAo7MGJg==

<SEC-DOCUMENT>0000831001-03-000409.txt : 20030804
<SEC-HEADER>0000831001-03-000409.hdr.sgml : 20030804
<ACCEPTANCE-DATETIME>20030804133245
ACCESSION NUMBER:		0000831001-03-000409
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20030731
FILED AS OF DATE:		20030804

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			KEMET CORP
		CENTRAL INDEX KEY:			0000887730
		STANDARD INDUSTRIAL CLASSIFICATION:	ELECTRONIC COMPONENTS & ACCESSORIES [3670]
		IRS NUMBER:				570923789
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			0331

	BUSINESS ADDRESS:	
		STREET 1:		2835 KEMET WAY
		CITY:			SIMPSONVILLE
		STATE:			SC
		ZIP:			29681
		BUSINESS PHONE:		8039636300

	MAIL ADDRESS:	
		STREET 1:		P O BOX 5928
		STREET 2:		2835 KEMET WAY
		CITY:			SIMPSONVILLE
		STATE:			SC
		ZIP:			29681

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			CITIGROUP HOLDINGS CO
		CENTRAL INDEX KEY:			0001105742
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-15491
		FILM NUMBER:		03819986

	BUSINESS ADDRESS:	
		STREET 1:		ONE RODENY SQUARE
		CITY:			WILMINGTON
		STATE:			DE
		ZIP:			19899
		BUSINESS PHONE:		2125595103

	MAIL ADDRESS:	
		STREET 1:		336 THE STRAND
		CITY:			LONDON ENGLAND

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			CITIBANK NA
		CENTRAL INDEX KEY:			0000036684
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-15491
		FILM NUMBER:		03819984

	BUSINESS ADDRESS:	
		STREET 1:		399 PARK AVENUE
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10043
		BUSINESS PHONE:		2125591000

	MAIL ADDRESS:	
		STREET 1:		C/O LEGAL AFFAIRS OFFICE
		STREET 2:		425 PARK AVENUE 2ND FLOOR
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10043
	FORMER NAME:		
	FORMER CONFORMED NAME:	FIRST NATIONAL CITY BANK OF NEW YORK
	DATE OF NAME CHANGE:	19820322
</FORMER-NAME>

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			CITICORP
		CENTRAL INDEX KEY:			0000020405
		STANDARD INDUSTRIAL CLASSIFICATION:	NATIONAL COMMERCIAL BANKS [6021]
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-15491
		FILM NUMBER:		03819985

	BUSINESS ADDRESS:	
		STREET 1:		399 PARK AVE
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10043
		BUSINESS PHONE:		2125591000

	MAIL ADDRESS:	
		STREET 1:		425 PARK AVE- 2ND F
		STREET 2:		ATTN: LEGAL AFFAIRS OFFICE
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10043
	FORMER NAME:		
	FORMER CONFORMED NAME:	FIRST NATIONAL CITY CORP
	DATE OF NAME CHANGE:	19740414
</FORMER-NAME>
	FORMER NAME:		
	FORMER CONFORMED NAME:	CITY BANK OF NEW YORK NATIONAL ASSOCIATI
	DATE OF NAME CHANGE:	19680903
</FORMER-NAME>

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			CITICORP VENTURE CAPITAL LTD
		CENTRAL INDEX KEY:			0000356516
		STATE OF INCORPORATION:			NY
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-15491
		FILM NUMBER:		03819988

	BUSINESS ADDRESS:	
		STREET 1:		399 PARK AVENUE
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10043
		BUSINESS PHONE:		2125591132

	MAIL ADDRESS:	
		STREET 1:		399 PARK AVE
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10043

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			CITIGROUP INC
		CENTRAL INDEX KEY:			0000831001
		STANDARD INDUSTRIAL CLASSIFICATION:	NATIONAL COMMERCIAL BANKS [6021]
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-15491
		FILM NUMBER:		03819987

	BUSINESS ADDRESS:	
		STREET 1:		399 PARK AVENUE
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10043
		BUSINESS PHONE:		2125591000

	MAIL ADDRESS:	
		STREET 1:		399 PARK AVENUE
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10043
	FORMER NAME:		
	FORMER CONFORMED NAME:	TRAVELERS GROUP INC
	DATE OF NAME CHANGE:	19950519
</FORMER-NAME>
	FORMER NAME:		
	FORMER CONFORMED NAME:	TRAVELERS INC
	DATE OF NAME CHANGE:	19940103
</FORMER-NAME>
	FORMER NAME:		
	FORMER CONFORMED NAME:	PRIMERICA CORP /NEW/
	DATE OF NAME CHANGE:	19920703
</FORMER-NAME>
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>primary_doc.xml
<DESCRIPTION>PRIMARY DOCUMENT
<TEXT>
<XML>
<?xml version="1.0"?>

<ownershipDocument>

    <schemaVersion>X0201</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2003-07-31</periodOfReport>


    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0000887730</issuerCik>
        <issuerName>KEMET CORP</issuerName>
        <issuerTradingSymbol>KEM</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0000831001</rptOwnerCik>
            <rptOwnerName>CITIGROUP INC</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>399 PARK AVENUE</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>NEW YORK</rptOwnerCity>
            <rptOwnerState>NY</rptOwnerState>
            <rptOwnerZipCode>10043</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>
    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001105742</rptOwnerCik>
            <rptOwnerName>CITIGROUP HOLDINGS CO</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>ONE RODNEY SQUARE</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>WILMINGTON</rptOwnerCity>
            <rptOwnerState>DE</rptOwnerState>
            <rptOwnerZipCode>19899</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>
    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0000020405</rptOwnerCik>
            <rptOwnerName>CITICORP</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>399 PARK AVENUE</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>NEW YORK</rptOwnerCity>
            <rptOwnerState>NY</rptOwnerState>
            <rptOwnerZipCode>10043</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>
    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0000036684</rptOwnerCik>
            <rptOwnerName>CITIBANK NA</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>399 PARK AVENUE</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>NEW YORK</rptOwnerCity>
            <rptOwnerState>NY</rptOwnerState>
            <rptOwnerZipCode>10043</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>
    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0000356516</rptOwnerCik>
            <rptOwnerName>CITICORP VENTURE CAPITAL LTD</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>399 PARK AVE</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>NEW YORK</rptOwnerCity>
            <rptOwnerState>NY</rptOwnerState>
            <rptOwnerZipCode>10043</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>

        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2003-07-31</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>S</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionTimeliness>
                <value></value>
            </transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>20000</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>11.01</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>5469620</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>By Subsidiary</value>
                    <footnoteId id="F1"/>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>

    </nonDerivativeTable>

    <footnotes>
        <footnote id="F1">An employee of Citicorp Venture Capital Limited (&quot;CVC&quot;) serves on the Issuer's Board of Directors.  The common stock reported herein is directly beneficially owned by CVC.  CVC is a wholly owned subsidiary of Citibank, N.A., which is a wholly owned subsidiary of Citicorp, which is a wholly owned subsidiary of Citigroup Holdings Company, which is a wholly owned subsidiary of Citigroup Inc.  Each of Citigroup Inc., Citigroup Holdings Company, Citicorp and Citibank, N.A. disclaim beneficial ownership of the shares reported herein except to the extent of their pecuniary interests therein.</footnote>
    </footnotes>


    <ownerSignature>
        <signatureName>Citigroup Inc., by Serena D. Moe, Assistant Secretary</signatureName>
        <signatureDate>2003-07-31</signatureDate>
    </ownerSignature>
    <ownerSignature>
        <signatureName>Citigroup Holdings Company, by Serena D. Moe, Assistant Secretary</signatureName>
        <signatureDate>2003-07-31</signatureDate>
    </ownerSignature>
    <ownerSignature>
        <signatureName>Citicorp, by Serena D. Moe, Assistant Secretary</signatureName>
        <signatureDate>2003-07-31</signatureDate>
    </ownerSignature>
    <ownerSignature>
        <signatureName>Citibank, N.A., by Serena D. Moe, Assistant Secretary</signatureName>
        <signatureDate>2003-07-31</signatureDate>
    </ownerSignature>
    <ownerSignature>
        <signatureName>Citicorp Venture Capital Limited, by Anthony Mirra, Vice President</signatureName>
        <signatureDate>2003-07-31</signatureDate>
    </ownerSignature>

</ownershipDocument>

</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
-----END PRIVACY-ENHANCED MESSAGE-----