-----BEGIN PRIVACY-ENHANCED MESSAGE-----
Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
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MIC-Info: RSA-MD5,RSA,
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<SEC-DOCUMENT>0000914062-04-000179.txt : 20040426
<SEC-HEADER>0000914062-04-000179.hdr.sgml : 20040426
<ACCEPTANCE-DATETIME>20040426155509
ACCESSION NUMBER:		0000914062-04-000179
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20040422
FILED AS OF DATE:		20040426

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			MARINE PRODUCTS CORP
		CENTRAL INDEX KEY:			0001129155
		STANDARD INDUSTRIAL CLASSIFICATION:	SHIP & BOAT BUILDING & REPAIRING [3730]
		IRS NUMBER:				582572419
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		2170 PIEDMONT ROAD NE
		CITY:			ATLANTA
		STATE:			GA
		ZIP:			30324
		BUSINESS PHONE:		4043212140

	MAIL ADDRESS:	
		STREET 1:		2170 PIEDMONT ROAD NE
		CITY:			ATLANTA
		STATE:			GA
		ZIP:			30324

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			HUBBELL RICHARD A
		CENTRAL INDEX KEY:			0001130203
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-16263
		FILM NUMBER:		04754215

	BUSINESS ADDRESS:	
		STREET 1:		C/O MARINE PRODUCTS CORP
		STREET 2:		2170 PIEDMONT ROAD, N.E.
		CITY:			ATLANTA
		STATE:			GA
		ZIP:			30324
		BUSINESS PHONE:		4043212140

	MAIL ADDRESS:	
		STREET 1:		C/O MARINE PRODUCTS CORP
		STREET 2:		2170 PIEDMONT RD, NE
		CITY:			ATLANTA
		STATE:			GA
		ZIP:			30324
</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>2004-04-22</periodOfReport>

    <issuer>
        <issuerCik>0001129155</issuerCik>
        <issuerName>MARINE PRODUCTS CORP</issuerName>
        <issuerTradingSymbol>MPX</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001130203</rptOwnerCik>
            <rptOwnerName>HUBBELL RICHARD A</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>2170 PIEDMONT ROAD, N.E.</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>ATLANTA</rptOwnerCity>
            <rptOwnerState>GA</rptOwnerState>
            <rptOwnerZipCode>30324</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <isOfficer>1</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>President and CEO</officerTitle>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2004-04-22</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>F</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>1649</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>17.90</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>169587</value>
                    <footnoteId id="F1"/>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value></value>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2004-04-22</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>M</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>55683</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>.53</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>225270</value>
                    <footnoteId id="F1"/>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value></value>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <derivativeTable>
        <derivativeTransaction>
            <securityTitle>
                <value>Incentive Stock Options</value>
            </securityTitle>
            <conversionOrExercisePrice>
                <value>.53</value>
            </conversionOrExercisePrice>
            <transactionDate>
                <value>2004-04-22</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>M</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>55683</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>0</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <exerciseDate>
                <value>1995-04-26</value>
                <footnoteId id="F2"/>
            </exerciseDate>
            <expirationDate>
                <value>2004-04-26</value>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Common Stock</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>55683</value>
                </underlyingSecurityShares>
            </underlyingSecurity>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>0</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value></value>
                </natureOfOwnership>
            </ownershipNature>
        </derivativeTransaction>
    </derivativeTable>

    <footnotes>
        <footnote id="F1">Reflects the stock received as dividend pursuant to the three-for-two stock split effective February 10, 2004, paid March 10, 2004.  Includes 91,466 shares of restricted stock of which 39,600 vest in 2004, 15,866 vest in 2006 and 9,000 vest in 2007, 13,500 vest in 2008 and 13,500 vest in 2009.</footnote>
        <footnote id="F2">Stock options vest in 20 percent increments beginning on anniversary of grant date.  The options and the price have been adjusted for the three-for-two stock split, paid March 10, 2004.</footnote>
    </footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>Richard A. Hubbell</signatureName>
        <signatureDate>2004-04-26</signatureDate>
    </ownerSignature>
</ownershipDocument>

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