-----BEGIN PRIVACY-ENHANCED MESSAGE-----
Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
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 TWSM7vrzLADbmYQaionwg5sDW3P6oaM5D3tdezXMm7z1T+B+twIDAQAB
MIC-Info: RSA-MD5,RSA,
 QWcaCD7xl3gNy4mle83qdVszyC4+DaxdqgWhvu8B8lSaC8e2xDXEXS/fTSZrQuf2
 gVBRLw3lXsgfNr1yBadx7A==

<SEC-DOCUMENT>0001209191-08-011274.txt : 20080219
<SEC-HEADER>0001209191-08-011274.hdr.sgml : 20080218
<ACCEPTANCE-DATETIME>20080219130513
ACCESSION NUMBER:		0001209191-08-011274
CONFORMED SUBMISSION TYPE:	5
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20071231
FILED AS OF DATE:		20080219
DATE AS OF CHANGE:		20080219

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			SL INDUSTRIES INC
		CENTRAL INDEX KEY:			0000089270
		STANDARD INDUSTRIAL CLASSIFICATION:	ELECTRONIC COMPONENTS, NEC [3679]
		IRS NUMBER:				210682685
		STATE OF INCORPORATION:			NJ
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		520 FELLOWSHIP ROAD
		STREET 2:		SUITE A114
		CITY:			MT LAUREL
		STATE:			NJ
		ZIP:			08054
		BUSINESS PHONE:		8567271500

	MAIL ADDRESS:	
		STREET 1:		520 FELLOWSHIP ROAD
		STREET 2:		SUITE A114
		CITY:			MT LAUREL
		STATE:			NJ
		ZIP:			08054

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	SGL INDUSTRIES INC
		DATE OF NAME CHANGE:	19841008

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	GL INDUSTRIES INC
		DATE OF NAME CHANGE:	19710111

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	GL ELECTRONICS CO INC
		DATE OF NAME CHANGE:	19670928

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			TAYLOR JAMES CHARLES
		CENTRAL INDEX KEY:			0001276552

	FILING VALUES:
		FORM TYPE:		5
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-04987
		FILM NUMBER:		08625802

	BUSINESS ADDRESS:	
		STREET 1:		21 MILL NECK LANE
		CITY:			PITTSFORD
		STATE:			NY
		ZIP:			14534
		BUSINESS PHONE:		5852489013
</SEC-HEADER>
<DOCUMENT>
<TYPE>5
<SEQUENCE>1
<FILENAME>doc5.xml
<DESCRIPTION>FORM 5 SUBMISSION
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0202</schemaVersion>

    <documentType>5</documentType>

    <periodOfReport>2007-12-31</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <form3HoldingsReported>0</form3HoldingsReported>

    <form4TransactionsReported>0</form4TransactionsReported>

    <issuer>
        <issuerCik>0000089270</issuerCik>
        <issuerName>SL INDUSTRIES INC</issuerName>
        <issuerTradingSymbol>SLI</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001276552</rptOwnerCik>
            <rptOwnerName>TAYLOR JAMES CHARLES</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>21 MILL NECK LANE</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>PITTSFORD</rptOwnerCity>
            <rptOwnerState>NY</rptOwnerState>
            <rptOwnerZipCode>14534</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>1</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>Chief Executive Officer</officerTitle>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock</value>
                <footnoteId id="F1"/>
            </securityTitle>
            <transactionDate>
                <value>2007-12-31</value>
                <footnoteId id="F1"/>
            </transactionDate>
            <deemedExecutionDate>
                <footnoteId id="F1"/>
            </deemedExecutionDate>
            <transactionCoding>
                <transactionFormType>5</transactionFormType>
                <transactionCode>A</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
                <footnoteId id="F1"/>
            </transactionCoding>
            <transactionTimeliness>
                <value></value>
            </transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>397.9</value>
                    <footnoteId id="F1"/>
                </transactionShares>
                <transactionPricePerShare>
                    <value>15.582</value>
                    <footnoteId id="F1"/>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                    <footnoteId id="F1"/>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>2310.35</value>
                    <footnoteId id="F1"/>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                    <footnoteId id="F1"/>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>401(k)</value>
                    <footnoteId id="F1"/>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <footnotes>
        <footnote id="F1">Non-Derivative Securities acquired through activity in Company sponsored 401(k) plan.</footnote>
    </footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>/s/ James Charles Taylor</signatureName>
        <signatureDate>2008-02-19</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
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