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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,
 KwD2trJWZtKGKp27eLv69w7wm62fJlEuLGRJRF7Tzsh/DcuZJAHGqwRNU9SUJPVs
 ucfvoGpbMcLe15rSjrCyjw==

<SEC-DOCUMENT>0001230018-04-000004.txt : 20040715
<SEC-HEADER>0001230018-04-000004.hdr.sgml : 20040715
<ACCEPTANCE-DATETIME>20040715113940
ACCESSION NUMBER:		0001230018-04-000004
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20030717
FILED AS OF DATE:		20040715

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			COPE JAN NAYLOR
		CENTRAL INDEX KEY:			0001207262

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-07872
		FILM NUMBER:		04915209

	BUSINESS ADDRESS:	
		BUSINESS PHONE:		2022446400

	MAIL ADDRESS:	
		STREET 1:		3315 MAUD STREET NW
		CITY:			WASHINGTON
		STATE:			DC
		ZIP:			20016

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			TRANSTECHNOLOGY CORP
		CENTRAL INDEX KEY:			0000099359
		STANDARD INDUSTRIAL CLASSIFICATION:	AIRCRAFT PART & AUXILIARY EQUIPMENT, NEC [3728]
		IRS NUMBER:				954062211
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			0331

	BUSINESS ADDRESS:	
		STREET 1:		700 LIBERTY AVENUE
		CITY:			UNION
		STATE:			NJ
		ZIP:			07083
		BUSINESS PHONE:		908-688-2440

	MAIL ADDRESS:	
		STREET 1:		700 LIBERTY AVENUE
		CITY:			UNION
		STATE:			NJ
		ZIP:			07083

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	SPACE ORDNANCE SYSTEMS INC
		DATE OF NAME CHANGE:	19740717
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>primary_doc.xml
<DESCRIPTION>PRIMARY DOCUMENT
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0202</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2003-07-17</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0000099359</issuerCik>
        <issuerName>TRANSTECHNOLOGY CORP</issuerName>
        <issuerTradingSymbol>TT</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001207262</rptOwnerCik>
            <rptOwnerName>COPE JAN NAYLOR</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>3315 MAUD STREET NW</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>WASHINGTON</rptOwnerCity>
            <rptOwnerState>DC</rptOwnerState>
            <rptOwnerZipCode>20016</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>2003-07-17</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>P</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionTimeliness>
                <value></value>
            </transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>4219</value>
                    <footnoteId id="F1"/>
                </transactionShares>
                <transactionPricePerShare>
                    <value>7.11</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>8102</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <footnotes>
        <footnote id="F1">Award of restricted stock pursuant to Issuer's 1999 Long Term Incentive Plan.</footnote>
    </footnotes>

    <ownerSignature>
        <signatureName>Jan Naylor Cope</signatureName>
        <signatureDate>2004-07-15</signatureDate>
    </ownerSignature>
</ownershipDocument>

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