-----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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 AUhBoOs3Qw+zJV8s/MDPwg==

<SEC-DOCUMENT>0001230018-04-000019.txt : 20040913
<SEC-HEADER>0001230018-04-000019.hdr.sgml : 20040913
<ACCEPTANCE-DATETIME>20040913102827
ACCESSION NUMBER:		0001230018-04-000019
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20040910
FILED AS OF DATE:		20040913
DATE AS OF CHANGE:		20040913

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

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			CHEMA THOMAS V
		CENTRAL INDEX KEY:			0001206888

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-07872
		FILM NUMBER:		041026760

	BUSINESS ADDRESS:	
		STREET 1:		C/O ATER & HADDEN LLP
		STREET 2:		1100 HUNTINGTON BLDG. 925 EUCLID AVE.
		CITY:			CLEVELAND
		STATE:			OH
		ZIP:			44115-1475
		BUSINESS PHONE:		3305696112

	MAIL ADDRESS:	
		STREET 1:		PO BOX 67
		CITY:			HIRAM
		STATE:			OH
		ZIP:			44234
</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>2004-09-10</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

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

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001206888</rptOwnerCik>
            <rptOwnerName>CHEMA THOMAS V</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>PO BOX 67</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>HIRAM</rptOwnerCity>
            <rptOwnerState>OH</rptOwnerState>
            <rptOwnerZipCode>44234</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>2004-09-10</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>A</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
                <footnoteId id="F1"/>
            </transactionCoding>
            <transactionTimeliness>
                <value></value>
            </transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>3484</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>8.61</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>11992</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <footnotes>
        <footnote id="F1">Award of Restricted Stock pursuant to Issuer's 2004 Long Term Incentive Plan - exempt under Rule 16b-3.</footnote>
    </footnotes>

    <ownerSignature>
        <signatureName>Thomas V. Chema</signatureName>
        <signatureDate>2004-09-13</signatureDate>
    </ownerSignature>
</ownershipDocument>

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