-----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,
 PFAfMk8B3z+ugCMSX9veVw44u4MRuOcIIOxaSNyPmK/88GUDGVGoVRPfyDj5u/9i
 QpQ9yjyrmWBvdRHQNPoiCQ==

<SEC-DOCUMENT>0001230018-04-000012.txt : 20040907
<SEC-HEADER>0001230018-04-000012.hdr.sgml : 20040906
<ACCEPTANCE-DATETIME>20040907183023
ACCESSION NUMBER:		0001230018-04-000012
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20040708
FILED AS OF DATE:		20040907
DATE AS OF CHANGE:		20040907

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			SPANIER JOSEPH F
		CENTRAL INDEX KEY:			0001206902

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-07872
		FILM NUMBER:		041019370

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

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>2004-07-08</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

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

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001206902</rptOwnerCik>
            <rptOwnerName>SPANIER JOSEPH F</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>700 LIBERTY AVE</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>UNION</rptOwnerCity>
            <rptOwnerState>NJ</rptOwnerState>
            <rptOwnerZipCode>07083</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>1</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>Vice Pres., Treasurer and CFO</officerTitle>
        </reportingOwnerRelationship>
    </reportingOwner>

    <derivativeTable>
        <derivativeTransaction>
            <securityTitle>
                <value>Common Stock</value>
                <footnoteId id="F1"/>
            </securityTitle>
            <conversionOrExercisePrice>
                <value>7.02</value>
            </conversionOrExercisePrice>
            <transactionDate>
                <value>2004-07-08</value>
                <footnoteId id="F2"/>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>A</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionTimeliness>
                <value></value>
            </transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>12500</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>7.02</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <exerciseDate>
                <value>2005-07-08</value>
                <footnoteId id="F3"/>
            </exerciseDate>
            <expirationDate>
                <value>2014-07-08</value>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Common Stock</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>12500</value>
                </underlyingSecurityShares>
            </underlyingSecurity>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>67500</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </derivativeTransaction>
    </derivativeTable>

    <footnotes>
        <footnote id="F1">Stock options granted pursuant to Issuer's 2004 Long Term Incentive Plan.</footnote>
        <footnote id="F2">The stock options reflected herein were granted on July 8, 2004.  The Issuer is reporting the grant now because the shares of the Issuer underlying this grant were not authorized to the full extent of the grant until the approval of the Issuer's 2004 Long Term Incetive Plan at Issuer's annual meeting on September 2, 2004.</footnote>
        <footnote id="F3">Stock options granted pursuant to Issuer's 2004 Long Term Incentive Plan are exercised in three (3) equal increments annually, beginning with the first anniversary date of the grant.</footnote>
    </footnotes>

    <ownerSignature>
        <signatureName>Joseph F. Spanier</signatureName>
        <signatureDate>2004-09-07</signatureDate>
    </ownerSignature>
</ownershipDocument>

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