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Proc-Type: 2001,MIC-CLEAR
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<SEC-DOCUMENT>0001181431-07-072072.txt : 20071129
<SEC-HEADER>0001181431-07-072072.hdr.sgml : 20071129
<ACCEPTANCE-DATETIME>20071129133725
ACCESSION NUMBER:		0001181431-07-072072
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20071114
FILED AS OF DATE:		20071129
DATE AS OF CHANGE:		20071129

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			DUCOMMUN INC /DE/
		CENTRAL INDEX KEY:			0000030305
		STANDARD INDUSTRIAL CLASSIFICATION:	AIRCRAFT PART & AUXILIARY EQUIPMENT, NEC [3728]
		IRS NUMBER:				950693330
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		23301 WILMINGTON AVE.
		CITY:			CARSON
		STATE:			CA
		ZIP:			90745
		BUSINESS PHONE:		3105137280

	MAIL ADDRESS:	
		STREET 1:		23301 WILMINGTON AVE.
		CITY:			CARSON
		STATE:			CA
		ZIP:			90745

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Walsh John James
		CENTRAL INDEX KEY:			0001303169

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-08174
		FILM NUMBER:		071274108

	BUSINESS ADDRESS:	
		BUSINESS PHONE:		310-513-7208

	MAIL ADDRESS:	
		STREET 1:		DUCOMMUN TECHNOLOGIES, INC.
		STREET 2:		23301 WILMINGTON AVENUE
		CITY:			CARSON
		STATE:			CA
		ZIP:			90745-6209
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>rrd178824.xml
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0202</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2007-11-14</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
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        <issuerName>DUCOMMUN INC /DE/</issuerName>
        <issuerTradingSymbol>DCO</issuerTradingSymbol>
    </issuer>

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            <rptOwnerName>Walsh John James</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>DUCOMMUN TECHNOLOGIES, INC.</rptOwnerStreet1>
            <rptOwnerStreet2>23301 WILMINGTON AVENUE</rptOwnerStreet2>
            <rptOwnerCity>CARSON</rptOwnerCity>
            <rptOwnerState>CA</rptOwnerState>
            <rptOwnerZipCode>90745-6209</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
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        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>1</isOther>
            <otherText>Pres., Ducommun Technologies</otherText>
        </reportingOwnerRelationship>
    </reportingOwner>

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                <transactionCode>M</transactionCode>
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            <transactionAmounts>
                <transactionShares>
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                <transactionCode>S</transactionCode>
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                <transactionShares>
                    <value>200</value>
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                <transactionPricePerShare>
                    <value>42.3396</value>
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                <transactionAcquiredDisposedCode>
                    <value>D</value>
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            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>43950</value>
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            <transactionAmounts>
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                    <value>400</value>
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                    <value>D</value>
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                    <value>D</value>
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                <sharesOwnedFollowingTransaction>
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                <directOrIndirectOwnership>
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        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock</value>
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                </transactionShares>
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                </transactionAcquiredDisposedCode>
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    </nonDerivativeTable>

    <derivativeTable>
        <derivativeTransaction>
            <securityTitle>
                <value>Option - Right to Buy</value>
                <footnoteId id="F1"/>
            </securityTitle>
            <conversionOrExercisePrice>
                <value>21.95</value>
            </conversionOrExercisePrice>
            <transactionDate>
                <value>2007-11-14</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>M</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>11250</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>0</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <exerciseDate>
                <value>2005-09-14</value>
                <footnoteId id="F2"/>
            </exerciseDate>
            <expirationDate>
                <value>2011-09-13</value>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Common Stock</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>11250</value>
                </underlyingSecurityShares>
            </underlyingSecurity>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>3750</value>
                </sharesOwnedFollowingTransaction>
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            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </derivativeTransaction>
    </derivativeTable>

    <footnotes>
        <footnote id="F1">The option represents the right to purchase common stock granted under the Ducommun Incorporated Employee Stock Option Plans, which are Rule 16b-3 plans.</footnote>
        <footnote id="F2">The option vested as to 3,750 shares on each of September 14, 2005, 2006 and 2007.</footnote>
    </footnotes>

    <ownerSignature>
        <signatureName>/s/ John J. Walsh</signatureName>
        <signatureDate>2007-11-29</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
-----END PRIVACY-ENHANCED MESSAGE-----