<SEC-DOCUMENT>0001179110-17-015930.txt : 20171229
<SEC-HEADER>0001179110-17-015930.hdr.sgml : 20171229
<ACCEPTANCE-DATETIME>20171229120235
ACCESSION NUMBER:		0001179110-17-015930
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20171227
FILED AS OF DATE:		20171229
DATE AS OF CHANGE:		20171229

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Dillon Ricky T
		CENTRAL INDEX KEY:			0001380390

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-11288
		FILM NUMBER:		171280642

	MAIL ADDRESS:	
		STREET 1:		ONE SOUTH WACKER DRIVE
		STREET 2:		SUITE 1000
		CITY:			CHICAGO
		STATE:			IL
		ZIP:			60606

	FORMER NAME:	
		FORMER CONFORMED NAME:	Dillon Rick T
		DATE OF NAME CHANGE:	20061107

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			ACTUANT CORP
		CENTRAL INDEX KEY:			0000006955
		STANDARD INDUSTRIAL CLASSIFICATION:	MISC INDUSTRIAL & COMMERCIAL MACHINERY & EQUIPMENT [3590]
		IRS NUMBER:				390168610
		STATE OF INCORPORATION:			WI
		FISCAL YEAR END:			0831

	BUSINESS ADDRESS:	
		STREET 1:		ATTN:  BOB WROCKLAGE
		STREET 2:		N86 W12500 WESTBROOK CROSSING
		CITY:			MENOMONEE FALLS
		STATE:			WI
		ZIP:			53051
		BUSINESS PHONE:		262-293-1612

	MAIL ADDRESS:	
		STREET 1:		ATTN:  BOB WROCKLAGE
		STREET 2:		N86 W12500 WESTBROOK CROSSING
		CITY:			MENOMONEE FALLS
		STATE:			WI
		ZIP:			53051

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	APPLIED POWER INC
		DATE OF NAME CHANGE:	19920703

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	APPLIED POWER INDUSTRIES INC
		DATE OF NAME CHANGE:	19730123
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>edgar.xml
<DESCRIPTION>FORM 4 -
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0306</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2017-12-27</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0000006955</issuerCik>
        <issuerName>ACTUANT CORP</issuerName>
        <issuerTradingSymbol>ATU</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001380390</rptOwnerCik>
            <rptOwnerName>Dillon Ricky T</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O ACTUANT CORPORATION</rptOwnerStreet1>
            <rptOwnerStreet2>N86 W12500 WESTBROOK CROSSING</rptOwnerStreet2>
            <rptOwnerCity>MENOMONEE FALLS</rptOwnerCity>
            <rptOwnerState>WI</rptOwnerState>
            <rptOwnerZipCode>53051</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>1</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>Executive Vice President - CFO</officerTitle>
            <otherText></otherText>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Class A Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2017-12-27</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>F</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>3897</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>25.00</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>25509</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
        <nonDerivativeHolding>
            <securityTitle>
                <value>Class A Common Stock</value>
            </securityTitle>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>703</value>
                    <footnoteId id="F1"/>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>By 401(k)</value>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeHolding>
    </nonDerivativeTable>

    <derivativeTable></derivativeTable>

    <footnotes>
        <footnote id="F1">Represents the best estimate of the number of share equivalents held by the reporting person in the unitized stock fund of the Actuant 401(k) Plan. The unitized stock fund consists of stock of Actuant and cash and other short term investments. The number of Actuant share equivalents fluctuates depending on the ratio of the number of shares of stock of Actuant in the fund to other investments.</footnote>
    </footnotes>

    <ownerSignature>
        <signatureName>/s/ Barrett Lopez, as Attorney-in-Fact</signatureName>
        <signatureDate>2017-12-29</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
