<SEC-DOCUMENT>0001005229-19-000336.txt : 20191209
<SEC-HEADER>0001005229-19-000336.hdr.sgml : 20191209
<ACCEPTANCE-DATETIME>20191209112605
ACCESSION NUMBER:		0001005229-19-000336
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20191206
FILED AS OF DATE:		20191209
DATE AS OF CHANGE:		20191209

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			MCCORMICK PETER M
		CENTRAL INDEX KEY:			0001222002

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-34362
		FILM NUMBER:		191274660

	MAIL ADDRESS:	
		STREET 1:		205 CROSSPOINT PARKWAY
		CITY:			GETZVILLE
		STATE:			NY
		ZIP:			14068

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			COLUMBUS MCKINNON CORP
		CENTRAL INDEX KEY:			0001005229
		STANDARD INDUSTRIAL CLASSIFICATION:	CONSTRUCTION MACHINERY & EQUIP [3531]
		IRS NUMBER:				160547600
		STATE OF INCORPORATION:			NY
		FISCAL YEAR END:			0331

	BUSINESS ADDRESS:	
		STREET 1:		205 CROSSPOINT PARKWAY
		CITY:			GETZVILLE
		STATE:			NY
		ZIP:			14068
		BUSINESS PHONE:		7166895400

	MAIL ADDRESS:	
		STREET 1:		205 CROSSPOINT PARKWAY
		CITY:			GETZVILLE
		STATE:			NY
		ZIP:			14068
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>wf-form4_157590874647235.xml
<DESCRIPTION>FORM 4
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0306</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2019-12-06</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0001005229</issuerCik>
        <issuerName>COLUMBUS MCKINNON CORP</issuerName>
        <issuerTradingSymbol>CMCO</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001222002</rptOwnerCik>
            <rptOwnerName>MCCORMICK PETER M</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>205 CROSSPOINT PARKWAY</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>GETZVILLE</rptOwnerCity>
            <rptOwnerState>NY</rptOwnerState>
            <rptOwnerZipCode>14068</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>1</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>VP-CraneSolutions</officerTitle>
            <otherText></otherText>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2019-12-06</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>S</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>4361</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>41.63</value>
                    <footnoteId id="F1"/>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>33750.0814</value>
                    <footnoteId id="F2"/>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <derivativeTable></derivativeTable>

    <footnotes>
        <footnote id="F1">The sale was executed in multiple trades at prices ranging from $41.57 to $41.74, inclusive.  The price reported reflects the weighted average sale price.  The reporting person undertakes to provide to the issuer, any security holder of issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares and prices at which the transaction was effected.</footnote>
        <footnote id="F2">Includes 9,725.0814 shares of restricted stock issued to reporting person subject to forfeiture in whole or part; 1,685.5832 shares become fully vested and non-forfeitable on 5/23/2020; 2,444.3776 shares become fully vested and non-forfeitable 50% per year for two years beginning 5/22/2020; 2,281.3591 shares become fully vested and non-forfeitable 33.33% per year for three years beginning 5/22/2020; and the remaining 3,313.7615 shares become fully vested and non-forfeitable 25% per year for four years beginning 5/20/2020, if reporting person remains an employee of issuer. Also includes 5,872 shares which become fully vested and non-forfeitable on 5/22/2020, if reporting person remains an employee of issuer.</footnote>
    </footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>Peter M. McCormick</signatureName>
        <signatureDate>2019-12-09</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
