<SEC-DOCUMENT>0001723211-19-000024.txt : 20190731
<SEC-HEADER>0001723211-19-000024.hdr.sgml : 20190731
<ACCEPTANCE-DATETIME>20190731151121
ACCESSION NUMBER:		0001723211-19-000024
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20190729
FILED AS OF DATE:		20190731
DATE AS OF CHANGE:		20190731

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Dragich Peter A
		CENTRAL INDEX KEY:			0001561324

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-05318
		FILM NUMBER:		19988472

	MAIL ADDRESS:	
		STREET 1:		SUITE 5100
		STREET 2:		600 GRANT STREET
		CITY:			PITTSBURGH
		STATE:			PA
		ZIP:			15219

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			KENNAMETAL INC
		CENTRAL INDEX KEY:			0000055242
		STANDARD INDUSTRIAL CLASSIFICATION:	MACHINE TOOLS, METAL CUTTING TYPES [3541]
		IRS NUMBER:				250900168
		STATE OF INCORPORATION:			PA
		FISCAL YEAR END:			0630

	BUSINESS ADDRESS:	
		STREET 1:		600 GRANT STREET
		STREET 2:		SUITE 5100
		CITY:			PITTSBURGH
		STATE:			PA
		ZIP:			15219
		BUSINESS PHONE:		4122488000

	MAIL ADDRESS:	
		STREET 1:		600 GRANT STREET
		STREET 2:		SUITE 5100
		CITY:			PITTSBURGH
		STATE:			PA
		ZIP:			15219
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>primary_doc.xml
<DESCRIPTION>PRIMARY DOCUMENT
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0306</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2019-07-29</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0000055242</issuerCik>
        <issuerName>KENNAMETAL INC</issuerName>
        <issuerTradingSymbol>KMT</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001561324</rptOwnerCik>
            <rptOwnerName>Dragich Peter A</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>SUITE 5100</rptOwnerStreet1>
            <rptOwnerStreet2>600 GRANT STREET</rptOwnerStreet2>
            <rptOwnerCity>PITTSBURGH</rptOwnerCity>
            <rptOwnerState>PA</rptOwnerState>
            <rptOwnerZipCode>15219</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>1</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>Vice President</officerTitle>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2019-07-29</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>J</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionTimeliness>
                <value></value>
            </transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>8831</value>
                    <footnoteId id="F1"/>
                </transactionShares>
                <transactionPricePerShare>
                    <value>0</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>29973</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2019-07-29</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>J</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionTimeliness>
                <value></value>
            </transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>5777</value>
                    <footnoteId id="F2"/>
                </transactionShares>
                <transactionPricePerShare>
                    <value>0</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>35750</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2019-07-29</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>J</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionTimeliness>
                <value></value>
            </transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>6180</value>
                    <footnoteId id="F3"/>
                </transactionShares>
                <transactionPricePerShare>
                    <value>0</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>41930</value>
                    <footnoteId id="F4"/>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <footnotes>
        <footnote id="F1">Represents 8,831 shares deemed to have been earned by the Compensation Committee on July 29, 2019, with respect to the third tranche of the Performance Unit Award granted to the reporting person on August 1, 2016, under the Amended and Restated Kennametal Inc. Stock and Incentive Plan of 2010 (the &quot;2016 Performance Unit Award&quot;.) The vesting and actual payout of these shares remains subject to the reporting person's continued employment with the Company through August 1, 2019.</footnote>
        <footnote id="F2">Represents 5,777 shares deemed to have been earned by the Compensation Committee on July 29, 2019, with respect to the second tranche of the Performance Unit Award granted to the reporting person on August 1, 2017, under the Kennametal Inc. Stock and Incentive Plan of 2016 (the &quot;2017 Performance Unit Award&quot;.) The vesting and actual payout of these  shares remains subject to the reporting person's continued employment with the Company through August 1, 2020.</footnote>
        <footnote id="F3">Represents 6,180 shares deemed to have been earned by the Compensation Committee on July 29, 2019, with respect to the first tranche of the Performance Unit Award granted to the reporting person on August 1, 2018, under the Kennametal Inc. Stock and Incentive Plan of 2016 (the &quot;2018 Performance Unit Award&quot;.) The vesting and actual payout of these shares remains subject to the reporting person's continued employment with the Company through August 1, 2021.</footnote>
        <footnote id="F4">Includes a total of 41,930 shares of Performance Unit shares not yet distributed.</footnote>
    </footnotes>

    <ownerSignature>
        <signatureName>Michelle R. Keating</signatureName>
        <signatureDate>2019-07-31</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
