-----BEGIN PRIVACY-ENHANCED MESSAGE-----
Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
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MIC-Info: RSA-MD5,RSA,
 Pj8dFZ5NZtT2s37laRxfGpj9amb+/kti4sbdrHQ5UNzm81/SBZl2KSRWZqzUDysR
 1W7aOtuoH+CDbITn2MMMwA==

<SEC-DOCUMENT>0000931321-06-000004.txt : 20061003
<SEC-HEADER>0000931321-06-000004.hdr.sgml : 20061003
<ACCEPTANCE-DATETIME>20061003135127
ACCESSION NUMBER:		0000931321-06-000004
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20061002
FILED AS OF DATE:		20061003
DATE AS OF CHANGE:		20061003

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			HARDINGE INC
		CENTRAL INDEX KEY:			0000313716
		STANDARD INDUSTRIAL CLASSIFICATION:	MACHINE TOOLS, METAL CUTTING TYPES [3541]
		IRS NUMBER:				160470200
		STATE OF INCORPORATION:			NY
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		ONE HARDING DRIVE
		CITY:			ELMIRA
		STATE:			NY
		ZIP:			14902
		BUSINESS PHONE:		6077342281

	MAIL ADDRESS:	
		STREET 1:		ONE HARDINGE DRIVE
		CITY:			ELMIRA
		STATE:			NY
		ZIP:			14902

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	HARDINGE BROTHERS INC
		DATE OF NAME CHANGE:	19920703

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			GREENLEE DOUGLAS A
		CENTRAL INDEX KEY:			0000931321

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	000-15760
		FILM NUMBER:		061123526

	BUSINESS ADDRESS:	
		STREET 1:		1210 WEST WATER STREET, APT. 116
		CITY:			ELMIRA
		STATE:			NY
		ZIP:			14905
		BUSINESS PHONE:		6077348281
</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>2006-10-02</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0000313716</issuerCik>
        <issuerName>HARDINGE INC</issuerName>
        <issuerTradingSymbol>HDNG</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0000931321</rptOwnerCik>
            <rptOwnerName>GREENLEE DOUGLAS A</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1></rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity></rptOwnerCity>
            <rptOwnerState></rptOwnerState>
            <rptOwnerZipCode></rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2006-10-02</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>A</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionTimeliness>
                <value></value>
            </transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>300</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>13.3</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>7531</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <ownerSignature>
        <signatureName>J. Philip Hunter, as Attorney-in-Fact pursuant to Power of Attorney dated March 6, 1995</signatureName>
        <signatureDate>2006-10-03</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
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