<SEC-DOCUMENT>0001209191-15-059275.txt : 20150706
<SEC-HEADER>0001209191-15-059275.hdr.sgml : 20150703
<ACCEPTANCE-DATETIME>20150706093901
ACCESSION NUMBER:		0001209191-15-059275
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20150701
FILED AS OF DATE:		20150706
DATE AS OF CHANGE:		20150706

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			GORMAN RUPP CO
		CENTRAL INDEX KEY:			0000042682
		STANDARD INDUSTRIAL CLASSIFICATION:	PUMPS & PUMPING EQUIPMENT [3561]
		IRS NUMBER:				340253990
		STATE OF INCORPORATION:			OH
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		600 SOUTH AIRPORT ROAD
		STREET 2:		P.O. BOX 1217
		CITY:			MANSFIELD
		STATE:			OH
		ZIP:			44901
		BUSINESS PHONE:		419-755-1011

	MAIL ADDRESS:	
		STREET 1:		600 SOUTH AIRPORT ROAD
		STREET 2:		P.O. BOX 1217
		CITY:			MANSFIELD
		STATE:			OH
		ZIP:			44901

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			TAYLOR RICK
		CENTRAL INDEX KEY:			0001201392

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-06747
		FILM NUMBER:		15972295
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>doc4.xml
<DESCRIPTION>FORM 4 SUBMISSION
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0306</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2015-07-01</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0000042682</issuerCik>
        <issuerName>GORMAN RUPP CO</issuerName>
        <issuerTradingSymbol>GRC</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001201392</rptOwnerCik>
            <rptOwnerName>TAYLOR RICK</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>150 EAST LONGVIEW AVENUE</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>MANSFIELD</rptOwnerCity>
            <rptOwnerState>OH</rptOwnerState>
            <rptOwnerZipCode>44903</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>2015-07-01</value>
            </transactionDate>
            <deemedExecutionDate></deemedExecutionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>J</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
                <footnoteId id="F1"/>
            </transactionCoding>
            <transactionTimeliness>
                <value></value>
            </transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>1250</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>28.355</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>16587</value>
                    <footnoteId id="F2"/>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <footnotes>
        <footnote id="F1">Shares acquired through an exempt non-employee Directors' Compensation Plan.</footnote>
        <footnote id="F2">Includes 15,062 shares acquired through an exempt non-employee Directors' Compensation Plan.</footnote>
    </footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>Rick R. Taylor
BY: /s/Brigette A. Burnell
Attorney-in-Fact</signatureName>
        <signatureDate>2015-07-06</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
