-----BEGIN PRIVACY-ENHANCED MESSAGE-----
Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
Originator-Key-Asymmetric:
 MFgwCgYEVQgBAQICAf8DSgAwRwJAW2sNKK9AVtBzYZmr6aGjlWyK3XmZv3dTINen
 TWSM7vrzLADbmYQaionwg5sDW3P6oaM5D3tdezXMm7z1T+B+twIDAQAB
MIC-Info: RSA-MD5,RSA,
 D88Popimn4U1yeRE75/pM7jLha6ixuMS2Cgqpk30ewiTVU4y12/PzIBBvZ9EBOlp
 pnFCrIOUP5+mybNBhc5/Fg==

<SEC-DOCUMENT>0001417343-08-000004.txt : 20080425
<SEC-HEADER>0001417343-08-000004.hdr.sgml : 20080425
<ACCEPTANCE-DATETIME>20080425161102
ACCESSION NUMBER:		0001417343-08-000004
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20080423
FILED AS OF DATE:		20080425
DATE AS OF CHANGE:		20080425

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			KINGSLEY JOHN M JR
		CENTRAL INDEX KEY:			0001242555

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-10435
		FILM NUMBER:		08777831

	BUSINESS ADDRESS:	
		STREET 1:		STURM, RUGER & CO.
		STREET 2:		LACEY PLACE
		CITY:			SOUTHPORT
		STATE:			CT
		ZIP:			06890

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			STURM RUGER & CO INC
		CENTRAL INDEX KEY:			0000095029
		STANDARD INDUSTRIAL CLASSIFICATION:	ORDNANCE & ACCESSORIES, (NO VEHICLES/GUIDED MISSILES) [3480]
		IRS NUMBER:				060633559
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		1 LACEY PLACE
		CITY:			SOUTHPORT
		STATE:			CT
		ZIP:			06490
		BUSINESS PHONE:		2032597843

	MAIL ADDRESS:	
		STREET 2:		1 LACEY PLACE
		CITY:			SOUTHPORT
		STATE:			CT
		ZIP:			06490
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>edgar.xml
<DESCRIPTION>PRIMARY DOCUMENT
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0202</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2008-04-23</periodOfReport>

    <issuer>
        <issuerCik>0000095029</issuerCik>
        <issuerName>STURM RUGER &amp; CO INC</issuerName>
        <issuerTradingSymbol>RGR</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001242555</rptOwnerCik>
            <rptOwnerName>KINGSLEY JOHN M JR</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O STURM RUGER &amp; CO INC.</rptOwnerStreet1>
            <rptOwnerStreet2>1 LACEY PLACE</rptOwnerStreet2>
            <rptOwnerCity>SOUTHPORT</rptOwnerCity>
            <rptOwnerState>CT</rptOwnerState>
            <rptOwnerZipCode>06890</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>
                <footnoteId id="F1"/>
            </securityTitle>
            <transactionDate>
                <value>2008-04-23</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>A</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>3037</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>0</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>9017</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value></value>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <footnotes>
        <footnote id="F1">The restricted stock vests and becomes exercisable on the date of the Company's 2009 Annual Meeting.</footnote>
    </footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>/s/ Leslie Gasper as attorney-in-fact</signatureName>
        <signatureDate>2008-04-25</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
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