    <SEC-DOCUMENT>0001174947-18-000757-index.html : 20180508
    <SEC-HEADER>0001174947-18-000757.hdr.sgml : 20180508
    <ACCEPTANCE-DATETIME>20180508170512
    ACCESSION NUMBER:		0001174947-18-000757
    CONFORMED SUBMISSION TYPE:	8-K
    PUBLIC DOCUMENT COUNT:		4
    CONFORMED PERIOD OF REPORT:	20180508
    ITEM INFORMATION:		Results of Operations and Financial Condition
    ITEM INFORMATION:		Financial Statements and Exhibits
    FILED AS OF DATE:		20180508
    DATE AS OF CHANGE:		20180508

    FILER:

    	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

    	FILING VALUES:
    		FORM TYPE:		8-K
    		SEC ACT:		1934 Act
    		SEC FILE NUMBER:	001-10435
    		FILM NUMBER:		18815643

    	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>8-K
    <SEQUENCE>1
    <FILENAME>form8k-20231_rgr.htm
    <DESCRIPTION>8-K
    <TEXT>
    Document 1 - file: form8k-20231_rgr.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>EX-99.1
    <SEQUENCE>2
    <FILENAME>ex99-1.htm
    <DESCRIPTION>EX-99.1
    <TEXT>
    Document 2 - file: ex99-1.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>3
    <FILENAME>image_001.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 3 - file: image_001.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>4
    <FILENAME>image_002.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 4 - file: image_002.jpg

    </DOCUMENT>
    </SEC-DOCUMENT>