    <SEC-DOCUMENT>0000815556-18-000013-index.html : 20180226
    <SEC-HEADER>0000815556-18-000013.hdr.sgml : 20180226
    <ACCEPTANCE-DATETIME>20180226111124
    ACCESSION NUMBER:		0000815556-18-000013
    CONFORMED SUBMISSION TYPE:	DEF 14A
    PUBLIC DOCUMENT COUNT:		6
    CONFORMED PERIOD OF REPORT:	20180424
    FILED AS OF DATE:		20180226
    DATE AS OF CHANGE:		20180226
    EFFECTIVENESS DATE:		20180226

    FILER:

    	COMPANY DATA:
    		COMPANY CONFORMED NAME:			FASTENAL CO
    		CENTRAL INDEX KEY:			0000815556
    		STANDARD INDUSTRIAL CLASSIFICATION:	RETAIL-BUILDING MATERIALS, HARDWARE, GARDEN SUPPLY [5200]
    		IRS NUMBER:				410948415
    		STATE OF INCORPORATION:			MN
    		FISCAL YEAR END:			1231

    	FILING VALUES:
    		FORM TYPE:		DEF 14A
    		SEC ACT:		1934 Act
    		SEC FILE NUMBER:	000-16125
    		FILM NUMBER:		18639079

    	BUSINESS ADDRESS:
    		STREET 1:		2001 THEURER BLVD
    		CITY:			WINONA
    		STATE:			MN
    		ZIP:			55987
    		BUSINESS PHONE:		5074545374

    	MAIL ADDRESS:
    		STREET 1:		2001 THEURER BLVD
    		CITY:			WINONA
    		STATE:			MN
    		ZIP:			55987
    </SEC-HEADER>
    <DOCUMENT>
    <TYPE>DEF 14A
    <SEQUENCE>1
    <FILENAME>fast2018def14a.htm
    <DESCRIPTION>DEFINITIVE NOTICE AND PROXY STATEMENT
    <TEXT>
    Document 1 - file: fast2018def14a.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>2
    <FILENAME>fastenallogoblkhighres19.jpg
    <TEXT>
    Document 2 - file: fastenallogoblkhighres19.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>3
    <FILENAME>signaturewo18.jpg
    <TEXT>
    Document 3 - file: signaturewo18.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>4
    <FILENAME>johnmilek18.jpg
    <TEXT>
    Document 4 - file: johnmilek18.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>5
    <FILENAME>fast2018card1.jpg
    <TEXT>
    Document 5 - file: fast2018card1.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>6
    <FILENAME>fast2018card2.jpg
    <TEXT>
    Document 6 - file: fast2018card2.jpg

    </DOCUMENT>
    </SEC-DOCUMENT>