    <SEC-DOCUMENT>0001104659-21-038016-index.html : 20210318
    <SEC-HEADER>0001104659-21-038016.hdr.sgml : 20210318
    <ACCEPTANCE-DATETIME>20210318063217
    ACCESSION NUMBER:		0001104659-21-038016
    CONFORMED SUBMISSION TYPE:	DEFA14A
    PUBLIC DOCUMENT COUNT:		3
    FILED AS OF DATE:		20210318
    DATE AS OF CHANGE:		20210318

    FILER:

    	COMPANY DATA:
    		COMPANY CONFORMED NAME:			W.W. GRAINGER, INC.
    		CENTRAL INDEX KEY:			0000277135
    		STANDARD INDUSTRIAL CLASSIFICATION:	WHOLESALE-DURABLE GOODS [5000]
    		IRS NUMBER:				361150280
    		STATE OF INCORPORATION:			IL
    		FISCAL YEAR END:			1231

    	FILING VALUES:
    		FORM TYPE:		DEFA14A
    		SEC ACT:		1934 Act
    		SEC FILE NUMBER:	001-05684
    		FILM NUMBER:		21753032

    	BUSINESS ADDRESS:
    		STREET 1:		100 GRAINGER PARKWAY
    		CITY:			LAKE FOREST
    		STATE:			IL
    		ZIP:			60045-5201
    		BUSINESS PHONE:		847-535-1000

    	MAIL ADDRESS:
    		STREET 1:		100 GRAINGER PARKWAY
    		CITY:			LAKE FOREST
    		STATE:			IL
    		ZIP:			60045

    	FORMER COMPANY:
    		FORMER CONFORMED NAME:	GRAINGER W W INC
    		DATE OF NAME CHANGE:	19920703
    </SEC-HEADER>
    <DOCUMENT>
    <TYPE>DEFA14A
    <SEQUENCE>1
    <FILENAME>tm2039459d4_defa14a.htm
    <DESCRIPTION>DEFA14A
    <TEXT>
    Document 1 - file: tm2039459d4_defa14a.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>2
    <FILENAME>tm2039459d4_defa14aimg001.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 2 - file: tm2039459d4_defa14aimg001.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>3
    <FILENAME>tm2039459d4_defa14aimg002.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 3 - file: tm2039459d4_defa14aimg002.jpg

    </DOCUMENT>
    </SEC-DOCUMENT>