EX-32.A 4 exhibit32a.htm EXHIBIT 32A exhibit32a.htm

Exhibit 32(a)

CERTIFICATION PURSUANT TO
18 U.S.C. SECTION 1350,
AS ADOPTED PURSUANT TO
SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002


I, J. T. Ryan, Chairman, President and Chief Executive Officer of W.W. Grainger, Inc. (“Grainger”), certify, pursuant to 18 U.S.C. Section 1350, as adopted pursuant to Section 906 of the Sarbanes-Oxley Act of 2002, that:

1.  
The Quarterly Report on Form 10-Q of Grainger for the quarter ended June 30, 2009, (the “Report”) fully complies with the requirements of Section 13(a) or 15(d) of the Securities Exchange Act of 1934; and

2.  
The information contained in the Report fairly presents, in all material respects, the financial condition and results of operations of Grainger.




/s/ J. T. Ryan
 
J. T. Ryan
 
Chairman, President and Chief Executive Officer
 
   
July 31, 2009