EX-32.1 4 d502631dex321.htm EX-32.1 EX-32.1

Exhibit 32.1

Written Statement of the Chief Executive Officer Pursuant to 18 U.S.C. Section 1350

Pursuant to Section 906 of the Sarbanes-Oxley Act of 2002, 18 U.S.C. Section 1350, the undersigned certifies that to the best of my knowledge:


(1) the Quarterly Report Form 10-Q of A. O. Smith Corporation for the quarter ended March 31, 2013 (the “Report”) fully complies with the requirements of Section 13(a) or Section 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 A. O. Smith Corporation.


May 6, 2013
/s/ Ajita G. Rajendra
Ajita G. Rajendra
President and Chief Executive Officer