United States securities and exchange commission logo April 25, 2023 Charles Lauber Chief Financial Officer A. O. Smith Corporation 11270 West Park Place Milwaukee, Wisconsin 53224-9508 Re: A. O. Smith Corporation Form 10-K for the Fiscal Year Ended December 31, 2022 Filed February 14, 2023 File No. 001-00475 Dear Charles Lauber: We have completed our review of your filing. We remind you that the company and its management are responsible for the accuracy and adequacy of their disclosures, notwithstanding any review, comments, action or absence of action by the staff. Sincerely, Division of Corporation Finance Office of Manufacturing