SMITH A O CORP — Director's Dealing 2004

Oct 5, 2004

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: SMITH A O CORP (AOS)
CIK: 0000091142
Period of Report: 2004-10-01

Reporting Person: BISHOP CHARLES J (Vice President)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2004-10-01	Common Stock	M	9150	$17.2067	Acquired	21150	Direct
2004-10-01	Common Stock	F	7159	$24.58	Disposed	13991	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2004-10-01	Employee Stock Options (Right to Buy)	$17.2067	M	9150	Disposed	2004-10-11	Common Stock (9150)	Direct

Footnotes

F1: Granted on 10/11/1994 under the A. O. Smith Corporation 1990 Long-Term Executive Incentive Compensation Plan, a Rule 16b-3 Plan.