SMITH A O CORP — Director's Dealing 2006

Jul 20, 2006

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: SMITH A O CORP (AOS)
CIK: 0000091142
Period of Report: 2006-07-20

Reporting Person: WULF GENE C (Director)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2006-07-20	Common Stock	A	665	$45.145	Acquired	2826	Direct

Holdings (Non-Derivative)

Security	Shares	Ownership
Common Stock	50	Indirect

Footnotes

F1: Payment of portion of retainer in stock under the A. O. Smith Corporation Directors' Compensation Plan.

F2: The reporting person disclaims beneficial ownership of these secuirities, and this report shall not be deemed an admission that the reporting person is the beneficial owner of such securities for purposes of Section 16 or any other purpose.