TIMKEN CO — Director's Dealing 2013

May 10, 2013

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: TIMKEN CO (TKR)
CIK: 0000098362
Period of Report: 2013-05-09

Reporting Person: Kyle Richard G (Group President)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2013-05-09	Common Stock	M	12825	$22.67	Acquired	61700	Direct
2013-05-09	Common Stock	S	8766	$56.20	Disposed	52934	Direct
2013-05-09	Common Stock	M	4000	$14.74	Acquired	56934	Direct
2013-05-09	Common Stock	S	2435	$56.21	Disposed	54499	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2013-05-09	Employee Stock Option (right to buy)	$22.67	M	12825	Disposed	2020-02-08	Common Stock (12825)	Direct
2013-05-09	Employee Stock Option (right to buy)	$14.74	M	4000	Disposed	2019-02-02	Common Stock (4000)	Direct

Holdings (Non-Derivative)

Security	Shares	Ownership
Common Stock	3473	Indirect

Footnotes

F1: 17,100 shares granted on 2/8/2010 (previously reported on a Form 4) vest in 25% increments per year.

F2: 16,000 shares granted on 2/2/2009 (previously reported on a Form 4) vested in 25% increments per year.