POWER OF ATTORNEY





I, Christopher A. Coughlin, an officer of The Timken Company, hereby constitute

and appoint William R. Burkhart, Scott A. Scherff and Nathan D. Bailey,

each of them, my true and lawful attorney or attorneys-in-fact, with full power

of substitution and resubstitution, for me and in my name, place and stead, to

sign on my behalf any Forms 3, 4, 5 or 144 required pursuant to the Securities

Act of 1933 or the Securities Exchange Act of 1934, and to sign any and all

amendments to such Forms 3, 4, 5 or 144, and to file the same with the

Securities and Exchange Commission, granting unto said attorney or attorneys-

in-fact, and each of them, full power and authority to do and perform each and

every act and thing whatsoever that any of said attorney or attorneys-in-fact

or any of them or their substitutes, may deem necessary or desirable, in his/

her or their sole discretion, with any such act or thing being hereby ratified

and approved in all respects without any further act or deed whatsoever.







Executed this 13th day of December, 2010





      /s/ Christopher A. Coughlin