-----BEGIN PRIVACY-ENHANCED MESSAGE-----
Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
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 TWSM7vrzLADbmYQaionwg5sDW3P6oaM5D3tdezXMm7z1T+B+twIDAQAB
MIC-Info: RSA-MD5,RSA,
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<SEC-DOCUMENT>0000912057-01-527639.txt : 20010813
<SEC-HEADER>0000912057-01-527639.hdr.sgml : 20010813
ACCESSION NUMBER:		0000912057-01-527639
CONFORMED SUBMISSION TYPE:	SC 13G/A
PUBLIC DOCUMENT COUNT:		1
FILED AS OF DATE:		20010810

SUBJECT COMPANY:	

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			TIMKEN CO
		CENTRAL INDEX KEY:			0000098362
		STANDARD INDUSTRIAL CLASSIFICATION:	BALL & ROLLER BEARINGS [3562]
		IRS NUMBER:				340577130
		STATE OF INCORPORATION:			OH
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		SC 13G/A
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	005-10450
		FILM NUMBER:		1704158

	BUSINESS ADDRESS:	
		STREET 1:		1835 DUEBER AVE SW
		CITY:			CANTON
		STATE:			OH
		ZIP:			44706-2798
		BUSINESS PHONE:		3304383000

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	TIMKEN ROLLER BEARING CO
		DATE OF NAME CHANGE:	19710304

FILED BY:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			BARCLAYS GLOBAL INVESTORS NA /CA/
		CENTRAL INDEX KEY:			0000913414
		STANDARD INDUSTRIAL CLASSIFICATION:	UNKNOWN SIC - 0000 [0000]
		IRS NUMBER:				943112180
		STATE OF INCORPORATION:			CA
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		SC 13G/A

	BUSINESS ADDRESS:	
		STREET 1:		45 FREMONT ST 17TH FL
		CITY:			SAN FRANCISCO
		STATE:			CA
		ZIP:			94105
		BUSINESS PHONE:		4155972639

	MAIL ADDRESS:	
		STREET 1:		45 FREMONT ST
		CITY:			SAN FRANCISCO
		STATE:			CA
		ZIP:			94105

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	BZW BARCLAYS GLOBAL INVESTORS NA
		DATE OF NAME CHANGE:	19960311

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	WELLS FARGO INSTITUTIONAL TRUST CO
		DATE OF NAME CHANGE:	19960226
</SEC-HEADER>
<DOCUMENT>
<TYPE>SC 13G/A
<SEQUENCE>1
<FILENAME>a2056573zsc13ga.txt
<DESCRIPTION>SC 13G/A
<TEXT>
<Page>

                              UNITED STATES
                    SECURITIES AND EXCHANGE COMMISSION
                          Washington, D.C. 20549

                                SCHEDULE 13G

                 Under the Securities Exchange Act of 1934
                          (Amendment No.  1    )*
                                         ------

                                   Timken Co.
- --------------------------------------------------------------------------------
                              (Name of Issuer)

                                  Common Stock
- --------------------------------------------------------------------------------
                       (Title of Class of Securities)

                                    887389104
                     ----------------------------------
                              (CUSIP Number)

   *The remainder of this cover page shall be filled out for a reporting
person's initial filing on this form with respect to the subject class of
securities, and for any subsequent amendment containing information which
would alter the disclosures provided in a prior cover page.

   The information required in the remainder of this cover page shall not
be deemed to be "filed" for the purpose of Section 18 of the Securities
Exchange Act of 1934 ("Act") or otherwise subject to the liabilities of that
section of the Act but shall be subject to all other provisions of the Act
(however, see the Notes).

<Page>

CUSIP No. 887389104
          ---------

- -------------------------------------------------------------------------------
 (1) Names of Reporting Persons.
     I.R.S. Identification Nos. of above persons (entities only).

         Barclays Global Investors. N.A.,  943112180
- -------------------------------------------------------------------------------
 (2) Check the Appropriate Box if a Member   (a)  / /
     of a Group (See Instructions)           (b)  /X/
- -------------------------------------------------------------------------------
 (3) SEC Use Only

- -------------------------------------------------------------------------------
 (4) Citizenship or Place of Organization
         U.S.A.
- -------------------------------------------------------------------------------
 Number of Shares             (5) Sole Voting Power
 Beneficially                                                 2,230,046
 Owned by                    --------------------------------------------------
 Each Reporting               (6) Shared Voting Power
 Person With:                                                 0
                             --------------------------------------------------
                              (7) Sole Dispositive Power
                                                              2,401,712
                             --------------------------------------------------
                              (8) Shared Dispositive Power
                                                              0
- -------------------------------------------------------------------------------
 (9) Aggregate Amount Beneficially Owned by Each Reporting Person
         2,401,712
- -------------------------------------------------------------------------------
(10) Check if the Aggregate Amount in Row (9) Excludes Certain Shares (See
     Instructions)        / /
- -------------------------------------------------------------------------------
(11) Percent of Class Represented by Amount in Row (9)
         4.00%
- -------------------------------------------------------------------------------
(12) Type of Reporting Person (See Instructions)
         BK
- -------------------------------------------------------------------------------

<Page>

CUSIP No. 887389104
          ---------

- -------------------------------------------------------------------------------
 (1) Names of Reporting Persons.
     I.R.S. Identification Nos. of above persons (entities only).

         Barclays Global Fund Advisors
- -------------------------------------------------------------------------------
 (2) Check the Appropriate Box if a Member   (a)  / /
     of a Group (See Instructions)           (b)  /X/
- -------------------------------------------------------------------------------
 (3) SEC Use Only

- -------------------------------------------------------------------------------
 (4) Citizenship or Place of Organization
         U.S.A.
- -------------------------------------------------------------------------------
 Number of Shares             (5) Sole Voting Power
 Beneficially                       267,866
 Owned by                    --------------------------------------------------
 Each Reporting               (6) Shared Voting Power
 Person With:                       0
                             --------------------------------------------------
                              (7) Sole Dispositive Power
                                    267,866
                             --------------------------------------------------
                              (8) Shared Dispositive Power
                                    0
- -------------------------------------------------------------------------------
 (9) Aggregate Amount Beneficially Owned by Each Reporting Person
         267,866
- -------------------------------------------------------------------------------
(10) Check if the Aggregate Amount in Row (9) Excludes Certain Shares (See
     Instructions)        / /
- -------------------------------------------------------------------------------
(11) Percent of Class Represented by Amount in Row (9)
         0.45%
- -------------------------------------------------------------------------------
(12) Type of Reporting Person (See Instructions)
         BK
- -------------------------------------------------------------------------------

<Page>

CUSIP No. 887389104
          ---------

- -------------------------------------------------------------------------------
 (1) Names of Reporting Persons.
     I.R.S. Identification Nos. of above persons (entities only).

         Barclays Global Investors, LTD.
- -------------------------------------------------------------------------------
 (2) Check the Appropriate Box if a Member   (a)  / /
     of a Group (See Instructions)           (b)  /X/
- -------------------------------------------------------------------------------
 (3) SEC Use Only

- -------------------------------------------------------------------------------
 (4) Citizenship or Place of Organization
         United Kingdom
- -------------------------------------------------------------------------------
 Number of Shares             (5) Sole Voting Power
 Beneficially                       14,603
 Owned by                    --------------------------------------------------
 Each Reporting               (6) Shared Voting Power
 Person With:                       0
                             --------------------------------------------------
                              (7) Sole Dispositive Power
                                    14,603
                             --------------------------------------------------
                              (8) Shared Dispositive Power
                                    0
- -------------------------------------------------------------------------------
 (9) Aggregate Amount Beneficially Owned by Each Reporting Person
         14,603
- -------------------------------------------------------------------------------
(10) Check if the Aggregate Amount in Row (9) Excludes Certain Shares (See
     Instructions)        / /
- -------------------------------------------------------------------------------
(11) Percent of Class Represented by Amount in Row (9)
         0.02%
- -------------------------------------------------------------------------------
(12) Type of Reporting Person (See Instructions)
         BK
- -------------------------------------------------------------------------------

<Page>

ITEM 1.

    (a)   Name of Issuer
                           Timken Co.
          ---------------------------------------------------------------------
    (b)   Address of Issuer's Principal Executive Offices
                           1835 Dueber Avenue SW
                           Canton, OH 44706-2798
          ---------------------------------------------------------------------


ITEM 2.

    (a)   Name of Person Filing
                           Barclays Global Investors, N.A.
          ---------------------------------------------------------------------
    (b)   Address of Principal Business Office or, if none, Residence
                           45 Fremont Street
                           San Francisco, CA 94105
          ---------------------------------------------------------------------
    (c)   Citizenship
                           U.S.A
          ---------------------------------------------------------------------
    (d)   Title of Class of Securities
                           Common Stock
          ---------------------------------------------------------------------
    (e)   CUSIP Number
                           887389104
          ---------------------------------------------------------------------

ITEM 3.  IF THIS STATEMENT IS FILED PURSUANT TO SECTIONS 240.13d-1(b) OR
         240.13d-2(b) OR (c), CHECK WHETHER THE PERSON FILING IS A:

    (a) / / Broker or dealer registered under section 15 of the Act
            (15 U.S.C. 78o).

    (b) /X/ Bank as defined in section 3(a)(6) of the Act (15 U.S.C. 78c).

    (c) / / Insurance company as defined in section 3(a)(19) of the Act
            (15 U.S.C. 78c).

    (d) / / Investment company registered under section 8 of the Investment
            Company Act of 1940 (15 U.S.C. 80a-8).

    (e) / / An investment adviser in accordance with section
            240.13d-1(b)(1)(ii)(E).

    (f) / / An employee benefit plan or endowment fund in accordance with
            section 240.13d-1(b)(1)(ii)(F).

    (g) / / A parent holding company or control person in accordance with
            section 240.13d-1(b)(1)(ii)(G).

    (h) / / A savings association as defined in section 3(b) of the Federal
            Deposit Insurance Act (12 U.S.C. 1813).

    (i) / / A church plan that is excluded from the definition of an investment
            company under section 3(c)(14) of the Investment Company Act of 1940
            (15 U.S.C. 80a-3).

    (j) / / Group, in accordance with section 240.13d-1(b)(1)(ii)(J).

<Page>

ITEM 1.

    (a)   Name of Issuer
                           Timken Co.
          ---------------------------------------------------------------------
    (b)   Address of Issuer's Principal Executive Offices
                           1835 Dueber Avenue SW
                           Canton, OH 44706-2798
          ---------------------------------------------------------------------


ITEM 2.

    (a)   Name of Person Filing
                           Barclays Global Fund Advisors
          ---------------------------------------------------------------------
    (b)   Address of Principal Business Office or, if none, Residence
                           45 Fremont Street
                           San Francisco, CA 94105
          ---------------------------------------------------------------------
    (c)   Citizenship
                           U.S.A
          ---------------------------------------------------------------------
    (d)   Title of Class of Securities
                           Common Stock
          ---------------------------------------------------------------------
    (e)   CUSIP Number
                           887389104
          ---------------------------------------------------------------------

ITEM 3.  IF THIS STATEMENT IS FILED PURSUANT TO SECTIONS 240.13d-1(b) OR
         240.13d-2(b) OR (c), CHECK WHETHER THE PERSON FILING IS A:

    (a) / / Broker or dealer registered under section 15 of the Act
            (15 U.S.C. 78o).

    (b) /X/ Bank as defined in section 3(a)(6) of the Act (15 U.S.C. 78c).

    (c) / / Insurance company as defined in section 3(a)(19) of the Act
            (15 U.S.C. 78c).

    (d) / / Investment company registered under section 8 of the Investment
            Company Act of 1940 (15 U.S.C. 80a-8).

    (e) / / An investment adviser in accordance with section
            240.13d-1(b)(1)(ii)(E).

    (f) / / An employee benefit plan or endowment fund in accordance with
            section 240.13d-1(b)(1)(ii)(F).

    (g) / / A parent holding company or control person in accordance with
            section 240.13d-1(b)(1)(ii)(G).

    (h) / / A savings association as defined in section 3(b) of the Federal
            Deposit Insurance Act (12 U.S.C. 1813).

    (i) / / A church plan that is excluded from the definition of an investment
            company under section 3(c)(14) of the Investment Company Act of 1940
            (15 U.S.C. 80a-3).

    (j) / / Group, in accordance with section 240.13d-1(b)(1)(ii)(J).

<Page>

ITEM 1.

    (a)   Name of Issuer
                           Timken Co.
          ---------------------------------------------------------------------
    (b)   Address of Issuer's Principal Executive Offices
                           1835 Dueber Avenue SW
                           Canton, OH 44706-2798
          ---------------------------------------------------------------------


ITEM 2.

    (a)   Name of Person Filing
                           Barclays Global Investors, LTD
          ---------------------------------------------------------------------
    (b)   Address of Principal Business Office or, if none, Residence
                           Murray House, 1 Royal Mint Court
                           London, England EC3 NHH
          ---------------------------------------------------------------------
    (c)   Citizenship
                           United Kingdom
          ---------------------------------------------------------------------
    (d)   Title of Class of Securities
                           Common Stock
          ---------------------------------------------------------------------
    (e)   CUSIP Number
                           887389104
          ---------------------------------------------------------------------

ITEM 3.  IF THIS STATEMENT IS FILED PURSUANT TO SECTIONS 240.13d-1(b) OR
         240.13d-2(b) OR (c), CHECK WHETHER THE PERSON FILING IS A:

    (a) / / Broker or dealer registered under section 15 of the Act
            (15 U.S.C. 78o).

    (b) /X/ Bank as defined in section 3(a)(6) of the Act (15 U.S.C. 78c).

    (c) / / Insurance company as defined in section 3(a)(19) of the Act
            (15 U.S.C. 78c).

    (d) / / Investment company registered under section 8 of the Investment
            Company Act of 1940 (15 U.S.C. 80a-8).

    (e) / / An investment adviser in accordance with section
            240.13d-1(b)(1)(ii)(E).

    (f) / / An employee benefit plan or endowment fund in accordance with
            section 240.13d-1(b)(1)(ii)(F).

    (g) / / A parent holding company or control person in accordance with
            section 240.13d-1(b)(1)(ii)(G).

    (h) / / A savings association as defined in section 3(b) of the Federal
            Deposit Insurance Act (12 U.S.C. 1813).

    (i) / / A church plan that is excluded from the definition of an investment
            company under section 3(c)(14) of the Investment Company Act of 1940
            (15 U.S.C. 80a-3).

    (j) / / Group, in accordance with section 240.13d-1(b)(1)(ii)(J).

<Page>

ITEM 4.  OWNERSHIP

    Provide the following information regarding the aggregate number and
percentage of the class of securities of the issuer identified in Item 1.

    (a) Amount beneficially owned:
                                        2,684,181
    ---------------------------------------------------------------------------

    (b) Percent of class:
                                        4.47%
    ---------------------------------------------------------------------------

    (c) Number of shares as to which the person has:

          (i) Sole power to vote or to direct the vote
                           2,512,515
              -----------------------------------------------------------------
         (ii) Shared power to vote or to direct the vote
                           0
              -----------------------------------------------------------------
        (iii) Sole power to dispose or to direct the disposition of
                           2,684,181
              -----------------------------------------------------------------
         (iv) Shared power to dispose or to direct the disposition of
                           0
              -----------------------------------------------------------------


ITEM 5.  OWNERSHIP OF FIVE PERCENT OR LESS OF A CLASS

    If this statement is being filed to report the fact that as of the date
hereof the reporting person has ceased to be the beneficial owner of more than
five percent of the class of securities, check the following.  /X/


ITEM 6.  OWNERSHIP OF MORE THAN FIVE PERCENT ON BEHALF OF ANOTHER PERSON

                           The shares reported are held by the company in trust
                           accounts for the economic benefit of the
                           beneficiaries of those accounts. See also Items 2(a)
                           above.

ITEM 7.  IDENTIFICATION AND CLASSIFICATION OF THE SUBSIDIARY WHICH ACQUIRED
         THE SECURITY BEING REPORTED ON BY THE PARENT HOLDING COMPANY

                           Not applicable

ITEM 8.  IDENTIFICATION AND CLASSIFICATION OF MEMBERS OF THE GROUP

                           Not applicable

ITEM 9.  NOTICE OF DISSOLUTION OF GROUP

                           Not applicable

<Page>

ITEM 10. CERTIFICATION

    (a)  The following certification shall be included if the statement is filed
pursuant to section 240.13d-1(b):

               By signing below I certify that, to the best of my knowledge and
               belief, the securities referred to above were acquired and are
               held in the ordinary course of business and were not acquired
               and are not held for the purpose of or with the effect of
               changing or influencing the control of the issuer of the
               securities and were not acquired and are not held in connection
               with or as a participant in any transaction having that purpose
               or effect.

    (b)  The following certification shall be included if the statement is filed
pursuant to section 240.13d-1(c):

               By signing below I certify that, to the best of my knowledge and
               belief, the securities referred to above were not acquired and
               are not held for the purpose of or with the effect of changing or
               influencing the control of the issuer of the securities and were
               not acquired and are not held in connection with or as a
               participant in any transaction having that purpose or effect.

                                  SIGNATURE

    After reasonable inquiry and to the best of my knowledge and belief, I
certify that the information set forth in this statement is true, complete and
correct.
                                                     August 10, 2001
                                       ----------------------------------------
                                                         Date

                                       ----------------------------------------
                                                      Signature
                                                     Rebecca Brubaker
                                                  Manager of Compliance
                                       ----------------------------------------
                                                      Name/Title



</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
-----END PRIVACY-ENHANCED MESSAGE-----
