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                  SECURITIES AND EXCHANGE COMMISSION
                        Washington, D.C. 20549

                               FORM 8-K

           Current Report Pursuant to Section 13 or 15(d) of
                  The Securities Exchange Act of 1934


  Date of Report (Date of Earliest Event Reported) October 15, 2004
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                         Twin Disc, Incorporated
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        (exact name of registrant as specified in its charter)


         WISCONSIN                              39-0667110
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(State or other jurisdiction of     (IRS Employer Identification No.)
incorporation or organization)

1328 Racine Street               Racine, Wisconsin 53403
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(Address of principal executive offices)

Registrant's telephone number, including area code:    (262)638-4000
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Check the appropriate below if the Form 8-K filing is intended to 
simultaneously satisfy the filing obligation of the registrant under
any of the following provisions.

[ ]  Written communications pursuant to Rule 425 under the Securities Act

[ ]  Soliciting material pursuant to Rule 14a-12 under the Exchange Act

[ ]  Pre-commencement communications pursuant to Rule 14d-2(b) under the 
     Exchange Act
[ ]  Pre-commencement communications pursuant to Rule 13e-4(c) undet the 
     Exchange Act
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Item    8.01  Filing of Form 8-A

On October 15, 2004, Twin Disc, Incorporated (the "Company") filed a Form 8-A
with the Securities and Exchange Commission to register its common stock and 
preferred stock purchase rights under Section 12(g) of the Securites Exchange 
Act of 1934. A copy of the Company's Form 8-A dated October 15, 2004 is 
attached as Exhibit 99.

Item 9.01   Financial Statements and Exhibits

(c) Exhibits

Exhibit 99  Form 8-A dated October 15, 2004 
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                               SIGNATURE

     Pursuant to the requirements of section 13 or 15(d) of the
Securities Exchange Act of 1934, the Registrant has duly caused this
report to be signed on its behalf by the undersigned hereunto duly
authorized.

October 15, 2004                          Twin Disc, Inc.
                                          /s/ Fred H. Timm
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                                          Fred H. Timm
                                          Chief Accounting Officer

                            EXHIBIT INDEX

Exhibit Number  Description

Exhibit 99      Twin Disc, Incorporated's Form 8-A, dated October 15, 2004.