UNITED STATES
                       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) August 12, 2005
                                                         ----------------


                           Chicago Rivet & Machine Co.
                           ---------------------------
             (Exact name of registrant as specified in its charter)


          Illinois                      0-1227                  36-0904920
          --------                      ------                  ----------
(State or other jurisdiction         (Commission               (IRS Employer
      of incorporation)              File Number)            Identification No.)


       901 Frontenac Road, Naperville, Illinois                  60563
       ----------------------------------------                  -----
       (Address of principal executive offices)                (Zip Code)


Registrant's telephone number, including area code (630) 357-8500
                                                   --------------



         --------------------------------------------------------------
         (Former name or former address, if changed since last report.)


Check the appropriate box below if the Form 8-K filing is intended to
simultaneously satisfy the filing obligation of the registrant under any of the
following provisions (see General Instruction A.2. below):

[ ] Written communications pursuant to Rule 425 under the Securities Act 
    (17 CFR 230.425)

[ ] Soliciting material pursuant to Rule 14a-12 under the Exchange Act 
    (17 CFR 240.14a-12)

[ ] Pre-commencement communications pursuant to Rule 14d-2(b) under the 
    Exchange Act (17 CFR 240.14d-2(b))

[ ] Pre-commencement communications pursuant to Rule 13e-4(c) under the 
    Exchange Act (17 CFR 240.13e-4(c))





ITEM 2.02 RESULTS OF OPERATIONS AND FINANCIAL CONDITION.

On August 12, 2005, Chicago Rivet & Machine Co. issued a press release
announcing its earnings for the second quarter and six months ended June 30,
2005. The press release is attached hereto as Exhibit 99.1.

ITEM 9.01 FINANCIAL STATEMENTS AND EXHIBITS.

 (c) Exhibits.

99.1   Press Release, dated August 12, 2005









                                   SIGNATURES

Pursuant to the requirements 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.


                                         CHICAGO RIVET & MACHINE CO.

                                         /s/ John C. Osterman
                                         ---------------------------------------
   Date: August 12, 2005                 By:  John C. Osterman
                                         Its: President, Chief Operating Officer
                                              and Treasurer






                                  EXHIBIT INDEX

Exhibit
  No.                   Exhibits
-------                 --------

99.1                    Press Release, dated August 12, 2005