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                       SECURITIES AND EXCHANGE COMMISSION
                             WASHINGTON, D.C. 20549

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                                    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): JULY 22, 2004





                                IDEX CORPORATION
             (Exact Name of Registrant as Specified in its Charter)




            DELAWARE                       1-10235               36-3555336
(State or other jurisdiction of   (Commission File Number)    (I.R.S. Employer
 incorporation or organization)                              Identification No.)




                                 630 DUNDEE ROAD
                           NORTHBROOK, ILLINOIS 60062
          (Address of principal executive offices, including zip code)



                                 (847) 498-7070
                         (Registrant's telephone number)

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ITEM 12. RESULTS OF OPERATIONS AND FINANCIAL CONDITION

         The information in this Item is furnished to, but not filed with, the
         Securities and Exchange Commission solely under Item 12 of Form 8-K,
         "Results of Operations and Financial Condition."

         On July 22, 2004, IDEX Corporation issued a press release announcing
         financial results for the quarter ended June 30, 2004. A copy of the
         press release is furnished as Exhibit 99.1 to this Current Report on
         Form 8-K and is incorporated herein by reference.







                                   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.







                                      IDEX CORPORATION


                                      /s/ DOMINIC A. ROMEO
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                                      Dominic A. Romeo
                                      Vice President and Chief Financial Officer

July 22, 2004












                                  EXHIBIT INDEX


EXHIBIT
NUMBER            DESCRIPTION
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99.1              Second quarter 2004 earnings release dated July 22, 2004



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