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: JUNE 28, 2006 (Date of earliest event reported) IDEX CORPORATION (Exact name of registrant as specified in its charter) DELAWARE 1-10235 36-3555336 (State of (Commission File Number) (IRS Employer Incorporation) Identification No.) 630 DUNDEE ROAD NORTHBROOK, ILLINOIS 60062 (Address of principal executive offices, including zip code) (847) 498-7070 (Registrant's telephone number, including area code) Check the appropriate box 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 (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 7.01 - Regulation FD Disclosure. On June 28, 2006, IDEX Corporation issued a press release announcing the expansion of its number of reporting segments from three to four segments. 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. Item 9.01 - Financial Statements and Exhibits. (c) Exhibits 99.1 Press release dated June 28, 2006

SIGNATURE 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 By: /s/ Dominic A. Romeo ------------------------------------------- Dominic A. Romeo Vice President and Chief Financial Officer June 29, 2006

EXHIBIT INDEX EXHIBIT NUMBER DESCRIPTION - ------- ----------- 99.1 Press release dated June 28, 2006

EXHIBIT 99.1 IDEX CORPORATION EXPANDS NUMBER OF REPORTING SEGMENTS; NEW STRUCTURE REFLECTS MORE FOCUSED MARKET STRATEGY ALIGNED WITH EMERGING CUSTOMER NEEDS NORTHBROOK, IL, JUNE 28 -- IDEX CORPORATION (NYSE: IEX) today announced the expansion of its number of reporting segments from three to four segments. Effective with the reporting of its financial results for the three months ending June 30, 2006, IDEX's segments will be disclosed as: o Fluid & Metering Technologies o Health & Science Technologies o Dispensing Equipment o Fire & Safety/Diversified Products "The new business structure reflects a more focused market strategy across all businesses and provides a strong platform to support our future growth," said Larry Kingsley, Chairman and Chief Executive Officer. "Through this new structure, we will be better positioned to address emerging customer needs in industrial fluid and metering technologies, health and science instrumentation and equipment, dispensing, and fire and safety. The addition of a fourth segment reflects our evolving capability and content for applied health and science technologies." Under the new structure, the Fluid & Metering Technologies segment will consist of the following IDEX business units: Liquid Controls, Pulsafeeder, Viking, Warren Rupp and Versa-Matic. The Health & Science Technologies segment will include Gast Manufacturing, Micropump, Rheodyne, Scivex and recently-acquired Eastern Plastics Inc. (EPI). The Dispensing Equipment segment will consist of FAST, Fluid Management and Lubriquip. The Fire & Safety/Diversified Products segment will include the company's Hale Products' fire suppression and rescue tools businesses, as well as its BAND-IT engineered clamping business. For informational purposes, the attached tables present the company's historical financial data for fiscal years 2004 and 2005, as well as its quarterly financial data for the previous five quarters, reflecting the new segments. IDEX Corporation plans to issue its second quarter financial results on July 20, 2006. ABOUT IDEX IDEX Corporation is an applied solutions company specializing in fluid and metering technologies, health and science technologies, dispensing equipment, and fire, safety and other diversified products built to its customers' exacting specifications. Its products are sold in niche markets to a wide range of industries throughout the world. IDEX shares are traded on the New York Stock Exchange and Chicago Stock Exchange under the symbol "IEX".

IDEX CORPORATION Historical Financial Data Reflecting New Segment Structure (Dollars in millions) ---------- ---------- ---------- ---------- ---------- ---------- ---------- Q1 2006 Q1 2005 Q2 2005 Q3 2005 Q4 2005 FY 2005 FY 2004 ---------- ---------- ---------- ---------- ---------- ---------- ---------- FLUID & METERING TECHNOLOGIES: NET SALES ....................... $ 102,399 $ 93,471 $ 98,793 $ 98,205 $ 95,013 $ 385,482 $ 354,271 OPERATING INCOME ................ 19,277 15,316 18,283 19,293 18,316 71,208 61,145 OPERATING MARGIN ................ 18.8% 16.4% 18.5% 19.6% 19.3% 18.5% 17.3% DEPRECIATION AND AMORTIZATION ... $ 2,251 $ 2,607 $ 2,545 $ 2,448 $ 2,295 $ 9,895 $ 9,614 CAPITAL EXPENDITURES ............ 1,132 2,500 2,539 1,461 1,741 8,241 10,781 HEALTH & SCIENCE TECHNOLOGIES: NET SALES ....................... $ 63,021 $ 52,921 $ 59,541 $ 60,517 $ 62,520 $ 235,499 $ 188,292 OPERATING INCOME ................ 12,299 9,015 10,130 11,602 12,449 43,196 32,211 OPERATING MARGIN ................ 19.5% 17.0% 17.0% 19.2% 19.9% 18.3% 17.1% DEPRECIATION AND AMORTIZATION ... $ 1,395 $ 1,519 $ 1,509 $ 1,450 $ 1,424 $ 5,902 $ 6,850 CAPITAL EXPENDITURES ............ 877 1,084 1,568 1,639 1,226 5,517 3,187 DISPENSING EQUIPMENT: NET SALES ....................... $ 49,612 $ 51,327 $ 53,117 $ 40,936 $ 42,434 $ 187,814 $ 170,198 OPERATING INCOME ................ 11,432 11,578 13,230 7,882 8,095 40,785 33,489 OPERATING MARGIN ................ 23.0% 22.6% 24.9% 19.3% 19.1% 21.7% 19.7% DEPRECIATION AND AMORTIZATION ... $ 1,199 $ 1,298 $ 1,298 $ 1,257 $ 1,357 $ 5,210 $ 5,616 CAPITAL EXPENDITURES ............ 766 951 903 1,012 958 3,824 2,769 FIRE & SAFETY/DIVERSIFIED PRODUCTS: NET SALES ....................... $ 61,216 $ 55,572 $ 61,199 $ 59,388 $ 62,833 $ 238,992 $ 219,006 OPERATING INCOME ................ 13,675 11,561 13,988 14,972 16,161 56,682 47,120 OPERATING MARGIN ................ 22.3% 20.8% 22.9% 25.2% 25.7% 23.7% 21.5% DEPRECIATION AND AMORTIZATION ... $ 1,533 $ 1,564 $ 1,487 $ 1,297 $ 1,348 $ 5,696 $ 6,012 CAPITAL EXPENDITURES ............ 1,137 791 995 854 1,717 4,357 3,204 COMPANY: NET SALES ....................... $ 275,071 $ 252,058 $ 271,758 $ 257,930 $ 261,529 $1,043,275 $ 928,297 OPERATING INCOME ................ 48,461 40,695 48,132 46,649 47,311 182,787 149,384 OPERATING MARGIN ................ 17.6% 16.1% 17.7% 18.1% 18.1% 17.5% 16.1% DEPRECIATION AND AMORTIZATION ... $ 6,489 $ 7,139 $ 6,990 $ 6,558 $ 6,441 $ 27,128 $ 28,636 CAPITAL EXPENDITURES ............ 4,121 5,707 6,160 5,287 5,840 22,994 21,097

IDEX CORPORATION Historical Financial Data Reflecting New Segment Structure (Dollars in millions) -------- -------- -------- -------- -------- ---------- -------- Q1 2006 Q1 2005 Q2 2005 Q3 2005 Q4 2005 FY 2005 FY 2004 -------- -------- -------- -------- -------- ---------- -------- NET SALES: FLUID & METERING TECHNOLOGIES: EXTERNAL CUSTOMERS ............. $102,117 $ 93,238 $ 98,322 $ 97,779 $ 94,605 $ 383,944 $352,265 INTERSEGMENT SALES ............. 282 233 471 426 408 1,538 2,006 -------- -------- -------- -------- -------- ---------- -------- TOTAL GROUP SALES ........... 102,399 93,471 98,793 98,205 95,013 385,482 354,271 -------- -------- -------- -------- -------- ---------- -------- HEALTH & SCIENCE TECHNOLOGIES: EXTERNAL CUSTOMERS ............. 62,128 51,923 59,122 59,828 61,658 232,531 186,836 INTERSEGMENT SALES ............. 893 998 419 689 862 2,968 1,456 -------- -------- -------- -------- -------- ---------- -------- TOTAL GROUP SALES ........... 63,021 52,921 59,541 60,517 62,520 235,499 188,292 -------- -------- -------- -------- -------- ---------- -------- DISPENSING EQUIPMENT: EXTERNAL CUSTOMERS ............. 49,611 51,327 53,117 40,936 42,434 187,814 170,195 INTERSEGMENT SALES ............. 1 -- -- -- -- -- 3 -------- -------- -------- -------- -------- ---------- -------- TOTAL GROUP SALES ........... 49,612 51,327 53,117 40,936 42,434 187,814 170,198 -------- -------- -------- -------- -------- ---------- -------- FIRE & SAFETY/DIVERSIFIED PRODUCTS: EXTERNAL CUSTOMERS ............. 61,215 55,570 61,197 59,387 62,832 238,986 219,001 INTERSEGMENT SALES ............. 1 2 2 1 1 6 5 -------- -------- -------- -------- -------- ---------- -------- TOTAL GROUP SALES ........... 61,216 55,572 61,199 59,388 62,833 238,992 219,006 -------- -------- -------- -------- -------- ---------- -------- INTERSEGMENT ELIMINATIONS ......... (1,177) (1,233) (892) (1,116) (1,271) (4,512) (3,470) -------- -------- -------- -------- -------- ---------- -------- TOTAL NET SALES ................ $275,071 $252,058 $271,758 $257,930 $261,529 $1,043,275 $928,297 ======== ======== ======== ======== ======== ========== ======== OPERATING INCOME: FLUID & METERING TECHNOLOGIES ..... $ 19,277 $ 15,316 $ 18,283 $ 19,293 $ 18,316 $ 71,208 $ 61,145 HEALTH & SCIENCE TECHNOLOGIES ..... 12,299 9,015 10,130 11,602 12,449 43,196 32,211 DISPENSING EQUIPMENT .............. 11,432 11,578 13,230 7,882 8,095 40,785 33,489 FIRE & SAFETY/DIVERSIFIED PRODUCTS 13,675 11,561 13,988 14,972 16,161 56,682 47,120 CORPORATE OFFICE AND OTHER ........ (8,222) (6,775) (7,499) (7,100) (7,710) (29,084) (24,581) -------- -------- -------- -------- -------- ---------- -------- TOTAL OPERATING INCOME ......... $ 48,461 $ 40,695 $ 48,132 $ 46,649 $ 47,311 $ 182,787 $149,384 ======== ======== ======== ======== ======== ========== ========