FORM 4 Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934, Section 17(a) of the Public Utility Holding Company Act of 1935 or Section 30(h) of the Investment Company Act of 1940

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1. Name and Address of Reporting Person * RUSNACK WILLIAM C   2. Issuer Name and Ticker or Trading Symbol FLOWSERVE CORP [FLS] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable) __X__ Director _____ 10% Owner _____ Officer (give title below) _____ Other (specify below) (Last) (First) (Middle) 5215 N. O'CONNOR BLVD., SUITE 2300 3. Date of Earliest Transaction (Month/Day/Year) 08/24/2006 (Street) IRVING, TX 75039 4. If Amendment, Date Original Filed(Month/Day/Year) 6. Individual or Joint/Group Filing(Check Applicable Line) _X_ Form filed by One Reporting Person ___ Form filed by More than One Reporting Person (City) (State) (Zip) Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned

1.Title of Security (Instr. 3) 2. Transaction Date (Month/Day/Year) 2A. Deemed Execution Date, if any (Month/Day/Year) 3. Transaction Code (Instr. 8) 4. Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5) 5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4) 6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 7. Nature of Indirect Beneficial Ownership (Instr. 4) Code V Amount (A) or (D) Price Common Stock ($1.25 par value per share) 08/24/2006   A   4,040 A $ 0 13,153 I Rabbi Trust Common Stock ($1.25 par value per share)               5,000 I Family Trust Common Stock ($1.25 par value per share)               3,800 I Keogh Trust Common Stock ($1.25 par value per share)               0 D

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
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Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned
(e.g., puts, calls, warrants, options, convertible securities)

1. Title of Derivative Security (Instr. 3)

2. Conversion or Exercise Price of Derivative Security

3. Transaction Date (Month/Day/Year)

3A. Deemed Execution Date, if any (Month/Day/Year)

4. Transaction Code (Instr. 8)

5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4, and 5)

6. Date Exercisable and Expiration Date (Month/Day/Year)

7. Title and Amount of Underlying Securities (Instr. 3 and 4)

8. Price of Derivative Security (Instr. 5)

9. Number of Derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)

10. Ownership Form of Derivative Security: Direct (D) or Indirect (I) (Instr. 4)

11. Nature of Indirect Beneficial Ownership (Instr. 4)

Code

V

(A)

(D)

Date Exercisable

Expiration Date

Title

Amount or Number of Shares

Stock Option (right-to-buy)

$ 13.13

(1)

04/20/2010

Common Stock

2,200

2,200

D

Stock Option (right-to-buy)

$ 25.69

(1)

04/19/2011

Common Stock

1,500

1,500

D

Stock Option (right-to-buy)

$ 32.12

(1)

04/18/2012

Common Stock

1,500

1,500

D

Stock Option (right-to-buy)

$ 14.29

(1)

04/21/2013

Common Stock

1,500

1,500

D

Stock Option (right-to-buy)

$ 25.65

(2)

(3)

Common Stock

1,393

1,393

D

Stock Option (right-to-buy)

$ 29.77

(2)

(3)

Common Stock

1,393

1,393

D

Stock Option (right-to-buy)

$ 26.55

(1)

05/06/2007

Common Stock

1,393

1,393

D

Reporting Owners

Reporting Owner Name / Address	Relationships
	Director	10% Owner	Officer	Other
RUSNACK WILLIAM C 5215 N. O'CONNOR BLVD., SUITE 2300 IRVING, TX 75039	X

Signatures

/s/ Tara D. Mackey, attorney in fact		08/28/2006
**Signature of Reporting Person		Date

Explanation of Responses:

*	If the form is filed by more than one reporting person, see Instruction 4(b)(v).
**	Intentional misstatements or omissions of facts constitute Federal Criminal Violations. See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
(1)	Option shares are fully vested and exercisable.
(2)	Option becomes exercisable on the date Issuer becomes current with its SEC filings.
(3)	As a result of certain tax considerations discussed in the Issuer's Form 8-K dated December 14, 2005, the option extensions as disclosed in the original Form 4 Report have been partially rescinded so that they continue only until the later of (i) 30 days after the options first becomes lawfully exercisable after the expiration of the securities trading limitations currently applicable to the Issuer's stock option programs or (ii) in the case of options which expire in 2006 under their terms in effect as originally granted,the later of December 31, 2006 or two and one-half months after the date of their respective original expiration dates.

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