SEC Form 4

FORM 4		UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934 or Section 30(h) of the Investment Company Act of 1940	OMB APPROVAL OMB Number: 3235-0287 Estimated average burden hours per response: 0.5
	Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

1. Name and Address of Reporting Person* BLOSS DAVID A SR (Last) (First) (Middle) 25 CORPORATE DRIVE STE. 130 (Street) BURLINGTON MA 03063 (City) (State) (Zip)	2. Issuer Name and Ticker or Trading Symbol CIRCOR INTERNATIONAL INC [ CIR ]	5. Relationship of Reporting Person(s) to Issuer (Check all applicable) X Director 10% Owner Officer (give title below) Other (specify below)
	3. Date of Earliest Transaction (Month/Day/Year) 09/02/2008
	4. If Amendment, Date of 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

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	09/02/2008		M		1,679	A	(1)	1,679	D
COMMON STOCK	09/02/2008		F		677	D	(1)	1,002	D
COMMON STOCK	09/02/2008		M		38,260	A	(2)	39,262	D
COMMON STOCK	09/02/2008		F		15,601	D	(2)	23,661	D
COMMON STOCK	09/02/2008		M		23,097	A	(3)	46,758	D
COMMON STOCK	09/02/2008		F		9,419	D	(3)	37,339	D
COMMON STOCK	09/02/2008		M		19,757	A	(4)	57,096	D
COMMON STOCK	09/02/2008		F		8,057	D	(4)	49,039	D

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 Securities Underlying Derivative Security (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: 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
RESTRICTED STOCK UNITS	(1)	09/02/2008		M			1,679	(1)	(1)	COMMON STOCK	1,679	(1)	0	D
RESTRICTED STOCK UNITS	(2)	09/02/2008		M			38,260	(2)	(2)	COMMON STOCK	38,260	(2)	0	D
RESTRICTED STOCK UNITS	(3)	09/02/2008		M			23,097	(3)	(3)	COMMON STOCK	23,097	(3)	0	D
RESTRICTED STOCK UNITS	(4)	09/02/2008		M			19,757	(4)	(4)	COMMON STOCK	19,757	(4)	0	D

Explanation of Responses:

1. The Restricted Stock Units (RSU), the conversion of which is reported herein, were issued to the Reporting Person by the issuer pursuant to the provisions of its Management Stock Purchase Plan on 2/18/2005. On that date, the fair market value (FMV) of the issuers stock was $24.90. The RSU generally vest in 3 years after grant unless the executive previously elected a longer deferral period. This report reflects the accelerated vesting of the remaining RSU, acquisition of those underlying shares in whole units by the Reporting Person and withholding of sufficient shares to pay applicable income taxes in accordance with the provisions of the Amended and Restated Retirement Agreement between the Reporting Person and the Company. The FMV of the shares, based on the closing price of the issuers stock on 08/29/2008 (last business day prior to the shares vesting) is $59.30.

2. The Restricted Stock Units (RSU), the conversion of which is reported herein, were issued to the Reporting Person by the issuer pursuant to the provisions of its Management Stock Purchase Plan on 2/27/2006. On that date, the fair market value (FMV) of the issuers stock was $27.81. The RSU generally vest in 3 years after grant unless the executive previously elected a longer deferral period. This report reflects the accelerated vesting of the remaining RSU, acquisition of those underlying shares in whole units by the Reporting Person and withholding of sufficient shares to pay applicable income taxes in accordance with the provisions of the Amended and Restated Retirement Agreement between the Reporting Person and the Company. The FMV of the shares, based on the closing price of the issuers stock on 08/29/2008 (last business day prior to the shares vesting) is $59.30.

3. The Restricted Stock Units (RSU), the conversion of which is reported herein, were issued to the Reporting Person by the issuer pursuant to the provisions of its Management Stock Purchase Plan on 02/26/2007. On that date, the fair market value (FMV) of the issuers stock was $36.23. The RSU generally vest in 3 years after grant unless the executive previously elected a longer deferral period. This report reflects the accelerated vesting of the remaining RSU, acquisition of those underlying shares in whole units by the Reporting Person and withholding of sufficient shares to pay applicable income taxes in accordance with the provisions of the Amended and Restated Retirement Agreement between the Reporting Person and the Company. The FMV of the shares, based on the closing price of the issuers stock on 08/29/2008 (last business day prior to the shares vesting) is $59.30.

4. The Restricted Stock Units (RSU), the conversion of which is reported herein, were issued to the Reporting Person by the issuer pursuant to the provisions of its Management Stock Purchase Plan on 02/26/2008. On that date, the fair market value (FMV) of the issuers stock was $48.66. The RSU generally vest in 3 years after grant unless the executive previously elected a longer deferral period. This report reflects the accelerated vesting of the remaining RSU, acquisition of those underlying shares in whole units by the Reporting Person and withholding of sufficient shares to pay applicable income taxes in accordance with the provisions of the Amended and Restated Retirement Agreement between the Reporting Person and the Company. The FMV of the shares, based on the closing price of the issuers stock on 08/29/2008 (last business day prior to the shares vesting) is $59.30.

	Alan J. Glass, Attorney-in-Fact	09/04/2008
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* 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).
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