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): December 19, 2005

USEC Inc.
__________________________________________
(Exact name of registrant as specified in its charter)

Delaware	1-14287	52-2107911
_____________________ (State or other jurisdiction	_____________ (Commission	______________ (I.R.S. Employer
of incorporation)	File Number)	Identification No.)
2 Democracy Center, 6903 Rockledge Drive, Bethesda, Maryland		20817
_________________________________ (Address of principal executive offices)		___________ (Zip Code)

Registrant’s telephone number, including area code: (301) 564-3200

Not Applicable
______________________________________________
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:

[  ]  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 December 19, 2005, USEC Inc. (the "Company") issued a press release updating its earnings guidance for 2005 and providing an outlook for the Company's American Centrifuge program. A copy of the press release is attached as Exhibit 99.1 and is incorporated herein by reference.

The information in this current report, including the exhibit hereto, shall not be deemed "filed" for purposes of the Securities Exchange Act of 1934, as amended, or otherwise subject to the liabilities of that section. The information contained herein and in the accompanying exhibit shall not be incorporated by reference into any registration statement or other document filed with the Securities and Exchange Commission by USEC, whether made before or after the date hereof, regardless of any general incorporation language in such filing, except as shall be expressly set forth by specific reference in such filing.

Item 9.01 Financial Statements and Exhibits.

(d) Exhibits

Exhibit Number--Description

99.1--Press release dated December 19, 2005, issued by USEC Inc., updating earnings guidance for 2005 and providing outlook for the Company's American Centrifuge program.

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.

	USEC Inc.
December 19, 2005	By:	/s/ Ellen C. Wolf
		Name: Ellen C. Wolf
		Title: Senior Vice President and Chief Financial Officer (Principal Financial and Accounting Officer)

Exhibit Index

Exhibit No.	Description
99.1	Press release dated December 19, 2005, issued by USEC Inc., updating earnings guidance for 2005 and providing outlook for the Company's American Centrifuge program.