0001299933-07-005688 Sample Contracts

USEC Inc. Common Stock Underwriting Agreement
Underwriting Agreement • September 28th, 2007 • Usec Inc • Mining & quarrying of nonmetallic minerals (no fuels) • New York

Goldman, Sachs & Co., Merrill, Lynch, Pierce, Fenner & Smith Incorporated As representatives of the several Underwriters Named in Schedule I hereto, c/o Goldman, Sachs & Co., 85 Broad Street, New York, New York 10004 Ladies and Gentlemen:

3.0% Convertible Senior Notes due 2014
Indenture • September 28th, 2007 • Usec Inc • Mining & quarrying of nonmetallic minerals (no fuels) • New York