Common Contracts

FOURTH AMENDED AND RESTATED OMNIBUS PLEDGE AND SECURITY AGREEMENT by and among JPMORGAN CHASE BANK, N.A., as Administrative and Collateral Agent, USEC INC. and THE OTHER PLEDGORS PARTY HERETO DATED AS OF MARCH 13, 2012

Security Agreement • March 13th, 2012 • Usec Inc • Mining & quarrying of nonmetallic minerals (no fuels) • New York

• Contract Type
  Security Agreement
• Filed
  March 13th, 2012
• Company
  Usec Inc
• Industry
  Mining & quarrying of nonmetallic minerals (no fuels)
• Jurisdiction
  New York

THIS FOURTH AMENDED AND RESTATED PLEDGE AND SECURITY AGREEMENT, dated as of the 13th day of March, 2012 (together with all Exhibits, Annexes and schedules hereto, as the same may from time to time be amended, modified, supplemented or restated in accordance with the terms hereof, this “Agreement”), is made by USEC Inc., a Delaware corporation (“Parent”), United States Enrichment Corporation, a Delaware corporation and wholly-owned subsidiary of Parent (“Enrichment” and, together with Parent, the “Borrowers”), NAC International Inc., a Delaware corporation (“NAC International”), and each direct or indirect subsidiary of the Parent that, after the date hereof, executes an addendum hereto (a “Pledgor Addendum”) substantially in the form of Exhibit E hereto (NAC International and such subsidiaries, collectively the “Guarantor Pledgors,” and together with the Borrowers, the “Pledgors”), in favor of JPMORGAN CHASE BANK, N.A., as administrative and collateral agent for the lenders (collective

THIRD AMENDED AND RESTATED OMNIBUS PLEDGE AND SECURITY AGREEMENT by and among JPMORGAN CHASE BANK, N.A., as Administrative and Collateral Agent, USEC INC. and THE OTHER PLEDGORS PARTY HERETO DATED AS OF OCTOBER 8, 2010

Security Agreement • October 14th, 2010 • Usec Inc • Mining & quarrying of nonmetallic minerals (no fuels) • New York

• Contract Type
  Security Agreement
• Filed
  October 14th, 2010
• Company
  Usec Inc
• Industry
  Mining & quarrying of nonmetallic minerals (no fuels)
• Jurisdiction
  New York

THIS THIRD AMENDED AND RESTATED PLEDGE AND SECURITY AGREEMENT, dated as of the 8th day of October, 2010 (together with all Exhibits, Annexes and schedules hereto, as the same may from time to time be amended, modified, supplemented or restated in accordance with the terms hereof, this “Agreement”), is made by USEC Inc., a Delaware corporation (“Parent”), United States Enrichment Corporation, a Delaware corporation and wholly-owned subsidiary of Parent (“Enrichment” and, together with Parent, the “Borrowers”), NAC International Inc., a Delaware corporation (“NAC International”), and each direct or indirect subsidiary of the Parent that, after the date hereof, executes an addendum hereto (a “Pledgor Addendum”) substantially in the form of Exhibit E hereto (NAC International and such subsidiaries, collectively the “Guarantor Pledgors,” and together with the Borrowers, the “Pledgors”), in favor of JPMORGAN CHASE BANK, N.A., as administrative and collateral agent for the lenders (collective