ATK Awarded Contract for Peacekeeper and Minuteman Rocket Motor Aging Surveillance Program

Arlington, Va., Mar. 13, 2013 – ATK (NYSE: ATK) has received a contract valued up to $81 million from the U.S. Air Force Space Development and Test Directorate (SDTD) at Kirtland Air Force Base, N.M., for Rocket Systems Launch Program (RSLP) Peacekeeper and Minuteman Solid Rocket Motors Aging Surveillance and Motor Disposal efforts.

The contract is a one-year effort for ongoing aging surveillance for both Minuteman and Peacekeeper motors, with potential for up to four annual extensions. If all options are executed, the contract would extend through November 2017. Efforts include component dissection, motor plugging, propellant properties testing and hazards analysis, as well as overall program support. In addition to these basic annual efforts, the RSLP contract also provides for special studies and efforts such as static test support, motor disposals, and additional component development or testing on an as-required basis. ATK has supported solid rocket motor propulsion efforts for RSLP since 1997.

“We are extremely pleased to have been selected to continue our support to the Air Force’s Space Development and Test Directorate,” said Lamberth Blalock, Vice President of Air Force Programs for ATK’s Aerospace Group. “ATK is proud of its long history of working with SDTD. This award expands our RSLP role to include Minuteman Stage II efforts for the first time.”

ATK is an aerospace, defense, and commercial products company with operations in 21 states, Puerto Rico, and internationally. News and information can be found on the Internet at www.atk.com.

Certain information discussed in this press release constitutes forward-looking statements as defined in the Private Securities Litigation Reform Act of 1995. Although ATK believes that the expectations reflected in such forward-looking statements are based on reasonable assumptions, it can give no assurance that its expectations will be achieved. Forward-looking information is subject to certain risks, trends and uncertainties that could cause actual results to differ materially from those projected. Among those factors are: changes in governmental spending, budgetary policies and product sourcing strategies; the company’s competitive environment; the terms and timing of awards and contracts; and economic conditions. ATK undertakes no obligation to update any forward-looking statements. For further information on factors that could impact ATK, and statements contained herein, please refer to ATK’s most recent Annual Report on Form 10-K and any subsequent quarterly reports on Form 10-Q and current reports on Form 8-K filed with the U.S. Securities and Exchange Commission.

Hillary Searle
Communications Lead, Defense and Commercial
ATK Aerospace Systems
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