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Space

Pratt & Whitney Rocketdyne Awarded $1.2 Billion NASA Contract for J-2X Ares Rocket Engine

CANOGA PARK, Calif., July 18, 2007 – Pratt & Whitney Rocketdyne (PWR), a United Technologies Corp. (NYSE: UTX) company, was awarded a NASA contract valued at $1.2 billion to design, develop and test a J-2X engine that will power the upper stages of the Ares I and Ares V launch vehicles.

“We are very proud to have been selected by NASA to power the return of U.S. astronauts to the moon and beyond,” said Stephen Finger, president, Pratt & Whitney. “This contract award is another important milestone in the partnership between Pratt & Whitney Rocketdyne and NASA, which spans more than half a century.”

Building on the experience and legacy of the Apollo-Saturn Program, the J-2X is powered by liquid oxygen and liquid hydrogen, and will provide 294,000 pounds of thrust to power the Ares vehicles. The J-2X incorporates significant upgrades to meet the higher performance and reliability requirements for the Ares vehicles. The contract award includes ground and test flight engines and extends through Dec. 31, 2012.

“The J-2X builds on our knowledge and experience with the proven J-2 and J-2S engines, while simultaneously integrating state-of-the-art technology in order to give NASA a powerful, cost-effective, reliable engine,” said Jim Maser, president, Pratt & Whitney Rocketdyne.

Pratt & Whitney Rocketdyne, Inc., a part of Pratt & Whitney, offers a complete line of propulsion products from launch vehicles to missile defense to advanced hypersonic propulsion. These have been used in a wide variety of government and commercial applications, including the main engines for the space shuttle, Atlas and Delta launch vehicles, and missile defense systems.

Pratt & Whitney is a world leader in the design, manufacture and service of aircraft engines, space propulsion systems and industrial gas turbines. United Technologies, based in Hartford, Conn., is a diversified company providing high technology products and services to the global aerospace and building industries.

Bryan Kidder
Pratt & Whitney Rocketdyne
818 586-2213
bryan.kidder@pwr.utc.com

Erin Dick
Pratt & Whitney Rocketdyne
818 586-4977
erin.dick@pwr.utc.com



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