Date

May 5, 2008

Eaton To Benefit From Defense Department’s Multi-Year Purchase

Of Bell Boeing V-22 Osprey Tiltrotor Aircraft

CLEVELAND ... Diversified industrial manufacturer Eaton Corporation (NYSE:ETN) today announced that the Department of Defense’s decision to purchase 167 Bell Boeing V-22 Osprey tiltrotor aircraft will lead to an estimated $120 million in revenues for the company over the life of the multi-year contract. The contract, expected to run through 2012, provides for the procurement of 141 aircraft for the U.S. Marine Corps and 26 aircraft for the U.S. Air Force.

Bell Boeing is a strategic alliance between Bell Helicopter, a Textron Inc. (NYSE:TXT) company, and The Boeing Company (NYSE:BA). The overall military procurement of V-22s is now expected to be 458 aircraft with an estimated total lifetime program cost of $54 billion to support the requirements of the U.S. Marine Corps, U.S. Air Force and U.S. Navy. Eaton is a key supplier on the aircraft and the estimated revenues to the company over the life of the total procurement program is $320 million.

"Eaton continues to be a proud key supplier for the Bell Boeing V-22 Osprey," said Bradley Morton, president, Aerospace Business. "In addition to providing the unique aircraft with our state-of-the-art, higher pressure 5,000 psi hydraulic power generation and motion control system, we are also providing the airframe’s fluid conveyance hoses and fittings, electro-mechanical components and sub-systems, and gearbox and engine lubrication health monitoring systems.”

The Bell Boeing V-22 Osprey is a revolutionary tiltrotor aircraft that combines fixed-wing horizontal flight and vertical-lift capabilities in one aircraft that can take off and land like a helicopter and fly like an airplane. In the first deployment of the aircraft, a Marine MV-22 squadron has been operating in Iraq since October 2007.

In the aerospace industry, Eaton is a leading supplier of hydraulic, electro-hydraulic pump and generator products and integrated systems; electric motors; aircraft door actuation, flight and flow control; fluid, fuel and air delivery products and systems; nose wheel steering systems; integrated control systems; cockpit controls and displays; power and load management systems; pressure sensors, seals and fluid health monitoring products and systems. Eaton serves commercial and military aviation, aerospace, military weapons, marine and off-road markets worldwide.

Eaton Corporation is a diversified industrial manufacturer with 2007 sales of $13.0 billion. Eaton is a global leader in electrical systems and components for power quality, distribution and control; hydraulics components, systems and services for industrial and mobile equipment; hydraulics, fuel and pneumatic systems for commercial and military aircraft; intelligent truck drivetrain systems for safety and fuel economy; and automotive engine air management systems, powertrain solutions and specialty controls for performance, fuel economy and safety. Eaton has 79,000 employees and sells products to customers in more than 150 countries. For more information, visit www.eaton.com.

This news release contains forward-looking statements concerning the company’s expected revenues related to the Bell Boeing V-22 Osprey tiltrotor aircraft procurement program. These statements should be used with caution because they are subject to various risks and uncertainties, some of which are outside the control of the company. Important factors that could cause actual results to differ materially from those indicated by the forward-looking statements include future funding for the V-22 Osprey program and unexpected technical difficulties under the procurement program. We do not assume any obligation to update these forward-looking statements.

# # #