IMU-10, MEMS Inertial Measurement Unit

Sparton Corporation: Sparton Navigation and Exploration (NYSE: SPA) is introducing an enhanced MEMS based sensing Inertial Measurement Unit (IMU-10). Sparton’s IMU-10 has 10 degrees of freedom and provides industry leading accuracy. The IMU-10 inertial navigation system has uncompromised resolution especially when operating within challenging environments. The IMU-10’s user-programmable NorthTek™ interface provides ultimate flexibility during integration and countless platform customization options.

“The IMU-10 is the perfect solution for inertial navigation applications requiring absolute accuracy and high performance,” said Jim Lackemacher, Vice President and General Manager of Sparton Navigation and Exploration division. Jim also adds, “Sparton's inertial systems provide limitless customizations via the NorthTek™ Development System.”

Features of IMU-10:

• 10 DOF High Performance Inertial Measurement Unit
• Enhanced MEMS sensing technology
• High speed synchronous sampling of all sensors
• Sculling and coning compensation
• High speed data logging capability to off-board £gSD card
• Ruggedized enclosure
• Low power consumption with power management functionality (Sleep Mode)
• Powerful user programmable customizations via NorthTek. interpreter
• High Speed UART interface (user selectable up to 1MBaud) supporting multiple communication protocols including NMEA and binary

Visit www.spartonnavex.com for additional product information, and to order the full line of Sparton Navigation and Exploration inertial sensor products.

About Sparton Corporation

Sparton Corporation (NYSE:SPA), now in its 113th year, is a provider of complex and sophisticated electromechanical devices with capabilities that include concept development, industrial design, design and manufacturing engineering, production, distribution, field service, and refurbishment. The primary markets served are Medical, Military & Aerospace, and Industrial & Instrumentation. Headquartered in Schaumburg, IL, Sparton currently has six manufacturing locations worldwide. Sparton's website may be accessed at www.sparton.com.

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Certain statements described in this press release are forward-looking statements within the scope of the Securities Act of 1933, as amended (the “Securities Act”), and the Securities Exchange Act of 1934, as amended (the “Exchange Act”). Forward-looking statements may be identified by the words “believe,” “expect,” “anticipate,” “project,” “plan,” “estimate,” “will” or “intend” and similar words or expressions. These forward-looking statements reflect Sparton’s current views with respect to future events and are based on currently available financial, economic and competitive data and its current business plans. Actual results could vary materially depending on risks and uncertainties that may affect Sparton’s operations, markets, prices and other factors. Important factors that could cause actual results to differ materially from those forward-looking statements include, but are not limited to, Sparton’s financial performance and the implementations and results of its ongoing strategic initiatives. For a more detailed discussion of these and other risk factors, see Part I, Item 1A, Risk Factors and Part II, Item 7, Management’s Discussion and Analysis of Financial Condition and Results of Operations, in Sparton’s Form 10-K for the year ended June 30, 2009, and its other filings with the Securities and Exchange Commission. Sparton undertakes no obligation to publicly update or revise any forward-looking statement as a result of new information, future events or otherwise, except as otherwise required by law.