Sparton Navigation and Exploration Releases Improved Attitude and Heading Systems

Sparton Corporation (NYSE:SPA) announces that its business unit, Sparton Navigation and Exploration released its improved gyro enhanced attitude and heading measurement system, the GEDC-6E, and the enhanced tilt attitude heading system, the DC-4E. Sparton’s GEDC-6E and DC-4E have improved in-field calibration algorithms that offer higher accuracy and reduced convergence time. The GEDC-6E has centripetal acceleration compensation for dynamic applications, improved gyro stability and more. Sparton also released a firmware upgrade for its premium attitude and heading reference system, the AHRS-8. The firmware for the AHRS-8 has the same enhanced features as the GEDC-6E with the addition of full temperature compensated output response across the entire operating range.

“Sparton is continually upgrading our products to provide our customers with optimal performance in the most challenging environments,” said Jim Lackemacher, Vice President and General Manager of Sparton Navigation and Exploration division.

The AHRS-8, GEDC-6E, and DC-4E will provide users with the following enhanced features:

• Improved In-Field calibration
• In-Field Calibration Convergence Time Improvement
• In-Field Calibration Point Selection Quality Indicator
• Quality of In-Field Calibration Indicator
• In-Field Calibration Point Distribution Indicator
• Figure of Merit for current Magnetic Heading Accuracy
• Reduced Start-up Time

Additionally, the AHRS-8 and GEDC-6E have the following features:

• Improved Gyro Stability
• Centripetal Acceleration Correction

Visit www.spartonnavex.com for additional product information and to purchase the full line of Sparton Navigation and Exploration products.

About Sparton Corporation:

Sparton Corporation (NYSE:SPA), now in its 114th 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 seven manufacturing locations worldwide. Sparton's website may be accessed at www.sparton.com.

Safe Harbor and Fair Disclosure Statement:

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. Distribution Statement A – “Approved for public release; distribution is unlimited”