Sparton Corporation Has Been Named a 2004 Supply & Design Chain Champion

JACKSON, Michigan, Apr 29, 2005 – Electronics design and manufacturing service (EMS) provider, Sparton Corporation (NYSE:SPA), announced it has been named a 2004 Supply & Design Chain Champion by Electronics Supply & Manufacturing magazine.

Sparton Corporation was one of five companies to receive this award. Awarded by the editors of Electronics Supply & Manufacturing magazine, Sparton was selected for its continuous advancement of the highest standards for supply and design chain management.

“The rigorous process of selecting this year's Supply & Design Chain Champions began early in 2004 with a call for nominations to readers,?? said Bruce Rayner, editor-in-chief of Electronics Supply & Manufacturing magazine. “Readers were asked to provide detailed reasons for their nominations, as well as supporting data, including information on goals achieved.

“In addition to the traditional financial and business metrics, through, we were looking to profile innovators,?? said Rayner. “Specifically, we sought out functional managers and staffers who make the tough decisions, and advance the cause, day in and day out. We wanted to profile companies that reward the teams that challenge conventional wisdom, and the people who set the example for their peers both within their own companies and across the industry—companies like Sparton.??

About Electronics Supply & Manufacturing magazine
Electronics Supply & Manufacturing, a CMP Media publication, has been created to serve the needs of the 21st century OEM manager. Its mission is to provide in-depth global coverage of the trends and issues that impact the business. Electronics Supply & Manufacturing is dedicated to providing practical, usable information that functional managers can apply immediately to improve the business and financial performance within their companies and within their supply and design chains.

About Sparton Corporation
Sparton Corporation (NYSE:SPA) now in its 105th year, provides design engineering and electronics contract manufacturing services utilizing seven manufacturing locations encompassing nearly 870,000 sq. ft. along with several alliance partner facilities. In addition to strong core surface mount technology (SMT) and plated through-hole (PTH), printed circuit board assembly (PCBA) and complete assembly manufacturing capabilities, Sparton offers a complete range of pre-manufacturing, post-manufacturing and engineering services. Pre-manufacturing services include product development, concurrent engineering, design for test (DFT), design for manufacturing (DFM), design for assembly (DFA), printed circuit board design and quick-turn prototyping. Post-manufacturing services range from repair depot, direct ship, distribution management to field support.

Safe Harbor
"Safe Harbor" statement under the Private Securities Litigation Reform Act of 1995: To the extent any statements made in this release contain information that is not historical, these statements are essentially forward-looking and are subject to risks and uncertainties, including the difficulty of predicting future results, the regulatory environment, fluctuations in operating results and other risks detailed from time to time in the Company's filings with the Securities and Exchange Commission.