REFILE-BRIEF-Sparton says CFO Don Pearson will be leaving the company

(Corrects spelling of "company" in headline) June 1 (Reuters) - Sparton Corp : * Announces CFO transition * Says Don Pearson, senior vice president and chief financial officer of Sparton Corporation will be leaving * Don Pearson will be leaving in order to accept a position as chief financial officer of a private equity-backed company * Says company is conducting a search for a new chief financial officer * Says has engaged a senior finance professional to assist the company with financial