SEC FORM 4

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

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Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

1. Name and Address of Reporting Person^*

WIDENER SUSAN E

(Last)

(First)

(Middle)

2400 EAST GANSON STREET

(Street)

JACKSON

49202

(City)

(State)

(Zip)

2. Issuer Name and Ticker or Trading Symbol
SPARTON CORP [ SPA ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

	Director	10% Owner
X	Officer (give title below)	Other (specify below)
	Asst Treasurer/Asst Secretary

3. Date of Earliest Transaction (Month/Day/Year)
05/19/2005

4. If Amendment, Date of Original Filed (Month/Day/Year)

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	Code	V	Amount	(A) or (D)	Price		6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
Common Stock	05/19/2005		M		1,447⁽¹⁾	A	$6.06⁽¹⁾	1,447⁽¹⁾	D
Common Stock	05/19/2005		M		138⁽⁵⁾	A	$7.19⁽⁵⁾	1,585⁽⁵⁾	D
Common Stock	05/19/2005		S		1,585⁽⁶⁾	D	$9.95	0	D
Common Stock								1,056.08⁽⁶⁾	I	Held by Qualified 401(k) Plan maintained by Issuer

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares	8. Price of Derivative Security (Instr. 5)		10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
Employee Stock Option (Right to Purchase)	$6.06⁽¹⁾	05/19/2005		M			1,447⁽¹⁾	⁽²⁾	12/21/2006	Common Stock	1,447	⁽⁴⁾	1,448	D
Employee Stock Option (Right to Purchase)	$7.19⁽⁵⁾	05/19/2005		M			138⁽⁵⁾	⁽³⁾	04/25/2013	Common Stock	138	⁽⁴⁾	275	D

Explanation of Responses:

1. The exercise price and number of shares have been adjusted to reflect the 5% stock dividends paid by the Issuer on February 18, 2003, December 19, 2003 and December 15, 2004.

2. The stock options are exercisable in four equal cumulative annual installments, commencing on 12/21/02

3. The stock options are exercisable in four equal cumulative annual installments, commencing on 4/25/04

4. The stock option was granted pursuant to an employee stock incentive plan and for no consideration other than services as an employee.

5. The exercise price and number of shares have been adjusted to reflect the 5% stock dividend paid by the Issuer on December 19, 2003 and December 15, 2004.

6. The number of shares has been adjusted to reflect the 5% stock dividends paid by the Issuer on February 18, 2003, December 19, 2003 and December 15, 2004.

Remarks:

	By Richard L. Langley pursuant to Special Power of Attorney executed by Susan Widener	05/19/2005
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
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