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

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934, Section 17(a) of the Public Utility Holding Company Act of 1935 or Section 30(h) of the Investment Company Act of 1940

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1. Name and Address of Reporting Person * Sapack Kenneth   2. Issuer Name and Ticker or Trading Symbol EASTERN CO [EML] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable) _____ Director _____ 10% Owner __X__ Officer (give title below) _____ Other (specify below) Chief Accounting Officer (Last) (First) (Middle) 112 BRIDGE STREET 3. Date of Earliest Transaction (Month/Day/Year) 07/13/2010 (Street) NAUGATUCK, CT 06770 4. If Amendment, Date 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 (City) (State) (Zip) 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) Code V Amount (A) or (D) Price Common Stock (1) 07/13/2010   S   100 D $ 13.85 6,200 D   Common Stock (2) 07/13/2010   S   600 D $ 13.9 5,600 D   Common Stock (3) 07/13/2010   S   50 D $ 14.02 5,550 D   Common Stock (4) 07/13/2010   S   121 D $ 14.16 5,429 D   Common Stock (5) 07/15/2010   M   4,450 A $ 9.5 9,879 D

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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 Underlying Securities (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 of Derivative Security: Direct (D) or Indirect (I) (Instr. 4)

11. Nature of Indirect Beneficial Ownership (Instr. 4)

Code

V

(A)

(D)

Date Exercisable

Expiration Date

Title

Amount or Number of Shares

Qualified employee stock option (6)

$ 9.5

07/15/2010

M

4,450

(6)

07/19/2010

Common Stock

4,450

$ 0

0

D

Qualified employee stock option (7)

$ 9.6

04/26/2001

A

0

01/01/2002

04/26/2011

Common Stock

7,500

$ 0

7,500

D

Reporting Owners

Reporting Owner Name / Address	Relationships
	Director	10% Owner	Officer	Other
Sapack Kenneth 112 BRIDGE STREET NAUGATUCK, CT 06770			Chief Accounting Officer

Signatures

/s/Kenneth R. Sapack		07/15/2010
**Signature of Reporting Person		Date

Explanation of Responses:

*	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).
(1)	On July 13, 2010, 100 shares sold on the open market for $13.85 per share.
(2)	On July 13, 2010, 600 shares sold on the open market for $13.90 per share.
(3)	On July 13, 2010, 50 shares sold on the open market for $14.02 per share.
(4)	On July 13, 2010, 121 shares sold on the open market for $14.16 per share.
(5)	4,450 shares were exercised on July 15, 2010 at $9.50 per share. The original 7/19/2000 option was for 15,000 shares at $14.25 per share. 7,017 shares were vested on 7/19/2000; 7,017 shares were vested on 1/1/2001; and 966 shares were vested on 1/1/2002. As a result of a 3-for-2 stock split effective 10/18/2006, this option is now 22,500 shares at $9.50 per share.
(6)	The original 7/19/2000 option was for 15,000 shares at $14.25 per share. 7,017 shares were vested on 7/19/2000; 7,017 shares were vested on 1/1/2001; and 966 shares were vested on 1/1/2002. As a result of a 3-for2 stock split effective 10/18/2006, this option is now 22,500 shares at $9.50 per share. On April 23, 2010 1,000 shares were exercised, on May 18, 2010 1,500 shares were exercised, on June 2, 2010 2,100 shares, on June 10, 2010 2,950 shares, on June 17, 2010 4,200 shares, on June 25, 2010 6,300 shares and on July 15, 2010 4,450 shares were exercised at $9.50 per share, leaving a zero balance.
(7)	The original 4/26/2001 option was for 5,000 shares at $14.40 per share. As a result of a 3-for-2 stock split effective 10/18/2006 this option is now for 7,500 shares at $9.60 per share.

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