Servotronics, Inc. and Subsidiaries As of May 1, 2004 Dr. Nicholas D. Trbovich

Exhibit 10(A)(3)

Servotronics, Inc. and Subsidiaries

As of May 1, 2004

Xx. Xxxxxxxx X. Xxxxxxxx

0000 Xxxxx Xxxxxx

Xxxx, XX 00000

Dear Xx. Xxxxxxxx:

You and Servotronics, Inc. (the “Company”) are parties to an employment agreement, as amended and restated on August 8, 1986 and as subsequently amended as of October 1, 1986, October 1, 1987, July 20, 1988, October 1, 1988, October 1, 1989, May 1, 1990, May 1, 1991, May 1, 1992, May 1, 1993, March 28, 1994, May 1, 1994, May 1, 1995, May 1, 1996, May 1, 1997, March 9, 1998, May 1, 1998, October 6, 1998, April 28, 1999, May 1, 1999, May 1, 2000, May 1, 2001 July 3, 2001, May 1, 2002, July 3, 2002, May 1, 2003 and July 3, 2003 (the “Agreement”), pursuant to which you are employed by the Company.

This will confirm your agreement and that of the Company (pursuant to a resolution of the Board of Directors passed at a meeting held on July 2, 2004) to amend Paragraph 3 of the Agreement to delete “$363,995.00” and insert in its place “$382,194.00”.

Except as specifically provided herein, all of the other terms and conditions of the Agreement shall remain in full force and effect.

If the foregoing meets with your approval and you are willing to become bound hereby, will you please sign and return to the undersigned the enclosed copy of this letter.

Very truly yours,

SERVOTRONICS, INC.

/S/Xxx X. Xxxxx

Xxx X. Xxxxx,

Treasurer/Secretary

ACCEPTED AND AGREED

/S/ Xx. Xxxxxxxx X. Xxxxxxxx

Xx. Xxxxxxxx X. Xxxxxxxx