POWER OF ATTORNEY
	The undersigned hereby appoints John F. Brocci and
Kenneth W. Crawford, and each of them, the undersigned's true and lawful
attorneys-in-fact and agents, with full power of substitution, and
resubstitution for the undersigned and in the undersigned's name, place and
stead, in any and all capacities, to:
	(1)	execute for and on behalf of
the undersigned Forms 3, 4 and 5 and all other forms that may be required
to be filed by the undersigned from time to time under Section 16(a) of the
Securities Exchange Act of 1934 and the rules promulgated thereunder, with
respect to Kaydon Corporation (the "Company");
	(2)	do and perform any
and all acts for and on behalf of the undersigned which may be necessary or
desirable to complete and execute such forms and timely file such forms
with the United States Securities and Exchange Commission and any stock
exchange or similar authority; and
	(3)	take any other action of any
type whatsoever in connection with the foregoing which, in the opinion of
such attorney-in-fact, may be of benefit to, in the best interest of, or
legally required by, the undersigned, it being understood that the
documents executed by such attorney-in-fact pursuant to this Power of
Attorney shall be in such form and shall contain such terms and conditions
as such attorney-in-fact may approve in such attorney-in-fact's discretion.

	The undersigned hereby grants to each such attorney-in-fact full power
and authority to do and perform each and every act and thing requisite,
necessary or proper to be done in the exercise of any of the rights and
powers herein granted, as fully to all intents and purposes as the
undersigned might or could do in person, with full power of substitution or
revocation, hereby ratifying and confirming all that such attorney-in-fact
and agents, or any of them, or their or his or her substitute or
substitutes, may lawfully do or cause to be done by virtue hereof.  The
undersigned acknowledges that the foregoing attorneys-in-fact, in serving
in such capacity at the request of the undersigned, are not assuming, nor
is the Company assuming, any of the undersigned's responsibilities to
comply with Section 16 of the Securities Exchange Act of 1934.
	This
Power of Attorney shall remain in full force and effect until the
undersigned is no longer required to file Forms 3, 4 and 5 or any other
forms under Section 16(a) of the Securities Exchange Act of 1934 with
respect to the Company, unless earlier revoked by the undersigned in a
signed writing delivered to the foregoing attorneys-in-fact.
IN WITNESS
WHEREOF, the undersigned has caused this Power of Attorney to be executed
as of this 7th day of April, 2005.
/S/ JAMES O'LEARY
(signature)

JAMES O'LEARY