EXHIBIT 24

HARRIS CORPORATION
POWER OF ATTORNEY

	KNOW TO ALL PERSONS BY THESE PRESENTS, that the undersigned hereby makes,
constitutes and appoints each of SCOTT T. MIKUEN, ROBERT A. JOHNSON JR., and
CAROL H. TUMSER, any one signing singly, and with full power of substitution,
the undersigned's true and lawful attorney-in-fact to:

	(1)	prepare, execute in the undersigned's name and on the undersigned's behalf,
and submit to the United States Securities and Exchange Commission (the "SEC") a
Form ID, including amendments thereto, any other documents necessary or
appropriate to obtain codes, passwords, and pass-phrases, enabling the
undersigned to make electronic filings with the SEC of reports required by
Section 16(a) of the Securities Exchange Act of 1934 or any rule or regulation
of the SEC;

	(2)	execute for and on behalf of the undersigned, in the undersigned's capacity
as an officer and/or director of Harris Corporation (the "Company"), Forms 3, 4
and 5 and any other forms required to be filed in accordance with Section 16(a)
of the Securities Exchange Act of 1934 and the rules thereunder;

	(3)	do and perform any and all acts for and on behalf of the undersigned which
may be necessary or desirable to complete and execute any such Form 3, 4 and 5
and any other forms, complete and execute any amendment or amendments thereto,
and timely file such form with the SEC and any stock exchange or similar
authority; and

	(4)	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 on behalf of the
undersigned 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 any and every act and thing whatsoever 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 if personally present, with full power of substitution or revocation,
hereby ratifying and confirming all that such attorney-in-fact, or such
attorney-in-fact's substitute or substitutes, shall lawfully do or cause to be
done by virtue of this Power of Attorney and the rights and powers herein
granted.  The undersigned acknowledges that the foregoing attorney-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 with respect to the
undersigned's holdings of and transactions in securities issued by the Company,
unless earlier revoked by the undersigned in a signed writing delivered to the
foregoing attorneys-in-fact.  This Power of Attorney may be filed with the SEC
as a confirming statement of authority granted herein.

	IN WITNESS WHEREOF, the undersigned has signed this Power of Attorney as of the
22nd day of April, 2010.

Gary L. McArthur
____________________________
Name (printed)


/s/ Gary L. McArthur
____________________________
Signature