Exhibit 32
Certification Pursuant to
18 U.S.C. Section 1350,
As Adopted Pursuant to
§906 of the Sarbanes-Oxley Act of 2002
Pursuant to 18 U.S.C. § 1350, as adopted pursuant to § 906 of the Sarbanes-Oxley Act of 2002, in connection with the filing of the Quarterly Report on Form 10-Q of Parker-Hannifin Corporation (the “Company”) for the quarterly period ended December 31, 2003, as filed with the Securities and Exchange Commission on the date hereof (the “Report”), each of the undersigned officers of the Company certifies, that, to such officer’s knowledge:
| (1) | The Report fully complies with the requirements of Section 13(a) or 15(d) of the Securities Exchange Act of 1934; and |
| (2) | The information contained in the Report fairly presents, in all material respects, the financial condition and results of operations of the Company as of the dates and for the periods expressed in the Report. |
Dated: January 30, 2004
| /s/ Donald E. Washkewicz |
| Name: Donald E. Washkewicz Title: President and Chief Executive Officer |
| /s/ Timothy K. Pistell |
| Name: Timothy K. Pistell Title: Vice President – Finance and Administration and Chief Financial Officer |