FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

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

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

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

OMB Number: 3235-0287
Expires: January 31, 2005
Estimated average burden
hours per response. . .0.5

Filed By
Romeo and Dye's
Section 16 Filer
www.section16.net

1. Name and Address of Reporting Person*

Pistell, Timothy K.

2. Issuer Name and Ticker or Trading Symbol
PARKER-HANNIFIN CORPORATION (PH)

6. Relationship of Reporting Person(s)
to Issuer (Check all applicable)
    Director                                       10% Owner
X Officer (give title below)          Other (specify below)

Vice President, Finance and Administration and Chief Financial Officer

(Last)      (First)     (Middle)

Parker-Hannifin Corporation
6035 Parkland Boulevard

3. I.R.S. Identification Number
of Reporting Person,
if an entity (voluntary)

(Street)

Cleveland, OH 44124-4141

(City)     (State)     (Zip)

Table I — Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned

1. Title of Security
(Instr. 3)

2. Trans-
action
Date
(Month/ Day/
Year)

2A. Deemed
Execution
Date,
if any
(Month/Day/
Year)

3. Trans-
action Code
(Instr. 8)

4. Securities Acquired (A) or Disposed of (D)
(Instr. 3, 4 & 5)

5. Amount of
Securities
Beneficially
Owned Follow-
ing Reported Transactions(s)
(Instr. 3 & 4)

6. Owner-
ship Form:
Direct (D)
or Indirect (I)
(Instr. 4)

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

Code

V

Amount

(A)
or
(D)

Price

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. Conver-
sion or
Exercise
Price of Derivative Security

3. Trans-
action Date

(Month/
Day/
Year)

4. Trans-
action
Code

(Instr. 8)

5. Number of Derivative Securities Acquired (A) or Disposed of (D)

(Instr. 3, 4 & 5)

6. Date Exercisable
and Expiration
Date
(Month/Day/
Year)

7. Title and Amount of Underlying Securities
(Instr. 3 & 4)

8. Price of Derivative Security
(Instr. 5)

9. Number of
Derivative
Securities
Beneficially
Owned
Following
Reported Transaction(s)
(Instr. 4)

10. Owner-
ship Form
of Deriv-
ative
Security:
Direct (D)
or Indirect (I)
(Instr. 4)

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

Code

V

(A)

(D)

Date Exer-cisable

Expira-
tion
Date

Title

Amount or Number of
Shares

Option to Buy

$39.8400

08/07/02

A

V

4,450

08/07/03

08/06/12

Common Stock

4,450

 ⁽¹⁾

4,450⁽²⁾

D

Option to Buy

$39.8400

08/07/02

A

V

4,450

08/07/04

08/06/12

Common Stock

4,450

(1)

4,450(2)

D

Option to Buy

$40.0900

04/17/03

A

14,000

04/17/04

04/16/13

Common Stock

14,000

(1)

14,000(2)

D

Option to Buy

$40.0900

04/17/03

A

14,000

04/17/05

04/16/13

Common Stock

14,000

(1)

14,000(2)

D

Explanation of Responses:

(1) Granted under the Corporation's 1993 Stock Incentive Program in a transaction exempt under Rule 16b-3.
(2) In addition to the options reported hereon, Mr. Pistell owns 31,053 additional options which were granted pursuant to the Corporation's 1993 Stock Incentive Program, at various exercise prices and expiration dates, as previously reported.

**Intentional misstatements or omissions of facts constitute Federal Criminal Violations.
See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).

Note: File three copies of this Form, one of which must be manually signed.
          If space is insufficient, See Instruction 6 for procedure.

Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.