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Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
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<SEC-DOCUMENT>0001021408-03-002667.txt : 20030213
<SEC-HEADER>0001021408-03-002667.hdr.sgml : 20030213
<ACCEPTANCE-DATETIME>20030213110512
ACCESSION NUMBER:		0001021408-03-002667
CONFORMED SUBMISSION TYPE:	SC 13G
PUBLIC DOCUMENT COUNT:		1
FILED AS OF DATE:		20030213

SUBJECT COMPANY:	

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			INNOVATIVE SOLUTIONS & SUPPORT INC
		CENTRAL INDEX KEY:			0000836690
		STANDARD INDUSTRIAL CLASSIFICATION:	SERVICES-COMPUTER PROGRAMMING SERVICES [7371]
		IRS NUMBER:				232507402
		STATE OF INCORPORATION:			PA
		FISCAL YEAR END:			0930

	FILING VALUES:
		FORM TYPE:		SC 13G
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	005-60807
		FILM NUMBER:		03557172

	BUSINESS ADDRESS:	
		STREET 1:		420 LAPP RD
		CITY:			MALVERN
		STATE:			PA
		ZIP:			19355
		BUSINESS PHONE:		6108899898

	MAIL ADDRESS:	
		STREET 1:		420 LAPP ROAD
		CITY:			MALVERN
		STATE:			PA
		ZIP:			19355

FILED BY:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			PARKER HANNIFIN CORP
		CENTRAL INDEX KEY:			0000076334
		STANDARD INDUSTRIAL CLASSIFICATION:	MISCELLANEOUS FABRICATED METAL PRODUCTS [3490]
		IRS NUMBER:				340451060
		STATE OF INCORPORATION:			OH
		FISCAL YEAR END:			0630

	FILING VALUES:
		FORM TYPE:		SC 13G

	BUSINESS ADDRESS:	
		STREET 1:		6035 PARKLAND BOULEVARD
		CITY:			CLEVELAND
		STATE:			OH
		ZIP:			44124-4141
		BUSINESS PHONE:		2168963000

	MAIL ADDRESS:	
		STREET 1:		6035 PARKLAND BOULEVARD
		CITY:			CLEVELAND
		STATE:			OH
		ZIP:			44124-4141

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	PARKER APPLIANCE CO
		DATE OF NAME CHANGE:	19670907
</SEC-HEADER>
<DOCUMENT>
<TYPE>SC 13G
<SEQUENCE>1
<FILENAME>dsc13g.txt
<DESCRIPTION>SCHEDULE 13G
<TEXT>
<PAGE>

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

                                  SCHEDULE 13G

                    Under the Securities Exchange Act of 1934
                          (Amendment No. ___________)*

                     Innovative Solutions and Support, Inc.
                 -----------------------------------------------
                                (Name of Issuer)

                                  Common Stock
                         ------------------------------
                         (Title of Class of Securities)

                                   45769N 105
                               ------------------
                                 (CUSIP Number)

                                December 31, 2002
              -----------------------------------------------------
             (Date of Event Which Requires Filing of this Statement)

Check the appropriate box to designate the rule pursuant to which this Schedule
is filed:
[_]     Rule 13d-1(b)
[_]     Rule 13d-1(c)
[x]     Rule 13d-1(d)

*The remainder of this cover page shall be filled out for a reporting person's
initial filing on this form with respect to the subject class of securities, and
for any subsequent amendment containing information which would alter the
disclosures provided in a prior cover page.

The information required in the remainder of this cover page shall not be deemed
to be "filed" for the purpose of Section 18 of the Securities Exchange Act of
1934 ("Act") or otherwise subject to the liabilities of that section of the Act
but shall be subject to all other provisions of the Act (however, see the
Notes).

<PAGE>

- --------------------------------------------------------------------------------
CUSIP No. 45769N 105
- --------------------------------------------------------------------------------
    1       Names of Reporting Persons
            I.R.S. Identification Nos. of above persons (entities only).

            Parker-Hannifin Corporation
- --------------------------------------------------------------------------------

    2       Check the Appropriate Box if a Member of a Group (See Instructions)
            (a)
            (b)
            Not Applicable
- --------------------------------------------------------------------------------

    3       SEC Use Only

- --------------------------------------------------------------------------------

    4       Citizenship or Place of Organization
                           Ohio

- --------------------------------------------------------------------------------

  Number of        5        Sole Voting Power
   Shares                        1,183,036
Beneficially
  Owned by         6        Shared Voting Power
    Each                            -0-
  Reporting
 Person With       7        Sole Dispositive Power
                                 1,183,036

                   8        Shared Dispositive Power
                                    -0-
- --------------------------------------------------------------------------------
    9       Aggregate Amount Beneficially Owned by Each Reporting Person
                           1,183,036
- --------------------------------------------------------------------------------

   10       Check if the Aggregate Amount in Row (9) Excludes Certain Shares
            (See Instructions)
                           Not applicable
- --------------------------------------------------------------------------------

   11       Percent of Class Represented by Amount in Row (9)
                           9.1%
- --------------------------------------------------------------------------------

   12       Type of Reporting Person (See Instructions)
                           CO
- --------------------------------------------------------------------------------

                                        2

<PAGE>

Item 1.

1(a). Name of Issuer:  Innovative Solutions and Support, Inc.

1(b). Address of Issuer's Principal Executive Offices:

                              720 Pennsylvania Drive
                              Exton, PA  19341

Item 2.

2(a). Name of Person Filing: Parker-Hannifin Corporation

2(b). Address of Principal Business Office or, if None, Residence:

                              6035 Parkland Boulevard
                              Cleveland, OH  44124

2(c). Citizenship: Ohio

2(d). Title of Class of Securities: Common Stock

2(e). CUSIP Number: 45769N105


Item 3. If this statement is filed pursuant to (S)(S)240.13d-1(b) or
        240.13d-2(b) or (c), check whether the person filing is a:

3(a). [_]  Broker or dealer registered under section 15 of the Act (15 U.S.C.
           78o).

3(b). [_]  Bank as defined in section 3(a)(6) of the Act (15 U.S.C. 78c).

3(c). [_]  Insurance company as defined in section 3(a)(19) of the Act (15
           U.S.C. 78c).

3(d). [_]  Investment company registered under section 8 of the Investment
           Company Act of 1940 (15 U.S.C 80a-8).

3(e). [_]  An investment adviser in accordance with (S)240.13d-1(b)(1)(ii)(E);

3(f). [_]  An employee benefit plan or endowment fund in accordance with (S)240.
           13d-1(b)(1)(ii)(F);

3(g). [_]  A parent holding company or control person in accordance with (S)240.
           13d-1(b)(1)(ii)(G);

                                        3

<PAGE>

3(h). [_]    A savings associations as defined in Section 3(b) of the Federal
             Deposit Insurance Act (12 U.S.C. 1813);

3(i). [_]    A church plan that is excluded from the definition of an investment
             company under section 3(c)(14) of the Investment Company Act of
             1940 (15 U.S.C. 80a-3);

3(j). [_]    Group, in accordance with (S)240.13d-1(b)(1)(ii)(J).

      Not Applicable.

Item 4. Ownership.

Provide the following information regarding the aggregate number and percentage
of the class of securities of the issuer identified in Item 1.

4(a). Amount beneficially owned:   1,183,036

4(b). Percent of class:   9.1%

4(c). Number of shares as to which the person has:

      (i)    Sole power to vote or to direct the vote:   1,183,036

      (ii)   Shared power to vote or to direct the vote:   0

      (iii)  Sole power to dispose or to direct the disposition of:   1,183,036

      (iv)   Shared power to dispose or to direct the disposition of:   0

Instruction. For computations regarding securities which represent a right to
acquire an underlying security see (S)240.13d3(d)(1).

Item 5. Ownership of Five Percent or Less of a Class

             Not Applicable.

Item 6. Ownership of More than Five Percent on Behalf of Another Person

             Not Applicable.

Item 7. Identification and Classification of the Subsidiary Which Acquired the
        Security Being Reported on By the Parent Holding Company or Control
        Person.

             Not Applicable.

                                        4

<PAGE>

Item 8. Identification and Classification of Members of the Group

               Not Applicable.

Item 9. Notice of Dissolution of Group

               Not Applicable.

Item 10.Certification

               Not Applicable.


                                    SIGNATURE

After reasonable inquiry and to the best of my knowledge and belief, I certify
that the information set forth in this statement is true, complete and correct.

                                         February 13, 2003
                                   ---------------------------
                                            (Date)


                                   PARKER-HANNIFIN CORPORATION

                                       /s/ Thomas A. Piraino, Jr.
                                   -----------------------------------
                                               (Signature)

                                   Thomas A. Piraino, Jr.
                                   Vice President, General Counsel and Secretary
                                   ---------------------------------------------
                                                   (Name/Title)

                                        5

</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
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