<ARTICLE>  5
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM
PARKER-HANNIFIN CORPORATION'S REPORT ON FORM 10-Q FOR ITS QUARTERLY PERIOD
ENDED DECEMBER 31, 1998 AND IS QUALIFIED IN ITS ENTIRETY BY REFERENCE TO 
SUCH FINANCIAL STATEMENTS.

<MULTIPLIER> 1,000

       
                                        
<PERIOD-TYPE>                                    6-MOS
<FISCAL-YEAR-END>                          JUN-30-1999
<PERIOD-END>                               DEC-31-1998
<CASH>                                          39,940
<SECURITIES>                                         0
<RECEIVABLES>                                  611,392
<ALLOWANCES>                                    10,452
<INVENTORY>                                  1,011,723
<CURRENT-ASSETS>                             1,821,119
<PP&E>                                       2,487,666
<DEPRECIATION>                               1,296,372
<TOTAL-ASSETS>                               3,721,352
<CURRENT-LIABILITIES>                          949,854
<BONDS>                                        639,838
<COMMON>                                        55,906
<PREFERRED-MANDATORY>                                0
<PREFERRED>                                          0
<OTHER-SE>                                   1,713,841
<TOTAL-LIABILITY-AND-EQUITY>                 3,721,352
<SALES>                                      2,417,745
<TOTAL-REVENUES>                             2,417,745
<CGS>                                        1,890,474
<TOTAL-COSTS>                                1,890,474
<OTHER-EXPENSES>                                     0
<LOSS-PROVISION>                                   584
<INTEREST-EXPENSE>                              33,416
<INCOME-PRETAX>                                217,921
<INCOME-TAX>                                    76,272
<INCOME-CONTINUING>                            141,649
<DISCONTINUED>                                       0
<EXTRAORDINARY>                                      0
<CHANGES>                                            0
<NET-INCOME>                                   141,649
<EPS-PRIMARY>                                     1.30
<EPS-DILUTED>                                     1.29