<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, 1999 AND IS QUALIFIED IN ITS ENTIRETY BY REFERENCE TO SUCH
FINANCIAL STATEMENTS.
</LEGEND>
<MULTIPLIER> 1,000

                             
<PERIOD-TYPE>                   6-MOS
<FISCAL-YEAR-END>                          JUN-30-2000
<PERIOD-END>                               DEC-31-1999
<CASH>                                          74,353
<SECURITIES>                                         0
<RECEIVABLES>                                  637,591
<ALLOWANCES>                                     9,477
<INVENTORY>                                    915,037
<CURRENT-ASSETS>                             1,767,490
<PP&E>                                       2,572,878
<DEPRECIATION>                               1,358,676
<TOTAL-ASSETS>                               3,722,411
<CURRENT-LIABILITIES>                          653,793
<BONDS>                                        735,266
<PREFERRED-MANDATORY>                                0
<PREFERRED>                                          0
<COMMON>                                        56,065
<OTHER-SE>                                   1,912,879
<TOTAL-LIABILITY-AND-EQUITY>                 3,722,411
<SALES>                                      2,481,500
<TOTAL-REVENUES>                             2,481,500
<CGS>                                        1,947,919
<TOTAL-COSTS>                                1,947,919
<OTHER-EXPENSES>                                     0
<LOSS-PROVISION>                                 1,171
<INTEREST-EXPENSE>                              28,571
<INCOME-PRETAX>                                226,805
<INCOME-TAX>                                    78,248
<INCOME-CONTINUING>                            148,557
<DISCONTINUED>                                       0
<EXTRAORDINARY>                                      0
<CHANGES>                                            0
<NET-INCOME>                                   148,557
<EPS-BASIC>                                       1.36
<EPS-DILUTED>                                     1.35