<ARTICLE> 5
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM THE
CONDENSED CONSOLIDATED STATEMENT OF OPERATIONS AND BALANCE SHEET OF WESTERN
DIGITAL CORPORATION AND IS QUALIFIED IN ITS ENTIRETY BY REFERENCE TO SUCH
QUARTERLY REPORT ON FORM 10-Q FOR THE NINE MONTH PERIOD ENDED MARCH 31, 2000.
</LEGEND>
<MULTIPLIER> 1,000

                             
<PERIOD-TYPE>                   9-MOS
<FISCAL-YEAR-END>                          JUN-30-2000
<PERIOD-START>                             JUL-04-1999
<PERIOD-END>                               MAR-31-2000
<CASH>                                         202,087
<SECURITIES>                                         0
<RECEIVABLES>                                  192,524
<ALLOWANCES>                                    15,069
<INVENTORY>                                     98,208
<CURRENT-ASSETS>                               533,818
<PP&E>                                         435,226
<DEPRECIATION>                                 326,340
<TOTAL-ASSETS>                                 690,195
<CURRENT-LIABILITIES>                          525,043
<BONDS>                                        222,562
<PREFERRED-MANDATORY>                                0
<PREFERRED>                                          0
<COMMON>                                         1,393
<OTHER-SE>                                   (107,410)
<TOTAL-LIABILITY-AND-EQUITY>                   690,195
<SALES>                                      1,483,718
<TOTAL-REVENUES>                             1,483,718
<CGS>                                        1,517,235
<TOTAL-COSTS>                                1,517,235
<OTHER-EXPENSES>                               330,695
<LOSS-PROVISION>                                 1,000
<INTEREST-EXPENSE>                             (5,132)
<INCOME-PRETAX>                              (359,080)
<INCOME-TAX>                                         0
<INCOME-CONTINUING>                          (359,080)
<DISCONTINUED>                                       0
<EXTRAORDINARY>                                166,899
<CHANGES>                                            0
<NET-INCOME>                                 (192,181)
<EPS-BASIC>                                     (1.64)
<EPS-DILUTED>                                   (1.64)