<TABLE> <S> <C>

<PAGE>
<ARTICLE> 5
<RESTATED> 
<MULTIPLIER> 1,000
       
<S>                             <C>                     <C>                     <C>
<PERIOD-TYPE>                   3-MOS                   6-MOS                   9-MOS
<FISCAL-YEAR-END>                          JUN-30-1997             JUN-30-1997             JUN-30-1997
<PERIOD-END>                               SEP-30-1996             DEC-31-1996             MAR-31-1997
<CASH>                                          14,200                  68,400                  82,100
<SECURITIES>                                    86,800                  13,600                  43,900
<RECEIVABLES>                                  375,800                 386,200                 501,200
<ALLOWANCES>                                  (10,300)                (10,300)                (10,300)
<INVENTORY>                                    320,500                 311,300                 340,200
<CURRENT-ASSETS>                               923,000                 911,600               1,093,600
<PP&E>                                       1,496,300               1,518,700               1,676,400
<DEPRECIATION>                               (784,200)               (803,500)               (812,600)
<TOTAL-ASSETS>                               2,711,600               2,784,200               3,207,100
<CURRENT-LIABILITIES>                          464,100                 478,800                 855,300
<BONDS>                                        218,500                 218,500                 226,400
<PREFERRED-MANDATORY>                                0                       0                       0
<PREFERRED>                                          0                       0                       0
<COMMON>                                       148,400                 148,400                 148,400
<OTHER-SE>                                   1,584,600               1,640,500               1,619,200
<TOTAL-LIABILITY-AND-EQUITY>                 2,711,600               2,784,200               3,207,100
<SALES>                                        523,000               1,087,200               1,725,700
<TOTAL-REVENUES>                               533,100               1,108,100               1,753,500
<CGS>                                          350,100                 734,800               1,165,300
<TOTAL-COSTS>                                  454,000                 941,200               1,476,400
<OTHER-EXPENSES>                                 2,500                   5,100                   8,100
<LOSS-PROVISION>                                     0                       0                       0
<INTEREST-EXPENSE>                               6,000                  12,000                  18,600
<INCOME-PRETAX>                                 70,600                 149,800                 250,400
<INCOME-TAX>                                    25,500                  54,100                  90,300
<INCOME-CONTINUING>                             45,100                  95,700                 160,100
<DISCONTINUED>                                  33,600                  71,100                 116,000
<EXTRAORDINARY>                                      0                       0                       0
<CHANGES>                                            0                       0                       0
<NET-INCOME>                                    78,700                 166,800                 276,100
<EPS-PRIMARY>                                      .54                    1.15                    1.91
<EPS-DILUTED>                                      .54                    1.15                    1.91
        

</TABLE>