<TABLE> <S> <C>

<ARTICLE> 5
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM THE
STATEMENT OF FINANCIAL POSITION AND THE CONDENSED STATEMENT OF OPERATIONS AND IS
QUALIFIED IN ITS ENTIRETY BY REFERENCE TO SUCH FINANCIAL STATEMENTS.
</LEGEND>
<RESTATED> 
<MULTIPLIER> 1,000
       
<S>                             <C>                     <C>                     <C>                     <C>
<PERIOD-TYPE>                   YEAR                   9-MOS                   6-MOS                   3-MOS
<FISCAL-YEAR-END>                          DEC-31-1996             DEC-31-1996             DEC-31-1996             DEC-31-1996
<PERIOD-END>                               DEC-31-1996             SEP-30-1996             JUN-30-1996             MAR-31-1996
<CASH>                                          23,934                  33,082                  18,538                  19,051
<SECURITIES>                                         0                       0                       0                       0
<RECEIVABLES>                                  358,744                 373,150                 363,444                 357,629
<ALLOWANCES>                                    16,032                  15,148                  14,299                  14,526
<INVENTORY>                                    262,169                 249,783                 254,912                 252,270
<CURRENT-ASSETS>                               674,087                 687,284                 664,868                 656,958
<PP&E>                                         997,350                 992,939                 973,196                 965,328
<DEPRECIATION>                                 559,867                 563,711                 546,406                 540,584
<TOTAL-ASSETS>                               1,289,487               1,274,618               1,248,133               1,255,640
<CURRENT-LIABILITIES>                          424,956                 429,746                 409,096                 383,079
<BONDS>                                        257,727                 251,962                 252,304                 302,301
<PREFERRED-MANDATORY>                                0                       0                       0                       0
<PREFERRED>                                          0                       0                       0                       0
<COMMON>                                       139,559                 140,298                 142,317                 143,007
<OTHER-SE>                                     306,857                 288,045                 279,998                 263,960
<TOTAL-LIABILITY-AND-EQUITY>                 1,289,487               1,274,618               1,248,133               1,255,640
<SALES>                                      2,032,915               1,523,020               1,030,037                 512,113
<TOTAL-REVENUES>                             2,032,915               1,523,020               1,030,037                 512,113
<CGS>                                        1,520,736               1,140,000                 769,871                 385,856
<TOTAL-COSTS>                                1,520,736               1,140,000                 769,871                 385,856
<OTHER-EXPENSES>                                     0                       0                       0                       0
<LOSS-PROVISION>                                     0                       0                       0                       0
<INTEREST-EXPENSE>                              25,813                  19,361                  13,127                   6,285
<INCOME-PRETAX>                                153,421                 120,632                  89,675                  30,515
<INCOME-TAX>                                    50,700                  42,400                  32,200                   6,100
<INCOME-CONTINUING>                            102,721                  78,232                  57,475                  24,415
<DISCONTINUED>                                       0                       0                       0                       0
<EXTRAORDINARY>                                      0                       0                       0                       0
<CHANGES>                                            0                       0                       0                       0
<NET-INCOME>                                   102,721                  78,232                  57,475                  24,415
<EPS-PRIMARY>                                     3.62                    2.74                    2.01                     .85
<EPS-DILUTED>                                     3.51                    2.66                    1.94                     .83
        

</TABLE>