<ARTICLE> 5
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM 10K FILING 
FOR YEAR ENDED 3/31/1997 AND IS QUALIFIED IN ITS ENTIRETY BY REFERENCE TO SUCH 
FINANCIAL STATEMENTS.
</LEGEND>
<RESTATED> 
<MULTIPLIER> 1,000
       
                                                  
<PERIOD-TYPE>                   YEAR                   YEAR
<FISCAL-YEAR-END>                          MAR-31-1997             MAR-31-1996
<PERIOD-START>                             APR-01-1996             APR-01-1995
<PERIOD-END>                               MAR-31-1997             MAR-31-1996
<CASH>                                         122,491                  45,532
<SECURITIES>                                       378                     348
<RECEIVABLES>                                  191,675                 178,475
<ALLOWANCES>                                       107                      60
<INVENTORY>                                     68,125                  87,602
<CURRENT-ASSETS>                               425,242                 356,169
<PP&E>                                         523,175                 510,477
<DEPRECIATION>                                 162,615                 127,964
<TOTAL-ASSETS>                               1,009,704               1,035,142
<CURRENT-LIABILITIES>                          331,197                 313,191
<BONDS>                                        237,071                 350,000
<PREFERRED-MANDATORY>                                0                       0
<PREFERRED>                                          0                       0
<COMMON>                                           131                     130
<OTHER-SE>                                     218,661                 157,347
<TOTAL-LIABILITY-AND-EQUITY>                 1,009,704               1,035,142
<SALES>                                      1,089,397               1,020,605
<TOTAL-REVENUES>                             1,089,397               1,020,605
<CGS>                                          925,137                 834,298
<TOTAL-COSTS>                                  925,137                 834,298
<OTHER-EXPENSES>                                16,207                  14,126
<LOSS-PROVISION>                                     0                       0
<INTEREST-EXPENSE>                              35,102                  39,279
<INCOME-PRETAX>                                 36,659                  62,082
<INCOME-TAX>                                         0                  13,658
<INCOME-CONTINUING>                             36,659                  48,424
<DISCONTINUED>                                  22,500                   (623)
<EXTRAORDINARY>                                      0                       0
<CHANGES>                                            0                       0
<NET-INCOME>                                    59,159                  47,801
<EPS-PRIMARY>                                     4.55                    3.67
<EPS-DILUTED>                                     4.41                    3.56