<ARTICLE> 5
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM 10Q FILING
FOR NINE MONTHS ENDED 12/27/98 AND IS QUALIFIED IN ITS ENTIRETY BY REFERENCE TO
SUCH FINANCIAL STATEMENTS.
</LEGEND>
<MULTIPLIER> 1,000
       
                                                  
<PERIOD-TYPE>                   9-MOS                   9-MOS
<FISCAL-YEAR-END>                          MAR-31-1999             MAR-31-1998
<PERIOD-START>                             APR-01-1998             APR-01-1997
<PERIOD-END>                               DEC-27-1998             DEC-28-1997
<CASH>                                          37,778                  68,960
<SECURITIES>                                       388                     388
<RECEIVABLES>                                  240,470                 209,915
<ALLOWANCES>                                       127                     177
<INVENTORY>                                     39,476                  49,072
<CURRENT-ASSETS>                               361,554                 373,030
<PP&E>                                         536,360                 521,550
<DEPRECIATION>                                 206,462                 188,012
<TOTAL-ASSETS>                                 903,664                 908,309
<CURRENT-LIABILITIES>                          283,331                 277,402
<BONDS>                                        314,443                 180,810
<PREFERRED-MANDATORY>                                0                  44,979
<PREFERRED>                                          0                       0
<COMMON>                                           124                     121
<OTHER-SE>                                     128,644                 220,654
<TOTAL-LIABILITY-AND-EQUITY>                   903,664                 908,309
<SALES>                                        789,765                 787,811
<TOTAL-REVENUES>                               789,765                 787,811
<CGS>                                          650,740                 650,196
<TOTAL-COSTS>                                  650,740                 650,196
<OTHER-EXPENSES>                                 5,703                   7,564
<LOSS-PROVISION>                                     0                       0
<INTEREST-EXPENSE>                              16,089                  21,880
<INCOME-PRETAX>                                 59,398                  48,605
<INCOME-TAX>                                     8,910                       0
<INCOME-CONTINUING>                             50,488                  48,605
<DISCONTINUED>                                       0                       0
<EXTRAORDINARY>                               (16,288)                       0
<CHANGES>                                            0                       0
<NET-INCOME>                                    34,200                  48,605
<EPS-PRIMARY>                                     2.75                    3.72
<EPS-DILUTED>                                     2.68                    3.62