<ARTICLE> 5
<CURRENCY> U.S. DOLLARS

                             
<PERIOD-TYPE>                   3-MOS
<FISCAL-YEAR-END>                          MAY-31-2000
<PERIOD-START>                             JUN-01-1999
<PERIOD-END>                               AUG-31-1999
<EXCHANGE-RATE>                                  1,000
<CASH>                                          74,855
<SECURITIES>                                         7
<RECEIVABLES>                                  151,327
<ALLOWANCES>                                         0
<INVENTORY>                                     95,118
<CURRENT-ASSETS>                               336,871
<PP&E>                                         522,132
<DEPRECIATION>                                 308,503
<TOTAL-ASSETS>                                 581,021
<CURRENT-LIABILITIES>                           99,210
<BONDS>                                        164,315
<PREFERRED-MANDATORY>                                0
<PREFERRED>                                          0
<COMMON>                                        37,053
<OTHER-SE>                                     208,317
<TOTAL-LIABILITY-AND-EQUITY>                   581,021
<SALES>                                        173,667
<TOTAL-REVENUES>                               176,495
<CGS>                                          147,767
<TOTAL-COSTS>                                  147,767
<OTHER-EXPENSES>                                     0
<LOSS-PROVISION>                                     0
<INTEREST-EXPENSE>                               3,599
<INCOME-PRETAX>                                 14,048
<INCOME-TAX>                                     5,057
<INCOME-CONTINUING>                              8,991
<DISCONTINUED>                                       0
<EXTRAORDINARY>                                      0
<CHANGES>                                            0
<NET-INCOME>                                     8,991
<EPS-BASIC>                                        .25
<EPS-DILUTED>                                      .25