<ARTICLE> 5
<MULTIPLIER> 1,000
       
                             
<PERIOD-TYPE>                   3-MOS
<FISCAL-YEAR-END>                          APR-30-1999
<PERIOD-START>                             MAY-01-1998
<PERIOD-END>                               JUL-31-1998
<CASH>                                           7,052
<SECURITIES>                                         0
<RECEIVABLES>                                   46,692
<ALLOWANCES>                                     (416)
<INVENTORY>                                    137,642
<CURRENT-ASSETS>                               203,602
<PP&E>                                         297,953
<DEPRECIATION>                               (144,539)
<TOTAL-ASSETS>                                 421,570
<CURRENT-LIABILITIES>                           94,601
<BONDS>                                              0
<PREFERRED-MANDATORY>                                0
<PREFERRED>                                          0
<COMMON>                                         7,282
<OTHER-SE>                                     298,663
<TOTAL-LIABILITY-AND-EQUITY>                   421,570
<SALES>                                        150,500
<TOTAL-REVENUES>                               150,500
<CGS>                                           96,638
<TOTAL-COSTS>                                   96,638
<OTHER-EXPENSES>                                37,342
<LOSS-PROVISION>                                     0
<INTEREST-EXPENSE>                                   4
<INCOME-PRETAX>                                 17,436
<INCOME-TAX>                                     7,020
<INCOME-CONTINUING>                             10,416
<DISCONTINUED>                                       0
<EXTRAORDINARY>                                      0
<CHANGES>                                            0
<NET-INCOME>                                    10,416
<EPS-PRIMARY>                                      .36
<EPS-DILUTED>                                      .36