<ARTICLE> 5 <RESTATED> <MULTIPLIER> 1,000 <PERIOD-TYPE> 6-MOS <FISCAL-YEAR-END> APR-30-1998 <PERIOD-START> MAY-01-1997 <PERIOD-END> OCT-31-1997 <CASH> 11,822 <SECURITIES> 0 <RECEIVABLES> 53,615 <ALLOWANCES> (322) <INVENTORY> 117,967 <CURRENT-ASSETS> 193,222 <PP&E> 280,210 <DEPRECIATION> (133,334) <TOTAL-ASSETS> 405,666 <CURRENT-LIABILITIES> 87,025 <BONDS> 0 <PREFERRED-MANDATORY> 0 <PREFERRED> 0 <COMMON> 7,288 <OTHER-SE> 289,876 <TOTAL-LIABILITY-AND-EQUITY> 405,666 <SALES> 292,576 <TOTAL-REVENUES> 292,576 <CGS> 191,967 <TOTAL-COSTS> 191,967 <OTHER-EXPENSES> 70,736 <LOSS-PROVISION> 0 <INTEREST-EXPENSE> 90 <INCOME-PRETAX> 31,263 <INCOME-TAX> 12,688 <INCOME-CONTINUING> 18,575 <DISCONTINUED> 0 <EXTRAORDINARY> 0 <CHANGES> 0 <NET-INCOME> 18,575 <EPS-PRIMARY> .64 <EPS-DILUTED> .63