<ARTICLE> 5 <MULTIPLIER> 1,000 <PERIOD-TYPE> 3-MOS <FISCAL-YEAR-END> MAY-31-1999 <PERIOD-START> MAY-31-1998 <PERIOD-END> AUG-31-1998 <CASH> 3,313 <SECURITIES> 28,200 <RECEIVABLES> 69,890 <ALLOWANCES> 321 <INVENTORY> 49,491 <CURRENT-ASSETS> 160,676 <PP&E> 59,593 <DEPRECIATION> 30,847 <TOTAL-ASSETS> 202,949 <CURRENT-LIABILITIES> 18,455 <BONDS> 0 <PREFERRED-MANDATORY> 0 <PREFERRED> 0 <COMMON> 102,299 <OTHER-SE> 82,195 <TOTAL-LIABILITY-AND-EQUITY> 202,949 <SALES> 45,192 <TOTAL-REVENUES> 45,192 <CGS> 22,792 <TOTAL-COSTS> 22,792 <OTHER-EXPENSES> 20,939 <LOSS-PROVISION> 0 <INTEREST-EXPENSE> 0 <INCOME-PRETAX> 1,873 <INCOME-TAX> 632 <INCOME-CONTINUING> 0 <DISCONTINUED> 0 <EXTRAORDINARY> 0 <CHANGES> 0 <NET-INCOME> 1,241 <EPS-PRIMARY> .11 <EPS-DILUTED> .11