<ARTICLE> 5 <PERIOD-TYPE> 12-MOS <FISCAL-YEAR-END> AUG-31-1997 <PERIOD-START> SEP-01-1996 <PERIOD-END> AUG-31-1997 <CASH> 4,231 <SECURITIES> 12,077 <RECEIVABLES> 18,900 <ALLOWANCES> 0 <INVENTORY> 9,995 <CURRENT-ASSETS> 49,827 <PP&E> 31,465 <DEPRECIATION> 20,171 <TOTAL-ASSETS> 107,983 <CURRENT-LIABILITIES> 19,479 <BONDS> 0 <PREFERRED-MANDATORY> 0 <PREFERRED> 0 <COMMON> 11,203 <OTHER-SE> 75,765 <TOTAL-LIABILITY-AND-EQUITY> 107,983 <SALES> 158,327 <TOTAL-REVENUES> 158,327 <CGS> 117,407 <TOTAL-COSTS> 117,407 <OTHER-EXPENSES> 0 <LOSS-PROVISION> 0 <INTEREST-EXPENSE> 0 <INCOME-PRETAX> 29,929 <INCOME-TAX> 9,877 <INCOME-CONTINUING> 0 <DISCONTINUED> 0 <EXTRAORDINARY> 0 <CHANGES> 0 <NET-INCOME> 20,052 <EPS-PRIMARY> 2.01 <EPS-DILUTED> 2.01