<ARTICLE> 5 <MULTIPLIER> 1,000 <PERIOD-TYPE> 9-MOS <FISCAL-YEAR-END> DEC-31-2000 <PERIOD-START> JAN-01-2000 <PERIOD-END> SEP-30-2000 <CASH> 12,354 <SECURITIES> 0 <RECEIVABLES> 68,442 <ALLOWANCES> 761 <INVENTORY> 60,166 <CURRENT-ASSETS> 144,294 <PP&E> 109,333 <DEPRECIATION> 58,534 <TOTAL-ASSETS> 261,748 <CURRENT-LIABILITIES> 43,686 <BONDS> 0 <PREFERRED-MANDATORY> 0 <PREFERRED> 0 <COMMON> 42,075 <OTHER-SE> 175,987 <TOTAL-LIABILITY-AND-EQUITY> 261,748 <SALES> 183,408 <TOTAL-REVENUES> 183,408 <CGS> 81,849 <TOTAL-COSTS> 81,849 <OTHER-EXPENSES> 53,128 <LOSS-PROVISION> 0 <INTEREST-EXPENSE> 0 <INCOME-PRETAX> 28,721 <INCOME-TAX> 9,004 <INCOME-CONTINUING> 19,717 <DISCONTINUED> 0 <EXTRAORDINARY> 0 <CHANGES> 0 <NET-INCOME> 19,717 <EPS-BASIC> 1.44 <EPS-DILUTED> 1.41