<ARTICLE> 5 <MULTIPLIER> 1,000 <PERIOD-TYPE> 3-MOS YEAR <FISCAL-YEAR-END> DEC-31-2000 DEC-31-1999 <PERIOD-START> JAN-01-2000 JAN-01-1999 <PERIOD-END> MAR-31-2000 DEC-31-1999 <CASH> 1,711 1,023 <SECURITIES> 0 0 <RECEIVABLES> 48,951 52,307 <ALLOWANCES> 1,378 1,270 <INVENTORY> 29,073 27,624 <CURRENT-ASSETS> 84,420 85,648 <PP&E> 39,025 37,848 <DEPRECIATION> 28,878 27,731 <TOTAL-ASSETS> 134,385 132,350 <CURRENT-LIABILITIES> 47,100 50,333 <BONDS> 3,583 4,131 <PREFERRED-MANDATORY> 0 0 <PREFERRED> 0 0 <COMMON> 0 0 <OTHER-SE> 83,776 78,498 <TOTAL-LIABILITY-AND-EQUITY> 134,385 132,350 <SALES> 37,697 166,556 <TOTAL-REVENUES> 46,153 200,622 <CGS> 18,306 78,803 <TOTAL-COSTS> 23,353 99,641 <OTHER-EXPENSES> 17,367 76,023 <LOSS-PROVISION> 151 1,822 <INTEREST-EXPENSE> 177 925 <INCOME-PRETAX> 5,350 37,759 <INCOME-TAX> 2,140 15,459 <INCOME-CONTINUING> 3,210 22,300 <DISCONTINUED> 0 0 <EXTRAORDINARY> 0 0 <CHANGES> 0 0 <NET-INCOME> 3,210 22,300 <EPS-BASIC> 0 0 <EPS-DILUTED> 0 0