<ARTICLE> 5
<LEGEND>
This schedule contains summary financial information extracted from Form 10-K
for the year ended December 31, 1997, and is qualified in its entirety by
reference to such financial statements.
</LEGEND>
<MULTIPLIER> 1,000
       
                             
<PERIOD-TYPE>                   YEAR
<FISCAL-YEAR-END>                          DEC-31-1997
<PERIOD-START>                             JAN-01-1997
<PERIOD-END>                               DEC-31-1997
<CASH>                                            4872
<SECURITIES>                                     17004
<RECEIVABLES>                                    29857
<ALLOWANCES>                                       888
<INVENTORY>                                      35228
<CURRENT-ASSETS>                                 89125
<PP&E>                                           97583
<DEPRECIATION>                                   42550
<TOTAL-ASSETS>                                  164483
<CURRENT-LIABILITIES>                            43852
<BONDS>                                          13792
<PREFERRED-MANDATORY>                                0
<PREFERRED>                                          0
<COMMON>                                           140
<OTHER-SE>                                      102235
<TOTAL-LIABILITY-AND-EQUITY>                    164483
<SALES>                                         164905
<TOTAL-REVENUES>                                164905
<CGS>                                            99860
<TOTAL-COSTS>                                    99860
<OTHER-EXPENSES>                                 51686
<LOSS-PROVISION>                                     0
<INTEREST-EXPENSE>                                2226
<INCOME-PRETAX>                                  12390
<INCOME-TAX>                                      3927
<INCOME-CONTINUING>                               8463
<DISCONTINUED>                                    1330
<EXTRAORDINARY>                                      0
<CHANGES>                                            0
<NET-INCOME>                                      9793
<EPS-PRIMARY>                                      .70
<EPS-DILUTED>                                      .68