<ARTICLE> 5
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM THE
FINANCIAL STATEMENTS CONTAINED IN THE BODY OF THE ACCOMPANYING FORM 10-Q AND IS
QUALIFIED IN ITS ENTIRETY BY REFERENCE TO SUCH FINANCIAL STATEMENTS.
</LEGEND>
<MULTIPLIER>                                     1,000

                                     
<PERIOD-TYPE>                                        9-MOS
<FISCAL-YEAR-END>                                    DEC-31-1998
<PERIOD-END>                                         SEP-30-1999
<CASH>                                               8,955
<SECURITIES>                                         0
<RECEIVABLES>                                        47,825
<ALLOWANCES>                                         0
<INVENTORY>                                          47,825
<CURRENT-ASSETS>                                     111,324
<PP&E>                                               120,788
<DEPRECIATION>                                       87,381
<TOTAL-ASSETS>                                       199,652
<CURRENT-LIABILITIES>                                53,343
<BONDS>                                              4,115
<PREFERRED-MANDATORY>                                0
<PREFERRED>                                          0
<COMMON>                                             14,374
<OTHER-SE>                                           97,377
<TOTAL-LIABILITY-AND-EQUITY>                         199,652
<SALES>                                              153,196
<TOTAL-REVENUES>                                     154,697
<CGS>                                                109,464
<TOTAL-COSTS>                                        144,358
<OTHER-EXPENSES>                                     1,686
<LOSS-PROVISION>                                     0
<INTEREST-EXPENSE>                                   49
<INCOME-PRETAX>                                      8,604
<INCOME-TAX>                                         2,770
<INCOME-CONTINUING>                                  5,834
<DISCONTINUED>                                       0
<EXTRAORDINARY>                                      0
<CHANGES>                                            0
<NET-INCOME>                                         5,834
<EPS-BASIC>                                        .48
<EPS-DILUTED>                                        .47