<ARTICLE> 5
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM THE
BALANCE SHEET, INCOME STATEMENT, AND FOOTNOTES AND IS QUALIFIED IN ITS
ENTIRETY BY REFERENCE TO SUCH FINANCIAL STATEMENTS.
</LEGEND>
       
                             
<PERIOD-TYPE>                   9-MOS
<FISCAL-YEAR-END>                          DEC-31-1997
<PERIOD-END>                               SEP-30-1997
<CASH>                                              62
<SECURITIES>                                     17138
<RECEIVABLES>                                    13112
<ALLOWANCES>                                         0
<INVENTORY>                                       6449
<CURRENT-ASSETS>                                 38257
<PP&E>                                           36451
<DEPRECIATION>                                 (15489)
<TOTAL-ASSETS>                                   60359
<CURRENT-LIABILITIES>                            14687
<BONDS>                                              0
<PREFERRED-MANDATORY>                                0
<PREFERRED>                                          0
<COMMON>                                          6341
<OTHER-SE>                                       32301
<TOTAL-LIABILITY-AND-EQUITY>                     60359
<SALES>                                          25422
<TOTAL-REVENUES>                                 25422
<CGS>                                            21630
<TOTAL-COSTS>                                    21630
<OTHER-EXPENSES>                                  1969
<LOSS-PROVISION>                                     0
<INTEREST-EXPENSE>                                 510
<INCOME-PRETAX>                                   1823
<INCOME-TAX>                                       683
<INCOME-CONTINUING>                               1140
<DISCONTINUED>                                       0
<EXTRAORDINARY>                                      0
<CHANGES>                                            0
<NET-INCOME>                                      1140
<EPS-PRIMARY>                                      .09
<EPS-DILUTED>                                      .09