<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>                   3-MOS
<FISCAL-YEAR-END>                          DEC-31-1996
<PERIOD-END>                               MAR-31-1997
<CASH>                                           6,944
<SECURITIES>                                         0
<RECEIVABLES>                                   36,858
<ALLOWANCES>                                         0
<INVENTORY>                                     35,476
<CURRENT-ASSETS>                                86,570
<PP&E>                                         132,565
<DEPRECIATION>                                  91,390
<TOTAL-ASSETS>                                 164,990
<CURRENT-LIABILITIES>                           39,440
<BONDS>                                          2,654
<PREFERRED-MANDATORY>                                0
<PREFERRED>                                          0
<COMMON>                                        14,374
<OTHER-SE>                                      76,694
<TOTAL-LIABILITY-AND-EQUITY>                   164,990
<SALES>                                         58,444
<TOTAL-REVENUES>                                58,779
<CGS>                                           45,268
<TOTAL-COSTS>                                   55,079
<OTHER-EXPENSES>                                   371
<LOSS-PROVISION>                                     0
<INTEREST-EXPENSE>                                 510
<INCOME-PRETAX>                                  2,819
<INCOME-TAX>                                     1,056
<INCOME-CONTINUING>                              1,763
<DISCONTINUED>                                       0
<EXTRAORDINARY>                                      0
<CHANGES>                                            0
<NET-INCOME>                                     1,763
<EPS-PRIMARY>                                      .14
<EPS-DILUTED>                                      .14