<ARTICLE>                                       5
<LEGEND>
THIS SCHEDULE  CONTAINS SUMMARY  FINANCIAL  INFORMATION  EXTRACTED FROM THE
CONSOLIDATED  BALANCE SHEET AND STATEMENTS OF INCOME FOUND IN THE COMPANY'S FORM
10-Q FOR THE YEAR-TO-DATE, AND IS QUALIFIED IN ITS ENTIRETY BY REFERENCE TO SUCH
FINANCIAL STATEMENTS
</LEGEND>
<MULTIPLIER>                                              1000
       
                                               
<PERIOD-TYPE>                                   6-MOS
<FISCAL-YEAR-END>                               DEC-31-1997
<PERIOD-END>                                    JUN-29-1997
<CASH>                                                    3168
<SECURITIES>                                                 0
<RECEIVABLES>                                            39437
<ALLOWANCES>                                                 0
<INVENTORY>                                              38803
<CURRENT-ASSETS>                                         85962
<PP&E>                                                  148619
<DEPRECIATION>                                          102684
<TOTAL-ASSETS>                                          164380
<CURRENT-LIABILITIES>                                    37439
<BONDS>                                                  30000
<PREFERRED-MANDATORY>                                        0
<PREFERRED>                                                  0
<COMMON>                                                 41090
<OTHER-SE>                                               47788
<TOTAL-LIABILITY-AND-EQUITY>                            164380
<SALES>                                                 124592
<TOTAL-REVENUES>                                        124592
<CGS>                                                    89417
<TOTAL-COSTS>                                           110019
<OTHER-EXPENSES>                                             0
<LOSS-PROVISION>                                             0
<INTEREST-EXPENSE>                                        1360
<INCOME-PRETAX>                                          13213
<INCOME-TAX>                                              4968
<INCOME-CONTINUING>                                       8245
<DISCONTINUED>                                               0
<EXTRAORDINARY>                                              0
<CHANGES>                                                    0
<NET-INCOME>                                              8245
<EPS-PRIMARY>                                             1.09
<EPS-DILUTED>                                             1.09