<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> 12-MOS <FISCAL-YEAR-END> DEC-31-1997 <PERIOD-END> SEP-28-1997 <CASH> 23072 <SECURITIES> 0 <RECEIVABLES> 32186 <ALLOWANCES> 0 <INVENTORY> 28749 <CURRENT-ASSETS> 89290 <PP&E> 149209 <DEPRECIATION> 103906 <TOTAL-ASSETS> 168765 <CURRENT-LIABILITIES> 36094 <BONDS> 30000 <PREFERRED-MANDATORY> 0 <PREFERRED> 0 <COMMON> 40574 <OTHER-SE> 53938 <TOTAL-LIABILITY-AND-EQUITY> 168765 <SALES> 204224 <TOTAL-REVENUES> 204224 <CGS> 144394 <TOTAL-COSTS> 182011 <OTHER-EXPENSES> 0 <LOSS-PROVISION> 0 <INTEREST-EXPENSE> 1927 <INCOME-PRETAX> 20286 <INCOME-TAX> 7102 <INCOME-CONTINUING> 13184 <DISCONTINUED> 0 <EXTRAORDINARY> 0 <CHANGES> 0 <NET-INCOME> 13184 <EPS-PRIMARY> 1.75 <EPS-DILUTED> 1.74