<TABLE> <S> <C>

<ARTICLE>                           5
<LEGEND>
THIS  SCHEDULE  CONTAINS  SUMMARY   FINANCIAL  INFORMATION  EXTRACTED  FROM  THE
COMPANY'S UNAUDITED CONDENSED CONSOLIDATED  FINANCIAL STATEMENTS  FOR  THE   SIX
MONTHS  ENDED  JUNE 30, 1997 AND CONSOLIDATED FINANCIAL STATEMENTS FOR THE  YEAR
ENDED DECEMBER 31, 1996,  AND IS QUALIFIED IN ITS ENTIRETY BY REFERENCE TO  SUCH
FINANCIAL STATEMENTS.
</LEGEND>
<MULTIPLIER>                        1,000
       
<S>                                          <C>               <C>
<PERIOD-START>                                JAN-01-1997      JAN-01-1996
<PERIOD-TYPE>                                 6-MOS            YEAR
<FISCAL-YEAR-END>                             DEC-31-1997      DEC-31-1996
<PERIOD-END>                                  JUN-30-1997      DEC-31-1996
<CASH>                                             78,276           95,784
<SECURITIES>                                            0                0
<RECEIVABLES>                                     167,831          150,817
<ALLOWANCES>                                       (5,419)          (5,807)
<INVENTORY>                                       124,808          117,461
<CURRENT-ASSETS>                                   17,442           11,036
<PP&E>                                            239,357          263,859
<DEPRECIATION>                                   (193,280)        (189,536)
<TOTAL-ASSETS>                                    782,351          781,704
<CURRENT-LIABILITIES>                             355,491          337,659
<BONDS>                                           227,960          229,492
<COMMON>                                               97               97
<PREFERRED-MANDATORY>                                   0                0
<PREFERRED>                                             0                0
<OTHER-SE>                                        102,315          106,113
<TOTAL-LIABILITY-AND-EQUITY>                      782,351          781,704
<SALES>                                         1,090,810        2,225,313
<TOTAL-REVENUES>                                1,090,810        2,225,313
<CGS>                                             892,055        1,831,006
<TOTAL-COSTS>                                   1,035,786        2,138,783
<OTHER-EXPENSES>                                        0                0
<LOSS-PROVISION>                                        0                0
<INTEREST-EXPENSE>                                 13,884           30,778
<INCOME-PRETAX>                                    44,433           64,508
<INCOME-TAX>                                       12,572           17,496
<INCOME-CONTINUING>                                18,334           19,601
<DISCONTINUED>                                          0                0
<EXTRAORDINARY>                                         0                0
<CHANGES>                                               0                0
<NET-INCOME>                                       18,334           19,601
<EPS-PRIMARY>                                        2.01             2.14
<EPS-DILUTED>                                           0                0
        

</TABLE>