<ARTICLE>                     5

<LEGEND>
The schedule contains summary financial information extracted from the
Consolidated Balance Sheet & Consolidated Statement of Income and is qualified
in its entirety by reference to such financial statements. Amounts in thousands
of dollars, except per share amounts.
</LEGEND>
<MULTIPLIER>                  1000

       
                             
<PERIOD-TYPE>                   6-MOS
<FISCAL-YEAR-END>                          DEC-31-1998
<PERIOD-END>                               JUN-30-1998
<CASH>                                         150,055
<SECURITIES>                                    11,908
<RECEIVABLES>                                  296,161
<ALLOWANCES>                                     8,279
<INVENTORY>                                    375,744
<CURRENT-ASSETS>                               894,557
<PP&E>                                         825,491
<DEPRECIATION>                                 377,197
<TOTAL-ASSETS>                               1,384,649
<CURRENT-LIABILITIES>                          281,067
<BONDS>                                          3,900
<PREFERRED-MANDATORY>                                0
<PREFERRED>                                          0
<COMMON>                                        14,470
<OTHER-SE>                                     933,295
<TOTAL-LIABILITY-AND-EQUITY>                 1,384,649
<SALES>                                        738,664
<TOTAL-REVENUES>                               738,664
<CGS>                                          393,477
<TOTAL-COSTS>                                  559,665
<OTHER-EXPENSES>                                (4,856)
<LOSS-PROVISION>                                     0
<INTEREST-EXPENSE>                                 918
<INCOME-PRETAX>                                182,937
<INCOME-TAX>                                    64,404
<INCOME-CONTINUING>                            118,533
<DISCONTINUED>                                       0
<EXTRAORDINARY>                                      0
<CHANGES>                                            0
<NET-INCOME>                                   118,533
<EPS-PRIMARY>                                     1.10
<EPS-DILUTED>                                     1.10