<ARTICLE> 5
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM CONSOLIDATED
BALANCE SHEET AT DECEMBER 31, 1997 AND CONSOLIDATED STATEMENT OF INCOME FOR THE
YEAR ENDED DECEMBER 31, 1997 AND IS QUALIFIED IN ITS ENTIRETY BY REFERENCE TO
SUCH FINANCIAL STATEMENTS.
</LEGEND>
<MULTIPLIER> 1,000
       
                             
<PERIOD-TYPE>                   YEAR
<FISCAL-YEAR-END>                          DEC-31-1997
<PERIOD-START>                             JAN-01-1997
<PERIOD-END>                               DEC-31-1997
<CASH>                                          20,296
<SECURITIES>                                    36,473
<RECEIVABLES>                                  302,885
<ALLOWANCES>                                         0
<INVENTORY>                                    128,082
<CURRENT-ASSETS>                               549,837
<PP&E>                                         259,634
<DEPRECIATION>                                 115,733
<TOTAL-ASSETS>                                 991,050
<CURRENT-LIABILITIES>                          242,080
<BONDS>                                         20,800
<PREFERRED-MANDATORY>                                0
<PREFERRED>                                          0
<COMMON>                                        86,595
<OTHER-SE>                                     581,986
<TOTAL-LIABILITY-AND-EQUITY>                   991,050
<SALES>                                        825,125
<TOTAL-REVENUES>                             1,226,936
<CGS>                                          507,322
<TOTAL-COSTS>                                  796,836
<OTHER-EXPENSES>                               246,239
<LOSS-PROVISION>                                     0
<INTEREST-EXPENSE>                                   0
<INCOME-PRETAX>                                185,659
<INCOME-TAX>                                    63,143
<INCOME-CONTINUING>                            122,516
<DISCONTINUED>                                       0
<EXTRAORDINARY>                                      0
<CHANGES>                                            0
<NET-INCOME>                                   122,516
<EPS-PRIMARY>                                     1.78
<EPS-DILUTED>                                     1.76