<ARTICLE> 5
<MULTIPLIER> 1,000
       
                             
<PERIOD-TYPE>                   6-MOS
<FISCAL-YEAR-END>                          DEC-31-1998
<PERIOD-START>                             JAN-01-1998
<PERIOD-END>                               JUN-30-1998
<CASH>                                          20,849
<SECURITIES>                                         0
<RECEIVABLES>                                  221,368
<ALLOWANCES>                                     2,302
<INVENTORY>                                    196,507
<CURRENT-ASSETS>                               472,702
<PP&E>                                         473,736
<DEPRECIATION>                                 265,477
<TOTAL-ASSETS>                                 842,500
<CURRENT-LIABILITIES>                          191,068
<BONDS>                                        158,155
<PREFERRED-MANDATORY>                                0
<PREFERRED>                                          0
<COMMON>                                        51,855
<OTHER-SE>                                     319,436
<TOTAL-LIABILITY-AND-EQUITY>                   842,500
<SALES>                                        539,044
<TOTAL-REVENUES>                               539,044
<CGS>                                          331,855
<TOTAL-COSTS>                                  475,840
<OTHER-EXPENSES>                                17,179
<LOSS-PROVISION>                                     0
<INTEREST-EXPENSE>                               6,702
<INCOME-PRETAX>                                 39,323
<INCOME-TAX>                                    13,763
<INCOME-CONTINUING>                             25,560
<DISCONTINUED>                                       0
<EXTRAORDINARY>                                      0
<CHANGES>                                            0
<NET-INCOME>                                    25,560
<EPS-PRIMARY>                                      .63
<EPS-DILUTED>                                      .63