<ARTICLE> 5 <MULTIPLIER> 1,000 <PERIOD-TYPE> 6-MOS <FISCAL-YEAR-END> NOV-30-1998 <PERIOD-END> MAY-31-1998 <CASH> 13,200 <SECURITIES> 8,000 <RECEIVABLES> 256,200 <ALLOWANCES> 0 <INVENTORY> 133,400 <CURRENT-ASSETS> 468,700 <PP&E> 1,157,400 <DEPRECIATION> 745,300 <TOTAL-ASSETS> 1,479,500 <CURRENT-LIABILITIES> 375,000 <BONDS> 0 <PREFERRED-MANDATORY> 0 <PREFERRED> 0 <COMMON> 4,200 <OTHER-SE> 300,800 <TOTAL-LIABILITY-AND-EQUITY> 1,479,500 <SALES> 797,400 <TOTAL-REVENUES> 797,400 <CGS> 630,100 <TOTAL-COSTS> 736,000 <OTHER-EXPENSES> (600) <LOSS-PROVISION> 0 <INTEREST-EXPENSE> 5,200 <INCOME-PRETAX> 57,000 <INCOME-TAX> 22,800 <INCOME-CONTINUING> 34,200 <DISCONTINUED> 0 <EXTRAORDINARY> 0 <CHANGES> 0 <NET-INCOME> 34,200 <EPS-PRIMARY> .83 <EPS-DILUTED> .81