<ARTICLE> 5 <LEGEND> THIS FINANCIAL DATA SCHEDULE, RESTATED TO REFLECT THE EFFECTS OF A TWO-FOR- ONE STOCK SPLIT, CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM THE COMPANY'S CONSOLIDATED FINANCIAL STATEMENTS FOR THE FISCAL QUARTER ENDED SEPTEMBER 27, 1997 AND IS QUALIFIED IN ITS ENTIRETY BY REFERENCE TO SUCH FINANCIAL STATEMENTS </LEGEND> <CIK> 0000089439 <NAME> MUELLER INDUSTRIES, INC. <RESTATED> <MULTIPLIER> 1,000 <PERIOD-TYPE> 9-MOS <FISCAL-YEAR-END> DEC-27-1997 <PERIOD-END> SEP-27-1997 <CASH> 44,333 <SECURITIES> 0 <RECEIVABLES> 142,483 <ALLOWANCES> 3,229 <INVENTORY> 113,162 <CURRENT-ASSETS> 310,132 <PP&E> 352,417 <DEPRECIATION> 96,026 <TOTAL-ASSETS> 609,643 <CURRENT-LIABILITIES> 109,382 <BONDS> 61,094 <PREFERRED-MANDATORY> 0 <PREFERRED> 0 <COMMON> 200 <OTHER-SE> 396,986 <TOTAL-LIABILITY-AND-EQUITY> 609,643 <SALES> 645,936 <TOTAL-REVENUES> 645,936 <CGS> 509,845 <TOTAL-COSTS> 509,845 <OTHER-EXPENSES> 61,259 <LOSS-PROVISION> 0 <INTEREST-EXPENSE> 4,114 <INCOME-PRETAX> 72,475 <INCOME-TAX> 22,327 <INCOME-CONTINUING> 50,148 <DISCONTINUED> 0 <EXTRAORDINARY> 0 <CHANGES> 0 <NET-INCOME> 50,148 <EPS-PRIMARY> 1.43 <EPS-DILUTED> 1.28