<ARTICLE> 5
<LEGEND>
THE SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM THE
COMPANY'S FORM 10-Q FOR THE FISCAL PERIOD ENDED JUNE 28, 1997 AND IS
QUALIFIED IN ITS ENTIRETY BY REFERENCE TO SUCH FINANCIAL STATEMENTS.
</LEGEND>
<CIK> 0000089439
<NAME> MUELLER INDUSTRIES, INC.
<MULTIPLIER> 1,000
       
                             
<PERIOD-TYPE>                   6-MOS
<FISCAL-YEAR-END>                          DEC-27-1997
<PERIOD-END>                               JUN-28-1997
<CASH>                                          36,439
<SECURITIES>                                         0
<RECEIVABLES>                                  122,248
<ALLOWANCES>                                     3,223
<INVENTORY>                                    101,315
<CURRENT-ASSETS>                               273,292
<PP&E>                                         320,428
<DEPRECIATION>                                  80,133
<TOTAL-ASSETS>                                 548,780
<CURRENT-LIABILITIES>                           88,667
<BONDS>                                         39,335
<COMMON>                                           200
<PREFERRED-MANDATORY>                                0
<PREFERRED>                                          0
<OTHER-SE>                                     380,737
<TOTAL-LIABILITY-AND-EQUITY>                   548,780
<SALES>                                        416,803
<TOTAL-REVENUES>                               416,803
<CGS>                                          328,469
<TOTAL-COSTS>                                  328,469
<OTHER-EXPENSES>                                40,546
<LOSS-PROVISION>                                     0
<INTEREST-EXPENSE>                               2,296
<INCOME-PRETAX>                                 46,688
<INCOME-TAX>                                    14,591
<INCOME-CONTINUING>                             32,097
<DISCONTINUED>                                       0
<EXTRAORDINARY>                                      0
<CHANGES>                                            0
<NET-INCOME>                                    32,097
<EPS-PRIMARY>                                     1.64
<EPS-DILUTED>                                     1.63