EXHIBIT 32(a)

                                  CERTIFICATION


               In connection with the accompanying Quarterly Report on Form 10-Q
          (the "Report") of Lindsay Manufacturing Co. (the "Company") for the
          quarter ended May 31, 2005, I, Richard W. Parod, Chief Executive
          Officer of the Company and I, David B. Downing, Chief Financial
          Officer of the Company, hereby certify pursuant to 18 U.S.C. Section
          1350 as adopted pursuant to Section 906 of the Sarbanes-Oxley Act of
          2002, to my knowledge, that:

               (1)  the Report fully complies with the requirements of section
                    13(a) or 15(d) of the Securities Exchange Act of 1934; and

               (2)  the information contained in the Report fairly presents, in
                    all material respects, the financial condition and results
                    of operations of the Company.


               /s/ RICHARD W. PAROD
               -------------------------------
               President and Chief Executive Officer
               Richard W. Parod


               /s/ DAVID B. DOWNING
               -------------------------------
               Vice President and Chief Financial Officer
               David B. Downing


               July 11, 2005

               A signed original of this written statement required by Section
          906 has been provided to the Company and will be retained by the
          Company and furnished to the Securities and Exchange Commission or its
          staff upon request.


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