EXHIBIT 32.1

                  CERTIFICATION OF PRINCIPAL EXECUTIVE OFFICER
                       PURSUANT TO 18 U.S.C. SECTION 1350
                       AS ADOPTED PURSUANT TO SECTION 906
                        OF THE SARBANES-OXLEY ACT OF 2002

In connection with the Annual Report of Herley Industries,  Inc. (the "Company")
on Form 10-K/A  Amendment 1 for the fiscal  year ended July 31,  2005,  as filed
with the Securities and Exchange  Commission on the date hereof (the  "Report"),
I, Myron Levy,  Vice  Chairman of the Board and Chief  Executive  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, that, to my knowledge:

     (1)  Such 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 such Report  fairly  presents,  in all
          material respects,  the financial  condition and results of operations
          of the Company.


                                Date:     November 28, 2005

                                By:       /s/ Myron Levy
                                Name:     Myron Levy
                                Title:    Vice Chairman of the Board and
                                          Chief Executive Officer


                  CERTIFICATION OF PRINCIPAL FINANCIAL OFFICER
                       PURSUANT TO 18 U.S.C. SECTION 1350
                       AS ADOPTED PURSUANT TO SECTION 906
                        OF THE SARBANES-OXLEY ACT OF 2002

In connection with the Annual Report of Herley Industries,  Inc. (the "Company")
on Form 10-K/A  Amendment 1 for the fiscal  year ended July 31,  2005,  as filed
with the Securities and Exchange  Commission on the date hereof (the  "Report"),
I, Anello C. Garefino,  Acting 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, that, to my knowledge:

     (1)  Such 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 such Report  fairly  presents,  in all
          material respects,  the financial  condition and results of operations
          of the Company.

                                Date:     November 28, 2005

                                By:       /s/ Anello C. Garefino
                                Name:     Anello C. Garefino
                                Title:    Acting Chief Executive Officer