SECURITIES AND EXCHANGE COMMISSION

                             Washington, D.C. 20549


                       -----------------------------------


                                    FORM 8-K


                                 CURRENT REPORT



                     Pursuant to Section 13 or 15(d) of the
                         Securities Exchange Act of 1934



Date of Report (Date of earliest event reported): July 8, 2003


                               NL INDUSTRIES, INC.

              (Exact name of registrant as specified in charter)



New Jersey                        1-640                13-5267260
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(State or other           (Commission File No.)     (Employer ID No.)
jurisdiction of
incorporation)



16825 Northchase Dr., Suite 1200, Houston, Texas                      77060
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(Address of principal executive offices)                           (Zip Code)



Registrant's telephone number, including area code       (281) 423-3300
                                                         --------------


                               Not Applicable
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        (Former name or former address, if changed since last report)





Item 7.

c)    Exhibits

99.1 Press release dated July 8, 2003 issued by NL Industries, Inc.


Item 9.     Regulation FD Disclosure.
- -------

      The registrant  hereby  furnishes the  information  set forth in the press
release  issued on July 8, 2003,  a copy of which is attached  hereto as Exhibit
99.1 and incorporated herein by reference.

      The information,  including the exhibit,  the registrant furnishes in this
report is not deemed  "filed"  for  purposes  of  Section  18 of the  Securities
Exchange Act of 1934, as amended,  or otherwise  subject to the  liabilities  of
that  section.  Registration  statements  or  other  documents  filed  with  the
Securities and Exchange  Commission  shall not incorporate  this  information by
reference, except as otherwise expressly stated in such filing.


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                                    SIGNATURE



      Pursuant to the  requirements of the Securities  Exchange Act of 1934, the
Registrant  has duly  caused  this  report  to be  signed  on its  behalf by the
undersigned thereunto duly authorized.


                                          NL INDUSTRIES, INC.
                                          (Registrant)



                                          /s/Robert D. Hardy
                                          ------------------------------------
                                          Robert D. Hardy
                                          Vice President, Chief Financial
                                          Officer & Controller


Dated: July 14, 2003