Boyar Schultz 612 Surface Grinder Cross Feed Screw Nut 13392

  For sale is a Cross Feed Screw and Nut for Boyar Schultz 6" X 12"
  Surface Grinders.  16" Overall length.  3/4" Diameter acme screw.
  I measure 7 TPI on the screw.  

  NOTE: This is a used screw and nut
  assembly: there is VISIBLE WEAR on the screw and nut (see
  photographs).  The screw is "straight".

(Click on the thumbnail images to enlarge)