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Orifices screw onto the end of the valve (opposite the knob) and control the amount of gas that come through the burners. These orifices come blank and can be used for Natural or LP Propane gas when drilled to the appropriate size.
As always this should be only be performed by your local licensed technician/professional to get your orifice drilled to the correct btu's needed.
Fits SOME Models for the following brands: Bull, Costco, Kirkland, Nexgrill, Turbo, Weber
Fits Jenn Air : 720-0138
Fits Nexgrill : 720-0057, 720-0888
Fits Turbo : 720-0057
Will Fit Weber Summit S-670 (2008, 2009-2010) OEM manifold 79175 or 79177 (Main Burners). NOTE These valves are flame throwers and contain a secondary orifice that cannot be changed. We recommend changing the Manifold.
Orifice is Blank
5mm dia orifice
0.5 mm thread size
Approx 1/4 inch long
#64 Starter Hole
Alternate part # NEX1766, MCM31300
This item is not an original manufactured part
To ensure you choose the correct replacement orifice for your grill, we recommend removing the original part and comparing it to what we list.
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Posted by Unknown on 15th May 2019
replaced several parts on an old JennAir grill .It's working again :)
Posted by Unknown on 16th Feb 2018
worked grate. fits right inside the old ones.
Posted by Unknown on 27th Sep 2017
The orifices were just what I needed and wanted. Very good service and price.