This Valve Face Plate Nut is a replacement part for your HPC FPPK safety pilot valve. It is made of stainless steel. PRODUCT FEATURES: Stainless Steel Nut Replacement Part Compatible with HPC Safety Pilot Valve (108-C) For Use with HPC Push Button Spark Ignition System (FPPK) Series Made in the USA HPC has partnered with BILT to provide you with an easy-to-use app that walks you through the installation process, and assists in troubleshooting of your new fire pit. You can download this app by searching for “BILT” in your app store (available for Android and iOS ).