The Vulcan Hart 00-010901-00052 orifice spud meters liquefied petroleum gas flow into a compatible commercial fryer burner. Its #52 opening is sized for the specified gas application, supporting the fuel delivery required by the burner system. This small brass-style fitting, depending on the original equipment configuration, must match the fryer model and designated fuel type to maint... https://partsfe.com/spud-pro-orifice-52-for-vulcan-part-00-010901-00052/1-00-010901-00052.html