Mistcooling Misting Nozzles - 10/24 Thread - 0.040" Orifice Size - Stainless Steel Orifice - For 40-100 PSI Stainless Steel Fixed Pin Orifice Nickel Plating Option Minimum Working pressure 40PSI Maximum Working Pressure 2000PSI 0.040" Orifice - 10/24 Thread Size