Solenoid Valve Body Material Brass Media Air/Inert Gas Light Oil and Water 3-Way/2-Position Normally Closed Pipe Size 1/4 In. Orifice Dia 1/16 In. Coefficient of Volume 0.09 Min Operating Pressure Differential 0 psi Max Operating Pressure Differential Air/Inert Gas 160 psi Max Operating Pressure Differential Light Oil 160 psi Max Operating Pressure Differential Water 160 psi Coil Insulation Class F NEMA Rating 3 3S 4 4X 6 6P 7 9 Max Fluid Temp 150 Degrees F