Air Operated Valve Pipe Size 1/4 in Valve Design 3-Way Valve Configuration Universal Orifice Dia 1/8 in Coefficient of Volume 0.31 Min Operating Pressure Differential 0 psi Max Operating Pressure Differential 125 psi Max Fluid Temp 200 Degrees F Air Inlet 1/8 in FNPT Inlet Pressure 30 to 125 psi Body Material Brass Gasket Material NBR Seat Material NBR Center Line Pipe Center Size 2 15/16 in Overall Length 1 9/16 in Overall Width 1 3/16 in Overall Height 3 11/32 in