McMaster 4638K124 Low Pressure Pipe Fitting, Galvanized Iron Tee Connector, 3 4 NPT Female G1238842 Straight Keys Included Straight Keys Included UL Listed Rotation CCW Motor Horsepower 1 125 hp Minimum Ambient Temperature 40 Degrees C Current 0 Water Specifications Met ASME B1 Pressure Rating Low Pressure Shape Tee Fitting Type Connector Fitting Connection NPT Female Pipe Size 3 4 Pressure Class 150 Material Galvanized Iron Maximum Pressure @ Temperature 150 psi @ 72° F Maximum Steam Pressure @ Temperature 150 psi @ 350° F Certification UL Listed Connects To Pipe Class 150 Material Galvanized Steel For Pipe Material Galvanized Steel For Pipe Schedule 40 For Use With Air