McMaster 4638K179 Low Pressure Pipe Fitting, Galvanized Iron, Inline Tee Reducer, 1 x 3 4 NPT Female 1578 Temperature Probe Temperature Probe 8 kg Series NIPDM Shaft Type Pre Drilled Shaft Mounting Hole Center to Shaft End 100 mm Mounting Hole Type Tapped Core Type Solid Surface Hardness Minimum 60 HRC Country of Origin United States –Mexico–Canada Agreement (USMCA) Qualifying No Pressure Rating Low Pressure Tee Type Inline Shape Tee Fitting Type Reducer Fitting Connection NPT Female × NPT Female × NPT Female (A) 1 (B) 3 4 (C) 1 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