Square Head Plug, Pipe Fitting Material Forged Steel, Fitting Schedule/Class Class 6000, Pipe Size - Pipe Fitting 1-1/2 in, Fitting Connection Type MNPT, Standards ASTM A105; ASME B 16.11; ANSI/ASME B 1.20. 1, Temp. Range -20 Degrees to 150 Degrees F, Plug Construction Solid