Hex Bushing, Pipe Fitting Material Black Forged Steel, Fitting Schedule/Class Class 3000, Pipe Size - Pipe Fitting 1 1/4 in x 3/8 in, Fitting Connection Type MNPT x FNPT, Standards ASME B 16.11, ASTM A106, B 1.20. 1, Max. Pressure 1500 psi @ 150 Degrees F, Saturated Steam Pressure 300 psi @ 550 Degrees F, Outside Dia. 1 3/4 in, Number of Holes 2, Hex Size 1 3/4 in, Temp. Range -20 Degrees to 550 Degrees F