Coupling, Fitting Schedule/Class Class 150, Pipe Size - Pipe Fitting 3 in, Fitting Connection Type Grooved, Standards ASTM A47, ASTM A536, UL Listed, Max. Pressure 600 psi, Outside Dia. 3 1/2 in, Number of Holes 2, Hex Size 3/4 in, Temp. Range -40 Degrees to 250 Degrees F. This item has been restricted from sale in the following state (s): []