Cross Body Material 304 Stainless Steel Class 150 Pipe Size 2-1/2 In. Connection Type FNPT Max Pressure 300 psi Max Steam Pressure 150 psi Outside Dia 3-35/64 In. Standards Material Conforms To ASTM-A-351 Threads Conform To ANSME B1.20.1 Meets MSS-SP-114 Class 150 Pressure Ratings