Pneumatic Globe Control Valve, Pipe Size 1 1/4 in, Max. Input Air Pressure 250 psi, Max. Steam Pressure 250 WSP, Connection Type FNPT, Required Pressure 13 to 15 psi, Body Material Bronze, Seat Material 303 Stainless Steel, Number of Ports 2, Standards ANSI B16.15 Class 250, ANSI/FCI 70-2 Class IV Seat Leakage