1 1/4" Male NPT Inlet X 1 1/2" Female NPT Outlet, Set at 250 PSI, 6812 Pounds Per Hour Capacity, Bronze/Brass Trim and Metal Seat, ASME Section I Steam Pressure Relief Valve with Plain Lever

1.251.5 15#AirRelf 292scfm

1.25x1.5 25#AirRelf 381scfm

1 1/4" Male NPT Inlet X 1 1/2" Female NPT Outlet, Set at 30 PSI, 425 SCFM Capacity, Bronze/Brass Trim and Metal Seat, ASME Section VIII Air/Gas Pressure Relief Valve with Plain Lever

1 1/4" Male NPT Inlet X 1 1/2" Female NPT Outlet, Set at 50 PSI, 621 SCFM Capacity, Bronze/Brass Trim and Metal Seat, ASME Section VIII Air/Gas Pressure Relief Valve with Plain Lever

1.25x1.5 60#AirRelf 720SCFM

1.25x1.5 75#AirRelf 867scfm

1 1/4" Male NPT Inlet X 1 1/2" Female NPT Outlet, Set at 100 PSI, 1112 SCFM Capacity, Bronze/Brass Trim and Metal Seat, ASME Section VIII Air/Gas Pressure Relief Valve with Plain Lever

1.25x1.5 125#AirRelf 1357scfm

1 1/4" Male NPT Inlet X 1 1/2" Female NPT Outlet, Set at 135 PSI, 1455 SCFM Capacity, Bronze/Brass Trim and Metal Seat, ASME Section VIII Air/Gas Pressure Relief Valve with Plain Lever