1.25 X 1.25" Air Relief 175#

1 1/4" Male NPT Inlet X 1 1/4" Female NPT Outlet, Set at 15 PSI, 484 Pounds Per Hour Capacity, Bronze/Brass Trim and Metal Seat, ASME Section I Steam Pressure Relief Valve with Plain Lever

1 1/4" Male NPT Inlet X 1 1/4" Female NPT Outlet, Set at 50 PSI, 1018 Pounds Per Hour Capacity, Bronze/Brass Trim and Metal Seat, ASME Section I Steam Pressure Relief Valve with Plain Lever

1 1/4" Male NPT Inlet X 1 1/4" Female NPT Outlet, Set at 125 PSI, 2190 Pounds Per Hour Capacity, Bronze/Brass Trim and Metal Seat, ASME Section I Steam Pressure Relief Valve with Plain Lever

1 1/4" Male NPT Inlet X 1 1/4" Female NPT Outlet, Set at 150 PSI, 2583 Pounds Per Hour Capacity, Bronze/Brass Trim and Metal Seat, ASME Section I Steam Pressure Relief Valve with Plain Lever

1"mxf 150#airSecVIII 972 scfm

1 1/4" Male NPT Inlet X 1 1/4" Female NPT Outlet, Set at 30 PSI, 729 Pounds Per Hour Capacity, Bronze/Brass Trim and Metal Seat, ASME Section VIII Steam Pressure Relief Valve with Plain Lever

1 1/4" Male NPT Inlet X 1 1/4" Female NPT Outlet, Set at 40 PSI, 897 Pounds Per Hour Capacity, Bronze/Brass Trim and Metal Seat, ASME Section VIII Steam Pressure Relief Valve with Plain Lever