Comparison : Item # CN1/4-1-7, 1/4 Inch (in) Thread Size and 7 Pounds per square inch (PSI) Cracking Pressure NPTF Pipe Thread Carbon Steel Check Valve
Item # CN1/4-1-65, 1/4 Inch (in) Thread Size and 65 Pounds per square inch (PSI) Cracking Pressure NPTF Pipe Thread Carbon Steel Check Valve
Item # CN3/8-1-7, 3/8 Inch (in) Thread Size and 7 Pounds per square inch (PSI) Cracking Pressure NPTF Pipe Thread Carbon Steel Check Valve
Item # CN3/8-1-65, 3/8 Inch (in) Thread Size and 65 Pounds per square inch (PSI) Cracking Pressure NPTF Pipe Thread Carbon Steel Check Valve
Item # CN1/2-1-7, 1/2 Inch (in) Thread Size and 7 Pounds per square inch (PSI) Cracking Pressure NPTF Pipe Thread Carbon Steel Check Valve