Check Valves

What is the cracking pressure for the 17YBCVxxxNL and 17YBFVxxxNL  series NO-LEAD Brass check & Foot valves?

What is the cracking pressure for the 17YBCVxxxNL and 17YBFVxxxNL  series NO-LEAD Brass check & Foot valves?

The cracking pressure of our 17YBCVxxxNL and 17YBFVxxxNL  series NO-LEAD Brass check & Foot valves 1/2" through 4" is equal to, or less than 0.5 PSI.