Safety Valve 14 bar UNF 3/8"
0005-19314 bar / 200 psiUNF 3/8"
$44
External Over Pressure Valve (OPV) for older first stages with UNF 3/8" LP ports and no built in OPV. Protects the LP hoses and second stages from increasing intermediate pressure. Valve opens at around 14 bar / 200 psi pressure.