Propane LP CNG Valves Grid view List view 100 lb. POL 3/4″ NGT Inlet – 375 PSI Relief – 10.2″ Dip Tube 100LB POL Valve 375 PSI Relief 3/4″ Thread Size 10.2″ Dip Tube Add to Quote 20 lb. OPD 3/4″ NGT Inlet – FPOL and 1 5/16″ ACME Outlet – 4.0″ Dip Tube – Type I 20LB OPD Valve Brass Material 3/4″ Thread Size 4.0″ Dip Tube Add to Quote 30 lb. OPD 3/4″ NGT Inlet – FPOL and 1 5/16″ ACME Outlet – 4.7″ Dip Tube 30LB OPD Valve Brass Material 3/4″ Thread Size 4.7″ Dip Tube Add to Quote 40 lb. OPD 3/4″ NGT Inlet – FPOL and 1 5/16″ ACME Outlet – 7.0″ Dip Tube 40LB OPD Valve Brass Material 3/4″ Thread Size 7.0″ Dip Tube Add to Quote ASME Double Back Check Fill Valve 1 1/4″ NPT Inlet 1 3/4″ ACME Out with Cap ASME Double Back Filler Valve 1 1/4″ MNPT x 1 3/4″ ACME Cap & Strap ASME Tank Applications Add to Quote ASME Valve 3/4″ Inlet POL-Outlet Multi Valve No Relief ASME/Vapor Service Valve 3/4″ NGT 1-1/4″ ACME 12″ Dip Tube No DBC Fill Valve Add to Quote