3/4" GAS PRESSURE REGULATOR-250,000 Maxitrol 3819 RV48-3/4 RV48-3/4 3/4" GAS PRESSURE REGULATOR-250,000, Tank Mounted, Series: RV400S500GC250K3B, Max Pressure: 250 psi (17.2 bar), Inlet Connection 3/4" FNPT, Outlet Connection 3/4" FNPT Direct Injection Ball Valve,Pilot Gas Supply Pressure;25inHg-.5inWc To 36inHg +-.5inWc (7.6Bar -.9Bar), Flow Range:50 This 3/4"-Body Gas Pressure Regulator (Maxitrol) will fit RV and hot water tanks that have a 3/4" gas connection. In addition, it has a liquid-adjusting screw, non-rising stem and rough-coated finish to prevent corrosion. Maxitrol 3/4" Gas Pressure Regulators are designed especially for low-pressure propane applications. The regulator is factory set at 10.0 psi to allow the maximum amount of propane in a relatively small cylinder so you can run your appliances for a longer period of time between refills or stay on the road if you have an RV with a limited demand for propane. The RV48-3/4 is a 3/4" Gas Pressure Regulator based on the Maxitrol Regulator design. The regulator output is configured to match the requirements of most residential and commercial gas fired water heaters. A stepped outlet design provides multi-stage regulation of the inlet gas pressure to the desired regulated s The Maxitrol RV48-3/4 controls propane gas pressure from 30-60 psi and contains a heat indicator. A shut off safety valve is included for using propane without electricity. This regulator is typical in mobile homes and motor homes. The regulator has a large gas outlet for the 3/4" pipe. The RV48 Regulator from Maxitrol is a 3/4" gas regulator that delivers 3/4" gas pressure for the operation of high temperature / high pressure Maxitrol 48 series valves. The combination of high temperature (250°F) and high pressure (75 psig / 5 bar) is required to operate Maxitrol Series 48 valves. Maxitrol RV 48-3/4 Pressure Regulator. This Maxitrol RV48-3/4 Gas Pressure Regulator Control Valves is designed for LP Gas residential use and will not work with Natural Gas.