Watts Pressure Relief Valve: FNPTF x FNPTF, 1 1/2 in x 2 in, Iron
The WATTS Pressure Relief Valve (MPN F383792) is an ASME Section XIII hot water pressure relief valve with FNPTF x FNPTF connections, sized 1 1/2 in x 2 in in iron, rated for a maximum operating pressure of 40 psi.
SKU 3G-OTH-442502
Need installation or engineering help?
Ask a question
Product Description
The WATTS Pressure Relief Valve (MPN F383792) is an ASME Section XIII hot water pressure relief valve with FNPTF x FNPTF connections, sized 1 1/2 in x 2 in in iron, rated for a maximum operating pressure of 40 psi.
Frequently Asked Questions
What is the Watts F383792 pressure relief valve used for?
The Watts F383792 is an ASME Section XIII hot water pressure relief valve used to protect water heaters and boilers from overpressure. It automatically opens when system pressure exceeds 40 psi, preventing equipment damage and ensuring safe operation in commercial and industrial hot water systems.
What are the specifications of the Watts F383792 pressure relief valve?
The Watts F383792 is a 1 1/2 in x 2 in FNPTF x FNPTF iron pressure relief valve with a maximum operating pressure of 40 psi. It is ASME Section XIII rated for hot water service. The valve body is constructed from iron for durability in high-temperature applications.
Where to buy the Watts F383792 pressure relief valve worldwide?
3G Electric supplies the Watts F383792 pressure relief valve worldwide. As a global industrial equipment distributor, we handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time; we source and deliver this valve to any country.
How to install the Watts F383792 pressure relief valve?
Install the Watts F383792 valve on the hot water outlet of the heater or boiler, ensuring the discharge pipe is directed to a safe drain. Use thread sealant on the FNPTF connections and tighten to manufacturer torque specs. Never install a shutoff valve between the relief valve and the system.
Used in
Common applications for WattsWatts Products
3G Electric supplies Watts asme section xiii hot water pressure relief valves. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.















