Watts Relief Valve: FNPTF x FNPTF, 3/4 in x 3/4 in, Bronze
The WATTS Relief Valve is an ASME Section XIII hot water pressure relief valve, type FNPTF x FNPTF, in a 3/4 in x 3/4 in bronze configuration with a maximum operating pressure of 150 psi (MPN 3/4 174A 125 FS). 3G…
SKU 3G-OTH-442520
Also listed as: 34174A125FS · 3 4 174A 125 FS · 3-4-174A-125-FS
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Product Description
The WATTS Relief Valve is an ASME Section XIII hot water pressure relief valve, type FNPTF x FNPTF, in a 3/4 in x 3/4 in bronze configuration with a maximum operating pressure of 150 psi (MPN 3/4 174A 125 FS). 3G Electric interprets demand and delivers this genuine industrial part across 14 departments, with specialist depth in combustion, pumps and controls as an authorised distributor.
Frequently Asked Questions
What is the Watts 3/4 174A 125 FS relief valve used for?
The Watts 3/4 174A 125 FS is an ASME Section XIII hot water pressure relief valve used in commercial and industrial hydronic systems. It automatically opens to discharge excess pressure when the system exceeds 150 psi, protecting boilers, water heaters, and piping from overpressure damage.
What are the specifications of the Watts 3/4 174A 125 FS relief valve?
This Watts relief valve has 3/4 inch FNPTF female threaded connections on both inlet and outlet, a bronze body, and a maximum operating pressure of 150 psi. It is ASME Section XIII certified for hot water service. The manufacturer part number is 3/4 174A 125 FS.
Where to buy the Watts 3/4 174A 125 FS relief valve worldwide?
3G Electric supplies the Watts 3/4 174A 125 FS relief valve worldwide. As a global industrial distributor, we handle full logistics, customs clearance, and delivery to your site. Contact us for availability and lead time. We source and deliver this Watts valve to any country.
How to install the Watts 3/4 174A 125 FS relief valve?
Install the Watts 3/4 174A 125 FS relief valve in the hot water system's pressure relief tapping, ensuring the discharge pipe is directed to a safe drain. Apply thread sealant to the FNPTF connections and tighten to manufacturer torque specs. Never install a shutoff valve between the relief valve and the system.
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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.
