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Watts 1/2 IN Lead Free Brass 3-Way Small Water Pressure Regulator, Reduced Range 3-50 psi

SKU: 3631890

$556.50

Manufacturer’s List Price

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Product Details

Watts 3631890

This 1/2'' lead free small water pressure regulator is used in small general purpose applications to regulate water pressure in piping systems using water and No. 2 fuel oil. It has an oversized orifice and is ideally used on beverage dispensing, paint spraying equipment, ice cube machines, humidifiers, drinking fountains, and other small process applications. It consists of a lead free brass body with an adjusting tee handle, NPT threaded female connections, three-way low water pressure gauge port, aluminum spring cage, Buna-N stainless steel disc, and a reinforced Buna-N diaphragm. The reduced water pressure range is 3 to 50 psi (0.2 to 3.4 bar) and the water pressure is set at 15 psi (1.0 bar).


  • UPC 098268428926
  • Online Product ID 3631890
  • Weight 1.19 lbs.
  • Material Brass
  • Adjustable Reduced Pressure Range Psi 3 to 50
  • Disc Material Buna-N
  • Inlet Connection Size 0.5''
  • Inlet Connection Type Female Threaded
  • Inlet Thread Type NPT
  • Lead Free yes
  • Maximum Temperature Deg F 140
  • Maximum Working Pressure Psi 300
  • Outlet Connection Size 0.5''
  • Outlet Connection Thread Type NPT
  • Outlet Connection Type Female Threaded
  • Series LF263A
  • Standard Reduced Pressure Setting Psi 15
  • Trim Material Lead Free Brass
  • Valve Style 3-Way

Additional information

  • Temperature range is 0 to 140 deg F (-18 to 60 deg C)
  • Lead free brass body
  • Tee handle adjustment
  • Npt threaded female inlet and outlet connections
  • Oversized orifice
  • Stainless steel stem and spring
  • Maximum working pressure is 300 psi (21 bar)

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