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Pressure Relief Valve 1/2" MPT x FPT 50-175 psi

Item #:B145-20 
Manufacturer Item: 0371271
Manufacturer: WATTS REGULATOR CO
Watts Water B145-20 Pressure Relief Valve
B145-20
Watts Regulators series 530C calibrated pressure relief valves are used in commercial, residential and industrial applications to protect against excessive pressure in systems containing water, oil, or air. It consists of a bronze body construction with NPT threaded male inlet and NPT threaded female (drain) outlet connections, stainless steel spring, brass bonnet, buna-N disc and buna-N o-ring. Series 530C has a calibrated adjustment feature for setting the valve to the required relief pressure, and is ideal for by-pass thermal expansion pressure relief.
  • Valves are spring operated brass valves designed for use only as protection from the build up of excessive pressure in systems containing water, oil or air
  • Incorporate a calibrated adjustment feature for setting the valve to the relief pressure required
  • Adjustable stainless steel spring
  • Buna-N disc on machined body seat
  • Should not be used in system application
  • Brass bonnet, spring washer and disc holder
Sid Harvey Item #:B145-20: Replaces Part #:'s : 5G4002,
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Watts Water B145-20

Valves Relief and Pressure

Brand Name
Watts Water
Type
Poppet Valve
Pressure Setting
50-175 PSI
Inlet Size
1/2" MPT
Outlet Size
1/2" FPT
B145-20
Pressure Relief Valve 1/2" MPT x FPT 50-175 psi
Quantity: