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Description
This 3/4 inch pressure relief valve is used in hot water boiler applications to protect against excessive pressure on all types of hot water heating boiler equipment. It consists of a iron body with forged bronze inlet, non-metallic disc-to-metal seating and stainless steel spring. This valve resists corrosive water conditions, sticking and freezing, and prevents water and sediment from being trapped in the seat. It is designed for emergency safety relief and should not be used as an operating control. The pressure setting is 30 psi for applications up to 490,000 BTU/hr.

Features:
  • Set pressure at 30 psi
  • 3/4" female inlet
  • Iron body with forged bronze inlet
  • 490,000 BTU/hr rating

Specifications:
  • Body Material: Brass
  • EANUCCCode: 098268046199
  • Inlet Connection Size: 3/4"
  • Inlet Connection Type; Female Threaded
  • Inlet Thread Type: NPT
  • Lead Free: NO
  • Maximum Temperature-Fahrenheit: 250
  • Maximum Working Pressure-PSI: 10
  • Outlet Connection Size: 3/4"
  • Outlet Connection Type: Female Threaded
  • Outlet Thread Type: NPT
  • Pressure Relief Setting-PSI: 30
  • Pressure Steam Discharge Capacity: 490,000 BTU per hour
  • Protection Type: Pressure
  • Series: 335
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Specs
Product Type:
Pressure Relief Valve
Size:
3/4"
Connection Type:
NPT
Capacity:
4900000 BTU/hr
Pressure Set Point:
30 psi
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