WATTS® 0358550 374A Pressure Relief Valve, 3/4 in, FNPT, Iron Body

1295102 MFG #: 0358550
$70.99 / ea

WATTS® Pressure Relief Valve, Series: 374A, 3/4 in Nominal Size, FNPT, Media: Water, Iron Body, 2-1/2 in L x 3-1/2 in H

This 3/4 in 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 45 psi for applications up to 875,000 Btu/hr.

  • Features
  • Seat located above drain water can't be trapped and sediment can't foul seat
  • Non-mechanical seat-to-disc alignment will not stick or freeze
  • Iron body with forged bronze inlet
  • 875000 Btu/hr steam rating
  • 45 psi standard pressure settings
  • Standard/Approvals: ASME Specified, NB Certified, HV Certified, MIL-V-18634B Type I Class 3A Style A
  • WARRANTY: 1 Year