DESCRIPTION

  • Water seal of high temperature resisting material isolates spring working parts from water during relief
  • Non mechanical seat-to-disc alignment will not stick or freeze
  • Water can't be trapped and sediment can't foul seat
  • Bronze body safety relief valves for pressure protection only of all types of hot water heating boiler equipment
  • Standard pressure relief setting 30 psi. No. W374AF.Iron body with bronze inlet; 550,000 BTU/Hr. rating.

Watts Series 174A 1 in. Bronze FNPT 40# 250 Relief Valve

W174A40G

Manufacturer Part #: 0275022

Valve Size:

SPECIFICATIONS

ADA Compliant
No
Application
Boiler
BAA Compliant
Yes
Collection
Series 174A
Depth
4-11/25 in
End Connection 2
Female Threaded
End Connections
Female Threaded
Fitting Size 2
1 in
Height
5-3/4 in
Maximum Pressure
30 psi
Maximum Temperature
250
Valve Type
Relief Valve
Weight
1.9
Width
26 in

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DOCUMENTS