174A, 3/4" Boiler Pressure Relief Valve (30 psi), 650K BTU Watts
174A, 3/4" Boiler Pressure Relief Valve (30 psi), 650K BTU
Brand: Watts
Part#: 0274428
Model: 174A-030
This product has been discontinued. No direct replacement is available at this time.

Description

Watts 174A series, 30 psi relief valve is intended for use with hot water boilers with rating of up to 650K BTU.

Features:
  • With seat located above drain, the sediment in water cannot clog/foul it
  • Non-mechanical disc-to-seat alignment prevents sticking or freezing
  • Water seal designed to protect the steel spring from contact with water
  • Rugged, bronze body
  • ASME listed, meets MIL-V-18634B

Technical Specifications:
  • Size: 3/4"
  • Connections: Female NPT (inlet) x Female NPT (outlet)
  • Relief Pressure: 30 psi (fixed/non-adjustable)
  • Max Boiler BTU: 650K BTU
  • Max operating temperature: 250°F

Warranty:
1-year limited warranty

Documents

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