RELIEF VALVE, 1/2 IN close
close x 360°

  1. Rotate: Use top-to-bottom, side-to-side by use of mouse arrow.
  2. Zoom In: Double click on image.
  3. Zoom Out/Reset: Put photo at full zoom & then double click.
Available only while supplies last. Quantities may be limited.



Web Price : $14.04 / EACH

Compliance and Restrictions

  • None

Availability Service is temporarily down Available for pickup on: To view Availability, please select a Branch
Availability Service is temporarily down Expected to arrive on: To view Availability for another location, please enter postal code below

Selected Branch

Please select pick up location
New Postal Code
Postal Code should be in LNLNLN format e.g. L3T7W8
  • Item # WWG4YFC4
  • Mfr. Model # 4YFC4
  • UNSPSC # 40141606
  • Shipping Weight 0.35 lbs

Technical Specs

  • Item Tank Pressure Relief Valve
  • Application Liquid Bypass or Thermal Expansion
  • Inlet Type FNPT
  • Outlet Type MNPT
  • Outlet Size 1/2"
  • Test Lever No
  • Compliance Certified For Use in Potable Water Applications in CA and VT
  • Body Material Low-Lead Brass
  • Temp. Range Up to 120 Degrees F
  • Inlet Size 1/2"
  • Factory Set Pressure 75 PSI

Compliance and Restrictions

  • None

SDS Document Not Found

For assistance please contact our SDS Coordinator by telephone at 1-780-453-0359 or by email at


Add to Order List

Your items were added

Your items were added to some lists

Max quantity exceeded. The item could not be added to the following List(s)

No Existing List Found. Please Create New List below.

Your list has been created

Please select a list