1-321-802-5889

NSN 4820-00-287-5651

Relief Valve

About this product

W/o lever.

Manufacturer part number A540-3-4-125PSI for national stock number 4820002875651.

Datasheet

  • Product description

    Pressure And Temperature Relief Valve NSN 4820-00-287-5651.

  • MPN or Model

    A540-3-4-125PSI

  • Schedule B
    8481.40.0000 (Safety or relief valves)
  • NMF (National Motor Freight)
    127220 - Pressure Reg/red/relief Valves NOI
  • Body Material
    Bronze
  • Body Style
    Angle give "adqm" and "adqn" only if flanged one or two ends
  • Stem Material
    Bronze
  • Tempurature Rating
    210.0 degrees fahrenheit
  • First End Connection Type
    Threaded internal pipe
  • First End Style Designator
    Plain
  • First End Pipe Size Accommodated
    0.750 inches
  • First End Thread Direction
    Right-hand
  • Second End Relationship With First End
    Not identical
  • Second End Connection Type
    Threaded external pipe
  • Second End Style Designator
    Plain
  • Second End Pipe Size Accommodated
    0.750 inches
  • Second End Thread Direction
    Right-hand
  • Flow Control Device
    Poppet
  • Flow Control Device Material
    Bronze
  • End Connection Quantity
    2
  • Adjustable Pressure Range
    +75.0/+175.0 pounds per square inch
  • Tempurature Adjustability
    Adjustable
  • Tempurature Control Device Type
    Fusible
More from these suppliers
Pressure And Temperature Relief Valve

A valve designed to release under excessive pressure and/or excessive temperature by opening at a predetermined pressure and/or temperature. Thermostatically operated valves close when the pressure is relieved or the temperature is reduced. Fusible plug valves require replacement of the plug. See also valve, safety relief and valve, regulating. Temperature.

Mechanic Bill explains Relief Valve

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NSN 4820002875651

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
A540-3-4-125PSI Watts Regulator Co
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