1-321-802-5889

NSN 4820-01-090-4182

Relief Valve

About this product

Bronze, astm b61 body material, angle give "adqm" and "adqn" only if flanged one or two ends body style, 150.0 degrees fahrenheit tempurature rating, flow control device: disk, top guided.

Manufacturer part number 20257CM41M for national stock number 4820010904182.

Datasheet

  • Product description

    Pressure And Temperature Relief Valve NSN 4820-01-090-4182.

  • MPN or Model

    20257CM41M

  • Schedule B
    8481.40.0000 (Safety or relief valves)
  • NMF (National Motor Freight)
    127220 - Pressure Reg/red/relief Valves NOI
  • Unit Weight (Est.)
    13 lb
  • Body Material
    Bronze, astm b61
  • Body Style
    Angle give "adqm" and "adqn" only if flanged one or two ends
  • Tempurature Rating
    150.0 degrees fahrenheit
  • Flow Control Device
    Disk, top guided
  • End Connection Quantity
    1
  • Adjustable Pressure Range
    +751.0/+1100.0 pounds per square inch
  • Tempurature Adjustability
    Not adjustable
  • Criticality Code Justification
    Zzzy
  • Reference Number Differentiating Characteristics
    Quality control in accordance with navships 0948-045-7010 material identification and control instruction for level one items
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 4820010904182

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
20257CM41M Anderson Greenwood Lp
20257CM41ML1 Naval Inventory Control Point
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