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NSN 4820-01-196-4230

Expansion Bypass Valve

About this product

Aluminum alloy, qq-a-225/8, alloy 6061, t651 body material, hydraulic fluid, petroleum base and lubricating oil, diester base media for which designed, piston, spring loaded flow control device, flow control device material: steel.

Manufacturer part number 20859-001 for national stock number 4820011964230.

Datasheet

  • Product description

    System Pressure Regulating Valve NSN 4820-01-196-4230.

  • MPN or Model

    20859-001

  • Schedule B
    8481.80.9015 (Regulator valves, self-operating, for controlling variables such as temperature, pressure, flow and liquid level)
  • NMF (National Motor Freight)
    127220 - Pressure Reg/red/relief Valves NOI
  • Unit Weight (Est.)
    22 lb
  • Body Material
    Aluminum alloy, qq-a-225/8, alloy 6061, t651
  • Media For Which Designed
    Hydraulic fluid, petroleum base and lubricating oil, diester base
  • Flow Control Device
    Piston, spring loaded
  • Flow Control Device Material
    Steel
  • Valve Loading Method
    Spring
  • Maximum Inlet Pressure Rating
    3000.0 pounds per square inch
  • Filter
    Not included
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System Pressure Regulating Valve

A value designed to automatically maintain within close limits a predetermined pressure within a closed system regardless of the higher fluctuating or constant inlet pressure. The excess pressure is by-passed to the accumulator or reservoir in lieu of passing through the entire system. It is designed primarily for use in refrigeration and air conditioning systems. Excludes valve, regulating, fluid pressure and valve, calibrated flow.

Mechanic Bill explains Expansion Bypass Valve

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NSN 4820011964230

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
20859-001 Sargent Aerospace & Defense, Llc
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