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NSN 4820-01-442-8638

Expansion Bypass Valve

About this product

Incl 2 ea gage sz 2.500 in., outlet connection sz 0.250 in. Swaged lock type.

Manufacturer part number 0781-1475 for national stock number 4820014428638.

Datasheet

  • Product description

    System Pressure Regulating Valve NSN 4820-01-442-8638.

  • MPN or Model

    0781-1475

  • Schedule B
    8481.80.9015 (Regulator valves, self-operating, for controlling variables such as temperature, pressure, flow and liquid level)
  • NMF (National Motor Freight)
    127200 - Pressure Redcng Water Relief Valve
  • Unit Weight (Est.)
    4 lb
  • Body Material
    Copper alloy
  • Media For Which Designed
    Air
  • Seat Material
    Rubber
  • End Connection Quantity
    2
  • Mounting Facility
    Panel
  • Outlet Pressure Range
    +300.0/+4500.0 pounds per square inch
  • Maximum Inlet Pressure Rating
    4500.0 pounds per square inch
  • Filter
    Included
  • End Application
    HELI-CO-PTE-R,BL
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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 4820014428638

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
0781-1475 Victor Equipment Co
SR4K-250-VIC-0797-0233 Victor Equipment Co
SR4K-250-VIC-0797-0233 Victor Equipment Co
0781-1475 Victor Equipment Co
SR4K-250-VIC-0797-0233 Victor Equipment Co
0781-1475 Victor Equipment Co
SR4K-250-VIC-0797-0233 Victor Equipment Co
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