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NSN 4820-01-530-3343

Velocity Fuse

About this product

Adjustable poppet valve, zero leakage, out to atmoshere; temperature range determined my seal material.

Manufacturer part number D559B-2M-8 for national stock number 4820015303343.

Datasheet

  • Product description

    Safety Relief Valve NSN 4820-01-530-3343.

  • MPN or Model

    D559B-2M-8

  • Schedule B
    8481.40.0000 (Safety or relief valves)
  • NMF (National Motor Freight)
    127220 - Pressure Reg/red/relief Valves NOI
  • Thread Direction
    Right-hand 1st end
  • Flow Control Device
    Poppet
  • Disk Loading Method
    Spring
  • Renewable Seat Ring Type
    Pressed-in
  • Maximum Operating Temp
    400.0 degrees fahrenheit single response
  • Minimum Operating Temp
    -40.0 degrees fahrenheit
  • Connection Style
    G46b plain (pipe) 1st end
  • Valve Operation Method
    Automatic
  • Connection Type
    Threaded external pipe 1st end
  • Adjustable Pressure Range
    +0.5/+150.0 pounds per square inch
  • Maximum Operating Pressure
    150.0 pounds per square inch single response
  • Thread Size
    0.250 inches 1st end
  • Opening Pressure Setting
    8.0 pounds per square inch
  • Part Name Assigned By Controlling Agency
    Adjustable popoff relief valve
  • Material
    Stainless steel flow control device
  • Media For Which Designed
    Air single response
  • Style Designator
    Err-090
  • Thread Series Designator
    Npt 1st end
  • Furnished Items And Quantity
    1 deflector cap
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Safety Relief Valve

A valve designed to automatically release excessive pressures. It is actuated by static pressure upstream of the valve and is used as a safety valve or relief valve, and may be set to close at a predetermined pressure. It is not designed for regulation of continuously fluctuating loads. It may be inline or cartridge (manifold) design. Excludes valve (1), relief, pressure and temperature.

Mechanic Bill explains Velocity Fuse

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NSN 4820015303343

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
D559B-2M-8 Circor Aerospace, Inc.
Stock Check
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