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NSN 4820-01-134-6951

Velocity Fuse

About this product

Deflector cap.

Manufacturer part number D559B-8M-20 for national stock number 4820011346951.

Datasheet

  • Product description

    Safety Relief Valve NSN 4820-01-134-6951.

  • MPN or Model

    D559B-8M-20

  • Schedule B
    8481.40.0000 (Safety or relief valves)
  • NMF (National Motor Freight)
    127220 - Pressure Reg/red/relief Valves NOI
  • Unit Weight (Est.)
    1.1 lb
  • Thread Direction
    Right-hand 1st end
  • Flow Control Device
    Poppet
  • Maximum Operating Temp
    250.0 degrees fahrenheit single response
  • Connection Style
    G46b plain (pipe) 1st end
  • Valve Operation Method
    Automatic
  • Connection Type
    Threaded external pipe 1st end
  • Maximum Operating Pressure
    200.0 pounds per square inch single response
  • Thread Size
    1.000 inches 1st end
  • Opening Pressure Setting
    20.0 pounds per square inch
  • Material
    Copper alloy
  • Media For Which Designed
    Hydrogen 4th response
  • Style Designator
    Err-090
  • Thread Series Designator
    Npt 1st end
More from these suppliers
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 4820011346951

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
D559B-8M-20 Circor Aerospace, Inc.
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