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NSN 4820-01-249-6822

Velocity Fuse

About this product

Disk flow control device, g9 plain, optional en (pipe) all ends connection style, automatic valve operation method, connection type: threaded internal pipe all ends.

Manufacturer part number ST47D121 for national stock number 4820012496822.

Datasheet

  • Product description

    Safety Relief Valve NSN 4820-01-249-6822.

  • MPN or Model

    ST47D121

  • Schedule B
    8481.40.0000 (Safety or relief valves)
  • NMF (National Motor Freight)
    127220 - Pressure Reg/red/relief Valves NOI
  • Thread Direction
    Right-hand all ends
  • Flow Control Device
    Disk
  • Maximum Operating Temp
    250.0 degrees fahrenheit single response
  • Connection Style
    G9 plain, optional en (pipe) all ends
  • Valve Operation Method
    Automatic
  • Connection Type
    Threaded internal pipe all ends
  • Adjustable Pressure Range
    +10.0/+150.0 pounds per square inch
  • Maximum Operating Pressure
    8000.0 pounds per square inch single response
  • Thread Size
    0.250 inches all ends
  • Material
    Stainless steel body
  • Media For Which Designed
    Water-oil-gas single response
  • Style Designator
    Err-090
  • Thread Series Designator
    Npt all ends
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 4820012496822

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
ST47D121 Lockheed Martin Corporation
PLV-255S,STYLE 3 Chemiquip Products Co, Inc
ST47D121-1 Lockheed Martin Corporation
PLV14EVNS Chemiquip Products Co, Inc
Stock Check
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