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NSN 4820-01-301-7983

Velocity Fuse

About this product

Disk flow control device, spring disk loading method, g9 plain, optional en (pipe) all ends connection style, valve operation method: automatic.

Manufacturer part number 1551AS133-1 for national stock number 4820013017983.

Datasheet

  • Product description

    Safety Relief Valve NSN 4820-01-301-7983.

  • MPN or Model

    1551AS133-1

  • Schedule B
    8481.40.0000 (Safety or relief valves)
  • NMF (National Motor Freight)
    127200 - Pressure Redcng Water Relief Valve
  • Unit Weight (Est.)
    0.4 lb
  • Thread Direction
    Right-hand all ends
  • Flow Control Device
    Disk
  • Disk Loading Method
    Spring
  • Maximum Operating Temp
    400.0 degrees fahrenheit single response
  • Connection Style
    G9 plain, optional en (pipe) all ends
  • Valve Operation Method
    Automatic
  • Connection Type
    Threaded internal pipe all ends
  • Thread Size
    0.500 inches all ends
  • Opening Pressure Setting
    15.0 pounds per square inch
  • Material
    Stainless steel body
  • Style Designator
    Err-090
  • Thread Series Designator
    Npt all ends
  • Reference Number Differentiating Characteristics
    Cleaning shall be in accordance with mil-c-52211 for oxygen service
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 4820013017983

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
1551AS133-1 Naval Air Systems Command
SS-8CPA2-C1-3 Swagelok Company
SS-8CPA2-C1-3 Nupro Co
SS-8CPA2-C1-3 Swagelok Company
Stock Check
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