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NSN 4820-01-162-0071

Velocity Fuse

About this product

Poppet flow control device, spring disk loading method, g9 plain, optional en (pipe) 2nd end connection style, valve operation method: automatic.

Manufacturer part number 631B-4-1/8-2 for national stock number 4820011620071.

Datasheet

  • Product description

    Safety Relief Valve NSN 4820-01-162-0071.

  • MPN or Model

    631B-4-1/8-2

  • Schedule B
    8481.40.0000 (Safety or relief valves)
  • NMF (National Motor Freight)
    127220 - Pressure Reg/red/relief Valves NOI
  • Unit Weight (Est.)
    0.6 lb
  • Thread Direction
    Right-hand all ends
  • Flow Control Device
    Poppet
  • Disk Loading Method
    Spring
  • Maximum Operating Temp
    225.0 degrees fahrenheit single response
  • Connection Style
    G9 plain, optional en (pipe) 2nd end
  • Valve Operation Method
    Automatic
  • Connection Type
    Threaded internal pipe 2nd end
  • Maximum Operating Pressure
    3600.0 pounds per square inch single response
  • Thread Size
    0.125 inches all ends
  • Seat Angle
    30.0 degrees 1st end
  • Opening Pressure Setting
    200.0 pounds per square inch
  • Material
    Steel comp 416 flow control device
  • Media For Which Designed
    Water-oil-gas single response
  • Style Designator
    Err-090
  • Thread Series Designator
    Nptf 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 4820011620071

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
631B-4-1/8-2 Parker-hannifin Corporation
631B-4-1/8-2 Teledyne Industries Inc
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