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NSN 4820-01-134-3834

Velocity Fuse

About this product

Poppet flow control device, g42 flared (tube) 1st end connection style, automatic valve operation method, connection type: threaded external tube 1st end.

Manufacturer part number D559T-12D-125 for national stock number 4820011343834.

Datasheet

  • Product description

    Safety Relief Valve NSN 4820-01-134-3834.

  • MPN or Model

    D559T-12D-125

  • Schedule B
    8481.40.0000 (Safety or relief valves)
  • NMF (National Motor Freight)
    127220 - Pressure Reg/red/relief Valves NOI
  • Thread Class
    3a 1st end
  • Thread Direction
    Right-hand 1st end
  • Flow Control Device
    Poppet
  • Maximum Operating Temp
    280.0 degrees fahrenheit single response
  • Connection Style
    G42 flared (tube) 1st end
  • Valve Operation Method
    Automatic
  • Connection Type
    Threaded external tube 1st end
  • Thready Qty Per Inch (tpi)
    12 1st end
  • Maximum Operating Pressure
    200.0 pounds per square inch single response
  • Thread Size
    1.062 inches 1st end
  • Seat Angle
    37.0 degrees 1st end
  • Opening Pressure Setting
    125.0 pounds per square inch
  • Material
    Steel comp 303
  • Material Specification
    Aisi 303 assn standard single material response
  • Media For Which Designed
    Air 1st responsealcohol, ethyl 2nd responseammonia, gaseous 3rd responsefuel/oil, hydrocarbon 4th responsehelium 5th response
  • Style Designator
    Err-090
  • Thread Series Designator
    Unj 1st end
  • Furnished Items And Quantity
    1 deflector cap
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 4820011343834

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
D559T-12D-125 Circor Aerospace, Inc.
GV500HW12C125D Northrop Grumman Systems Corporation
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