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NSN 4820-01-439-9033

Velocity Fuse

About this product

Poppet flow control device, inside spring bonnet type, integral bonnet attachment method, disk loading method: spring.

Manufacturer part number D520T4D10 for national stock number 4820014399033.

Datasheet

  • Product description

    Safety Relief Valve NSN 4820-01-439-9033.

  • MPN or Model

    D520T4D10

  • Schedule B
    8481.40.0000 (Safety or relief valves)
  • NMF (National Motor Freight)
    051080 - Faucets, Bibcocks, Gates Valves
  • Unit Weight (Est.)
    0.5 lb
  • Thread Class
    3a 1st end
  • Thread Direction
    Right-hand 1st end
  • Flow Control Device
    Poppet
  • Bonnet Type
    Inside spring
  • Bonnet Attachment Method
    Integral
  • Disk Loading Method
    Spring
  • Maximum Operating Temp
    400.0 degrees fahrenheit single response
  • Minimum Operating Temp
    -100.0 degrees fahrenheit
  • End Application
    Strategic sealift conversion ships class
  • Connection Style
    G42 flared (tube) 1st end
  • Valve Operation Method
    Automatic
  • Connection Type
    Threaded external tube 1st end
  • Maximum Operating Pressure
    200.0 pounds per square inch single response
  • Thread Size
    0.438 inches 1st end
  • Seat Angle
    37.0 degrees 1st end
  • Opening Pressure Setting
    10.0 pounds per square inch
  • Material
    Steel comp 303 seat
  • Media For Which Designed
    Water-oil-gas single response
  • Style Designator
    Err-090
  • Thread Series Designator
    Unjf 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 4820014399033

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
D520T4D10 Circor Aerospace, Inc.
918531 L-3 Communications Corporation
Stock Check
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