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NSN 4820-00-138-3920

Velocity Fuse

About this product

Poppet flow control device, spring disk loading method, plain (tube) 1st end connection style, valve operation method: automatic.

Manufacturer part number 58562-2 for national stock number 4820001383920.

Datasheet

  • Product description

    Safety Relief Valve NSN 4820-00-138-3920.

  • MPN or Model

    58562-2

  • Schedule B
    8481.40.0000 (Safety or relief valves)
  • NMF (National Motor Freight)
    127220 - Pressure Reg/red/relief Valves NOI
  • Unit Weight (Est.)
    1 lb
  • Thread Class
    3a 1st end
  • Thread Direction
    Right-hand 1st end
  • Flow Control Device
    Poppet
  • Disk Loading Method
    Spring
  • Maximum Operating Temp
    250.0 degrees fahrenheit single response
  • Connection Style
    Plain (tube) 1st end
  • Valve Operation Method
    Automatic
  • Connection Type
    Threaded external tube 1st end
  • Thready Qty Per Inch (tpi)
    20 1st end
  • Maximum Operating Pressure
    200.0 pounds per square inch single response
  • Thread Size
    0.437 inches 1st end
  • Opening Pressure Setting
    5.0 pounds per square inch
  • Outside Diameter Tube Accommodated
    0.250 inches 1st end
  • Material
    Aluminum alloy 2024 and rubber butadiene-acrylonitrile class nbr flow control device
  • Material Specification
    Qq-a-225/6, alloy2024, t4 federal specification 1st material response flow control device
  • Media For Which Designed
    Water-oil-gas single response
  • Surface Treatment
    Anodize
  • Surface Treatment Specification
    Mil-a-8625, type 1 military specification single treatment response
  • Style Designator
    Straight thru
  • Thread Series Designator
    Unjf 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 4820001383920

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
58562-2 Northrop Grumman Systems Corporation
577A-4D-5 Circor Aerospace, Inc.
537A-4D-5 Circor Aerospace, Inc.
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