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NSN 4820-00-104-8746

Velocity Fuse

About this product

Poppet flow control device, spring disk loading method, 1.0 cubic feet per minute valve discharge flow rate, connection style: external seat for gasket seal (boss) 1st end.

Manufacturer part number D516A6D7 for national stock number 4820001048746.

Datasheet

  • Product description

    Safety Relief Valve NSN 4820-00-104-8746.

  • MPN or Model

    D516A6D7

  • 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
  • Disk Loading Method
    Spring
  • Valve Discharge Flow Rate
    1.0 cubic feet per minute
  • Maximum Operating Temp
    300.0 degrees fahrenheit 1st response
  • Connection Style
    External seat for gasket seal (boss) 1st end
  • Valve Operation Method
    Automatic
  • Connection Type
    Threaded external boss 1st end
  • Maximum Operating Pressure
    200.0 pounds per square inch 3rd response
  • Thread Size
    0.437 inches 1st end
  • Opening Pressure Setting
    7.0 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 federal specification single material response and mil-r-7362, type 2 federal specification 1st material response flow control device
  • Media For Which Designed
    Air 1st response
  • Surface Treatment
    Anodize
  • Surface Treatment Specification
    Mil-a-8625, type 2 military specification single treatment response
  • Style Designator
    Straight through w/baffle
  • Thread Series Designator
    Unf 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 4820001048746

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
D516A6D7 Circor Aerospace, Inc.
C225-4 Lockheed Martin Corporation
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