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NSN 4820-00-146-5380

Velocity Fuse

About this product

Poppet flow control device, spring disk loading method, gasket sea (boss) 2nd end connection style, valve operation method: automatic.

Manufacturer part number 564A4DB45 for national stock number 4820001465380.

Datasheet

  • Product description

    Safety Relief Valve NSN 4820-00-146-5380.

  • MPN or Model

    564A4DB45

  • Schedule B
    8481.40.0000 (Safety or relief valves)
  • NMF (National Motor Freight)
    127220 - Pressure Reg/red/relief Valves NOI
  • Unit Weight (Est.)
    0.1 lb
  • Thread Class
    3b 2nd end
  • Thread Direction
    Right-hand 1st end
  • Flow Control Device
    Poppet
  • Disk Loading Method
    Spring
  • Maximum Operating Temp
    350.0 degrees fahrenheit single response
  • Connection Style
    Gasket sea (boss) 2nd end
  • Valve Operation Method
    Automatic
  • Connection Type
    Threaded internal boss 2nd end
  • Features Provided
    Pressure tight outlet side
  • 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
    45.0 pounds per square inch
  • Material
    Aluminum alloy 2024
  • Material Specification
    Qq-a-225/6, t4 federal specification single material response
  • Media For Which Designed
    Air single response
  • Surface Treatment
    Anodize
  • Style Designator
    Straight through note: to be used for valve bodies of one section only.
  • 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 4820001465380

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
564A4DB45 Circor Aerospace, Inc.
771-006-9001 Honeywell International Inc.
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