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NSN 4820-00-090-6411

Velocity Fuse

About this product

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

Manufacturer part number 64A-4DB-35 for national stock number 4820000906411.

Datasheet

  • Product description

    Safety Relief Valve NSN 4820-00-090-6411.

  • MPN or Model

    64A-4DB-35

  • 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 1st end
  • Thread Direction
    Right-hand 1st end
  • Flow Control Device
    Poppet
  • Disk Loading Method
    Spring
  • End Application
    An/alq-119
  • Connection Style
    Gasket sea (boss) 1st end
  • Valve Operation Method
    Automatic
  • Connection Type
    Threaded internal boss 1st end
  • Features Provided
    Pressure tight outlet side
  • Thready Qty Per Inch (tpi)
    20 2nd end
  • Thread Size
    0.438 inches 2nd end
  • Opening Pressure Setting
    37.0 pounds per square inch
  • 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 4820000906411

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
64A-4DB-35 Circor Aerospace, Inc.
578R946H01 Northrop Grumman Systems Corporation
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