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NSN 4820-00-176-4621

Velocity Fuse

About this product

Poppet flow control device, spring disk loading method, flared (tube) all ends connection style, valve operation method: automatic.

Manufacturer part number 205-062-668-1 for national stock number 4820001764621.

Datasheet

  • Product description

    Safety Relief Valve NSN 4820-00-176-4621.

  • MPN or Model

    205-062-668-1

  • 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
    3a all ends
  • Thread Direction
    Right-hand all ends
  • Flow Control Device
    Poppet
  • Disk Loading Method
    Spring
  • Connection Style
    Flared (tube) all ends
  • Valve Operation Method
    Automatic
  • Connection Type
    Threaded external tube all ends
  • Adjustable Pressure Range
    +3.0 to 7.0 pounds per square inch
  • Maximum Operating Pressure
    30.0 pounds per square inch single response
  • Thread Size
    0.438 inches all ends
  • Seat Angle
    37.0 degrees all ends
  • Outside Diameter Tube Accommodated
    0.250 inches 1st end
  • Material
    Aluminum body
  • Media For Which Designed
    Fuel/oil, hydrocarbon 2nd response
  • Style Designator
    Straight through note: to be used for valve bodies of one section only.
  • Thread Series Designator
    Unf all ends
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 4820001764621

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
205-062-668-1 Bell Helicopter Textron Inc.
2683 Tactair Fluid Controls, Inc.
205-062-668-001 Bell Helicopter Textron Inc.
4P145 Allen Aircraft Products Inc
2683 Hawker Pacific Aerospace
2683 Kaiser Fluid Technologies Inc.
Stock Check
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