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NSN 4820-00-647-3314

Velocity Fuse

About this product

Poppet flow control device, exposed spring bonnet type, integral bonnet attachment method, disk loading method: spring.

Manufacturer part number P7-249-2 for national stock number 4820006473314.

Datasheet

  • Product description

    Safety Relief Valve NSN 4820-00-647-3314.

  • MPN or Model

    P7-249-2

  • Schedule B
    8481.40.0000 (Safety or relief valves)
  • NMF (National Motor Freight)
    051080 - Faucets, Bibcocks, Gates Valves
  • Unit Weight (Est.)
    0.4 lb
  • Thread Class
    3a all ends
  • Thread Direction
    Right-hand all ends
  • Flow Control Device
    Poppet
  • Bonnet Type
    Exposed spring
  • Bonnet Attachment Method
    Integral
  • Disk Loading Method
    Spring
  • Maximum Operating Temp
    85.0 degrees fahrenheit single response
  • Connection Style
    External seat for gasket seal (boss) all ends
  • Valve Operation Method
    Automatic
  • Connection Type
    Threaded external boss all ends
  • Maximum Operating Pressure
    30.0 pounds per square inch single response
  • Thread Size
    0.562 inches all ends
  • Opening Pressure Setting
    2.0 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 thru
  • Thread Series Designator
    Unf all ends
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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 4820006473314

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
P7-249-2 Circor Aerospace, Inc.
9073460 U S Army Aviation And Missile
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