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NSN 4820-01-337-3880

Velocity Fuse

About this product

Poppet flow control device, spring disk loading method, g4 gasket sea (boss) all ends connection style, valve operation method: automatic.

Manufacturer part number 5377T-8BB-3555 for national stock number 4820013373880.

Datasheet

  • Product description

    Safety Relief Valve NSN 4820-01-337-3880.

  • MPN or Model

    5377T-8BB-3555

  • Schedule B
    8481.40.0000 (Safety or relief valves)
  • NMF (National Motor Freight)
    127220 - Pressure Reg/red/relief Valves NOI
  • Thread Class
    A3b all ends
  • Thread Direction
    Right-hand all ends
  • Flow Control Device
    Poppet
  • Disk Loading Method
    Spring
  • Maximum Operating Temp
    250.0 degrees fahrenheit 2nd response
  • Connection Style
    G4 gasket sea (boss) all ends
  • Valve Operation Method
    Automatic
  • Connection Type
    Threaded internal boss all ends
  • Maximum Operating Pressure
    10500.0 pounds per square inch single response
  • Thread Size
    0.750 inches all ends
  • Opening Pressure Setting
    3555.0 pounds per square inch
  • Material
    Stainless steel stem
  • Media For Which Designed
    Oil, hydraulic single response
  • Style Designator
    Err-090
  • 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 4820013373880

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
5377T-8BB-3555 Circor Aerospace, Inc.
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