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NSN 4820-01-338-2022

Velocity Fuse

About this product

Poppet flow control device, weight disk loading method, g4 gasket sea (boss) 2nd end connection style, valve operation method: automatic.

Manufacturer part number 5177T-6TB-280 for national stock number 4820013382022.

Datasheet

  • Product description

    Safety Relief Valve NSN 4820-01-338-2022.

  • MPN or Model

    5177T-6TB-280

  • Schedule B
    8481.40.0000 (Safety or relief valves)
  • NMF (National Motor Freight)
    127220 - Pressure Reg/red/relief Valves NOI
  • Thread Class
    3b 2nd end
  • Thread Direction
    Right-hand all ends
  • Flow Control Device
    Poppet
  • Disk Loading Method
    Weight
  • Maximum Operating Temp
    275.0 degrees fahrenheit 2nd response
  • Connection Style
    G4 gasket sea (boss) 2nd end
  • Valve Operation Method
    Automatic
  • Connection Type
    Threaded internal boss 2nd end
  • Maximum Operating Pressure
    2500.0 pounds per square inch single response
  • Thread Size
    0.562 inches all ends
  • Seat Angle
    37.0 degrees 1st end
  • Opening Pressure Setting
    280.0 pounds per square inch
  • Outside Diameter Tube Accommodated
    0.375 inches 2nd end
  • Material
    Steel comp 303 body
  • Material Specification
    Mil-p-25732 military specification single material response seat
  • Media For Which Designed
    Ammonia, liquid 4th response
  • Style Designator
    Err-090
  • Thread Series Designator
    Unjf 1st end
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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 4820013382022

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
5177T-6TB-280 Circor Aerospace, Inc.
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