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NSN 4820-01-135-2456

Velocity Fuse

About this product

Max operating pressure and temp,200 lb psi,280 deg f; designed for air,alcohol,ammonia,hydrocarbon fuel/oil,helium,inert gas,and gaseous nitrogen.

Manufacturer part number D559A12D150 for national stock number 4820011352456.

Datasheet

  • Product description

    Safety Relief Valve NSN 4820-01-135-2456.

  • MPN or Model

    D559A12D150

  • Schedule B
    8481.40.0000 (Safety or relief valves)
  • NMF (National Motor Freight)
    127220 - Pressure Reg/red/relief Valves NOI
  • Thread Direction
    Right-hand 1st end
  • Flow Control Device
    Poppet
  • Valve Discharge Flow Rate
    150.0 pounds per hour
  • Connection Style
    G41b inverted flare (pipe) 1st end
  • Valve Operation Method
    Automatic
  • Connection Type
    Threaded external pipe 1st end
  • Adjustable Pressure Range
    +0.0/+150.0 pounds per square inch
  • Thread Size
    0.250 inches 1st end
  • Opening Pressure Setting
    0.5 pounds per square inch
  • Material
    Aluminum alloy 2024
  • Material Specification
    Qq-a-225/6, t4 federal specification single material response
  • Style Designator
    Err-090
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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 4820011352456

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
D559A12D150 Circor Aerospace, Inc.
LT1038-09 Servicios Y Proyectos Avanzados S.a
10145354 Nimikkeistokeskus Ncb Finland
Stock Check
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