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NSN 4820-01-145-0081

Velocity Fuse

About this product

Diaphragm flow control device, spring disk loading method, g9 plain, optional en (pipe) 2nd end connection style, valve operation method: automatic.

Manufacturer part number B5454-300-1/2 IN for national stock number 4820011450081.

Datasheet

  • Product description

    Safety Relief Valve NSN 4820-01-145-0081.

  • MPN or Model

    B5454-300-1/2 IN

  • 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
    Diaphragm
  • Disk Loading Method
    Spring
  • Connection Style
    G9 plain, optional en (pipe) 2nd end
  • Valve Operation Method
    Automatic
  • Connection Type
    Threaded internal pipe 2nd end
  • Maximum Operating Pressure
    300.0 pounds per square inch single response
  • Thread Size
    0.625 inches 1st end
  • Material
    Rubber synthetic seat
  • Material Specification
    Astm b124 assn standard all material responses body
  • Media For Which Designed
    Refrigerant 12 single response
  • Style Designator
    Err-090
  • Thread Series Designator
    Npt 1st end
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 4820011450081

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
B5454-300-1/2 IN Henry Technologies Inc.
Stock Check
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