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NSN 4820-01-211-0939

Velocity Fuse

About this product

Disk flow control device, exposed spring bonnet type, bolted bonnet attachment method, disk loading method: spring.

Manufacturer part number 20154G11M for national stock number 4820012110939.

Datasheet

  • Product description

    Safety Relief Valve NSN 4820-01-211-0939.

  • MPN or Model

    20154G11M

  • Schedule B
    8481.40.0000 (Safety or relief valves)
  • NMF (National Motor Freight)
    127220 - Pressure Reg/red/relief Valves NOI
  • Flow Control Device
    Disk
  • Bonnet Type
    Exposed spring
  • Bonnet Attachment Method
    Bolted
  • Disk Loading Method
    Spring
  • Maximum Operating Temp
    180.0 degrees fahrenheit single response
  • Connection Style
    Socket with brazing ring (tube) all ends
  • Valve Operation Method
    Automatic
  • Connection Type
    Unthreaded internal tube all ends
  • Adjustable Pressure Range
    +500.0/+3450.0 pounds per square inch
  • Maximum Operating Pressure
    3450.0 pounds per square inch single response
  • Outside Diameter Tube Accommodated
    0.500 inches all ends
  • Material
    Nickel alloy flow control device
  • Material Specification
    Qq-n-281 federal specification single material response stem
  • Media For Which Designed
    Gas, inert single response
  • Style Designator
    C1 angle
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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 4820012110939

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
20154G11M Pentair Valves & Controls Us Lp
20154 Anderson Greenwood Lp
20154G11M Anderson Greenwood Lp
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