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NSN 4820-01-131-5917

Velocity Fuse

About this product

0.250 inches all ends pipe size accommodated, disk flow control device, inside spring bonnet type, bonnet attachment method: bolted.

Manufacturer part number E8721KM51M for national stock number 4820011315917.

Datasheet

  • Product description

    Safety Relief Valve NSN 4820-01-131-5917.

  • MPN or Model

    E8721KM51M

  • Schedule B
    8481.40.0000 (Safety or relief valves)
  • NMF (National Motor Freight)
    127220 - Pressure Reg/red/relief Valves NOI
  • Unit Weight (Est.)
    12.8 lb
  • Pipe Size Accommodated
    0.250 inches all ends
  • Flow Control Device
    Disk
  • Bonnet Type
    Inside spring
  • Bonnet Attachment Method
    Bolted
  • Disk Loading Method
    Spring
  • Maximum Operating Temp
    366.0 degrees fahrenheit single response
  • Connection Style
    Streamlined with one brazing ring err-100
  • Valve Operation Method
    Automatic
  • Connection Type
    Unthreaded internal pipe all ends
  • Adjustable Pressure Range
    +63.0/+90.0 pounds per square inch
  • Maximum Operating Pressure
    1500.0 pounds per square inch single response
  • Material
    Nickel alloy flow control device
  • Material Specification
    Qq-n-281 federal specification single material response stem
  • Media For Which Designed
    Air single 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 4820011315917

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
E8721KM51M Pentair Valves & Controls Us Lp
8721 Anderson Greenwood Lp
E8721KM51M Anderson Greenwood Lp
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