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NSN 4820-01-124-8238

Velocity Fuse

About this product

Poppet flow control device, 13500.0 pounds per hour valve discharge flow rate, 8 all ends bolt holes, valve operation method: automatic.

Manufacturer part number 3945F for national stock number 4820011248238.

Datasheet

  • Product description

    Safety Relief Valve NSN 4820-01-124-8238.

  • MPN or Model

    3945F

  • Schedule B
    8481.40.0000 (Safety or relief valves)
  • NMF (National Motor Freight)
    127220 - Pressure Reg/red/relief Valves NOI
  • Unit Weight (Est.)
    100 lb
  • Flow Control Device
    Poppet
  • Valve Discharge Flow Rate
    13500.0 pounds per hour
  • Bolt Hole Quantity
    8 all ends
  • Maximum Operating Temp
    425.0 degrees fahrenheit single response
  • Valve Operation Method
    Automatic
  • Flange Shape
    Round with holes all ends
  • Connection Type
    Flange all ends
  • Valve Size
    3.500 inches
  • Maximum Operating Pressure
    50.0 pounds per square inch single response
  • Opening Pressure Setting
    30.0 pounds per square inch
  • Outside Diameter
    7.187 inches all ends
  • Thickness
    0.562 inches all ends
  • First Connection Face To Centerline Distance
    7.187 inches
  • Bolt Hole Diameter
    0.562 inches all ends
  • Second Connection Face To Centerline Distance
    7.187 inches
  • Bolt Circle Diameter
    6.062 inches all ends
  • Flange Face Design
    Plain all ends
  • Material
    Stainless steel stem
  • Media For Which Designed
    Water-oil-gas single response
  • Style Designator
    Err-090
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 4820011248238

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
3945F Atwood & Morrill Co. Inc.
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