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NSN 4820-01-179-4803

Velocity Fuse

About this product

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

Manufacturer part number R10AL2N203 for national stock number 4820011794803.

Datasheet

  • Product description

    Safety Relief Valve NSN 4820-01-179-4803.

  • MPN or Model

    R10AL2N203

  • Schedule B
    8481.40.0000 (Safety or relief valves)
  • NMF (National Motor Freight)
    127220 - Pressure Reg/red/relief Valves NOI
  • Unit Weight (Est.)
    107 lb
  • Flow Control Device
    Disk
  • Bonnet Type
    Inside spring
  • Bonnet Attachment Method
    Bolted
  • Disk Loading Method
    Spring
  • Bolt Hole Quantity
    8 all ends
  • Maximum Operating Temp
    250.0 degrees fahrenheit single response
  • Valve Operation Method
    Automatic or manual
  • Flange Shape
    Round with holes all ends
  • Connection Type
    Flange 1st end
  • Valve Size
    4.000 inches
  • Adjustable Pressure Range
    +10.0/+12.0 pounds per square inch
  • Maximum Operating Pressure
    150.0 pounds per square inch single response
  • Outside Diameter
    9.000 inches all ends
  • Thickness
    0.500 inches all ends
  • First Connection Face To Centerline Distance
    6.375 inches
  • Bolt Hole Diameter
    0.562 inches all ends
  • Second Connection Face To Centerline Distance
    5.750 inches
  • Bolt Circle Diameter
    6.562 inches 1st end
  • Flange Face Design
    Plain all ends
  • Material
    Copper alloy body
  • Style Designator
    Err-090
  • Furnished Items And Quantity
    1 lever
More from these suppliers
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 4820011794803

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
R10AL2N203 Hunt Valve Company Inc
D49232-1OT12 PSI Hunt Valve Company Inc
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