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NSN 4820-01-090-6417

Velocity Fuse

About this product

Spring disk loading method, welded renewable seat ring type, 8 2nd end bolt holes, valve operation method: automatic.

Manufacturer part number 64JA12-1702J3 for national stock number 4820010906417.

Datasheet

  • Product description

    Safety Relief Valve NSN 4820-01-090-6417.

  • MPN or Model

    64JA12-1702J3

  • 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
  • Disk Loading Method
    Spring
  • Renewable Seat Ring Type
    Welded
  • Bolt Hole Quantity
    8 2nd end
  • Valve Operation Method
    Automatic
  • Flange Shape
    Round with holes all ends
  • Connection Type
    Flange all ends
  • Valve Size
    2.000 inches
  • Maximum Operating Pressure
    135.0 pounds per square inch single response
  • Opening Pressure Setting
    130.0 pounds per square inch
  • Outside Diameter
    7.500 inches 1st end
  • First Connection Face To Centerline Distance
    6.375 inches
  • Bolt Hole Diameter
    0.750 inches all ends
  • Second Connection Face To Centerline Distance
    6.062 inches
  • Bolt Circle Diameter
    6.000 inches 1st end
  • Flange Face Design
    Raised straight all ends
  • Raised Face Height
    0.062 inches all ends
  • Material
    Steel body
  • Media For Which Designed
    Steam 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 4820010906417

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
64JA12-1702J3 Curtiss-wright Flow Control
2585JA2J3 Curtiss-wright Flow Control
Stock Check
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