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NSN 4820-01-299-8435

Velocity Fuse

About this product

Disk flow control device, packing retaining bonnet type, spring disk loading method, bolt hole quantity: 8 all ends.

Manufacturer part number 26PA11-170 for national stock number 4820012998435.

Datasheet

  • Product description

    Safety Relief Valve NSN 4820-01-299-8435.

  • MPN or Model

    26PA11-170

  • 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
    Packing retaining
  • Disk Loading Method
    Spring
  • Bolt Hole Quantity
    8 all ends
  • Maximum Operating Temp
    450.0 degrees fahrenheit single response
  • Valve Operation Method
    Automatic
  • Flange Shape
    Round with holes all ends
  • Connection Type
    Flange all ends
  • Valve Size
    4.000 inches
  • Maximum Operating Pressure
    285.0 pounds per square inch single response
  • Opening Pressure Setting
    170.0 pounds per square inch
  • Outside Diameter
    9.000 inches 2nd end
  • Thickness
    1.000 inches 1st end
  • Bolt Hole Diameter
    0.875 inches 1st end
  • Bolt Circle Diameter
    9.500 inches 1st end
  • Flange Face Design
    Raised straight all ends
  • Raised Face Height
    0.062 inches all ends
  • Raised Face Diameter
    8.500 inches 1st end
  • Material
    Stainless steel seat
  • Media For Which Designed
    Water-oil-gas single response
  • Style Designator
    Err-090
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 4820012998435

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
26PA11-170 Curtiss-wright Flow Control
16971-F REV B Curtiss-wright Flow Control
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