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NSN 4820-00-202-8848

Velocity Fuse

About this product

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

Manufacturer part number AA21302 for national stock number 4820002028848.

Datasheet

  • Product description

    Safety Relief Valve NSN 4820-00-202-8848.

  • MPN or Model

    AA21302

  • Schedule B
    8481.40.0000 (Safety or relief valves)
  • Flow Control Device
    Disk
  • Bonnet Type
    Inside spring
  • Bonnet Attachment Method
    Bolted
  • Disk Loading Method
    Spring
  • Bolt Hole Quantity
    6 1st end
  • Valve Operation Method
    Automatic or manual
  • Flange Shape
    Round with holes 1st end
  • Connection Type
    Flange 1st end
  • Features Provided
    Valve stem lock shield and bonnet packing and pressure tight outlet side
  • Adjustable Pressure Range
    +25.0/+50.0 pounds per square inch
  • Maximum Operating Pressure
    75.0 pounds per square inch single response
  • Outside Diameter
    5.562 inches 1st end
  • Face To Face Distance
    9.000 inches
  • Thickness
    0.438 inches 1st end
  • Bolt Hole Diameter
    0.562 inches 1st end
  • Bolt Circle Diameter
    4.438 inches 1st end
  • Flange Face Design
    Plain 1st end
  • Material
    Nickel alloy stem
  • Media For Which Designed
    Water, fresh single response
  • Style Designator
    Straight through flanged ends
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 4820002028848

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
AA21302 Hunt Valve Company Inc
AA21302 Hammel Dahl Inc
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