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NSN 4820-01-506-8909

Velocity Fuse

About this product

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

Manufacturer part number 11-NS-0866 for national stock number 4820015068909.

Datasheet

  • Product description

    Safety Relief Valve NSN 4820-01-506-8909.

  • MPN or Model

    11-NS-0866

  • 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
    Inside spring
  • Bonnet Attachment Method
    Bolted
  • Disk Loading Method
    Spring
  • Bolt Hole Quantity
    6 2nd end
  • Maximum Operating Temp
    150.0 degrees fahrenheit single response
  • Valve Operation Method
    Automatic or manual
  • Flange Shape
    Round with holes 2nd end
  • Connection Type
    Flange 1st end
  • Valve Size
    2.500 inches
  • Adjustable Pressure Range
    +112.0/+128.0 pounds per square inch
  • Maximum Operating Pressure
    500.0 pounds per square inch single response
  • Outside Diameter
    6.125 inches 2nd end
  • Thickness
    0.937 inches 2nd end
  • First Connection Face To Centerline Distance
    5.500 inches
  • Bolt Hole Diameter
    0.687 inches 2nd end
  • Second Connection Face To Centerline Distance
    5.000 inches
  • Bolt Circle Diameter
    5.000 inches 2nd end
  • Flange Face Design
    Plain 2nd end
  • Material
    Nickel alloy flow control device
  • Material Specification
    Qq-n-288 comp a federal specification single material response seat
  • Style Designator
    Err-090
  • Specification Data
    81349 - mil-v-24332 government specification
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 4820015068909

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
11-NS-0866 Electric Boat Corporation
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