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NSN 4820-00-431-6157

Velocity Fuse

About this product

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

Manufacturer part number 20174RS41M for national stock number 4820004316157.

Datasheet

  • Product description

    Safety Relief Valve NSN 4820-00-431-6157.

  • MPN or Model

    20174RS41M

  • Schedule B
    8481.40.0000 (Safety or relief valves)
  • NMF (National Motor Freight)
    127220 - Pressure Reg/red/relief Valves NOI
  • Unit Weight (Est.)
    85.7 lb
  • Flow Control Device
    Disk
  • Bonnet Type
    Exposed spring
  • Bonnet Attachment Method
    Bolted
  • Disk Loading Method
    Spring
  • Renewable Seat Ring Type
    Threaded
  • Valve Operation Method
    Automatic
  • Flange Shape
    Round 1st end
  • Connection Type
    Flange 1st end
  • Features Provided
    Pressure tight outlet side
  • Adjustable Pressure Range
    +156.0/+180.0 pounds per square inch
  • Criticality Code Justification
    Zzzy
  • Flange Face Design
    Plain 1st end
  • Material
    Plastic polytetrafluoroethylene seat and nickel alloy 400 seat
  • Style Designator
    Angle
  • Reference Number Differentiating Characteristics
    Material will be in accordance with ships parts control center activity hx quality control, manufacturing and testing specifications
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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 4820004316157

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
20174RS41M Anderson Greenwood Lp
20174 Anderson Greenwood Lp
2017ASSYRS41M Anderson Greenwood Lp
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