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NSN 4820-01-219-6518

Velocity Fuse

About this product

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

Manufacturer part number 1905KC 165T187P for national stock number 4820012196518.

Datasheet

  • Product description

    Safety Relief Valve NSN 4820-01-219-6518.

  • MPN or Model

    1905KC 165T187P

  • 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
    8 1st end
  • 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
  • Outside Diameter
    9.000 inches 1st end
  • Thickness
    0.938 inches 1st end
  • First Connection Face To Centerline Distance
    6.375 inches
  • Bolt Hole Diameter
    0.625 inches all ends
  • Second Connection Face To Centerline Distance
    6.125 inches
  • Bolt Circle Diameter
    7.500 inches 1st end
  • Flange Face Design
    Raised straight all ends
  • Raised Face Diameter
    6.188 inches 1st end
  • Material
    Stainless steel stem
  • Material Specification
    Astm a582 type 416 cond a assn standard single material response stem
  • Style Designator
    C1a angle flanged ends
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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 4820012196518

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
1905KC 165T187P Dresser, Inc.
1905KC-1 Dresser, Inc.
1900K Dresser, Inc.
1900K REV 4 AND B/M 9000601 Dresser, Inc.
1905K1 Dresser, Inc.
Stock Check
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