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NSN 4820-01-261-7934

Velocity Fuse

About this product

Needle flow control device, inside spring bonnet type, integral bonnet attachment method, disk loading method: spring.

Manufacturer part number 1-2IN. FIG.87 A for national stock number 4820012617934.

Datasheet

  • Product description

    Safety Relief Valve NSN 4820-01-261-7934.

  • MPN or Model

    1-2IN. FIG.87 A

  • Schedule B
    8481.40.0000 (Safety or relief valves)
  • NMF (National Motor Freight)
    127220 - Pressure Reg/red/relief Valves NOI
  • Thread Direction
    Left-hand all ends
  • Flow Control Device
    Needle
  • Bonnet Type
    Inside spring
  • Bonnet Attachment Method
    Integral
  • Disk Loading Method
    Spring
  • Maximum Operating Temp
    300.0 degrees fahrenheit single response
  • Connection Style
    G9 plain, optional en (pipe) 2nd end
  • Valve Operation Method
    Automatic
  • Connection Type
    Threaded internal pipe 2nd end
  • Valve Size
    0.500 inches
  • Adjustable Pressure Range
    +1.0/+300.0 pounds per square inch
  • Maximum Operating Pressure
    150.0 pounds per square inch single response
  • Thread Size
    0.750 inches 2nd end
  • First Connection Face To Centerline Distance
    1.062 inches
  • Second Connection Face To Centerline Distance
    2.500 inches
  • Material
    Copper alloy
  • Media For Which Designed
    Gas, natural 2nd response
  • Style Designator
    Err-090
  • Thread Series Designator
    Nptf 2nd end
  • Furnished Items And Quantity
    1 lever
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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 4820012617934

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
1-2IN. FIG.87 A Anderson Greenwood Lp
C3515-4 ASSY.FIG.87 Anderson Greenwood Lp
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