1-321-802-5889

NSN 4820-00-142-1382

Velocity Fuse

About this product

0.500 inches 1st end pipe size accommodated, disk flow control device, inside spring bonnet type, bonnet attachment method: threaded.

Manufacturer part number 402040 for national stock number 4820001421382.

Datasheet

  • Product description

    Safety Relief Valve NSN 4820-00-142-1382.

  • MPN or Model

    402040

  • Schedule B
    8481.40.0000 (Safety or relief valves)
  • NMF (National Motor Freight)
    127220 - Pressure Reg/red/relief Valves NOI
  • Pipe Size Accommodated
    0.500 inches 1st end
  • Thread Direction
    Right-hand 1st end
  • Flow Control Device
    Disk
  • Bonnet Type
    Inside spring
  • Bonnet Attachment Method
    Threaded
  • Disk Loading Method
    Spring
  • Renewable Seat Ring Type
    Threaded
  • Bolt Hole Quantity
    3 2nd end
  • Maximum Operating Temp
    125.0 degrees fahrenheit single response
  • Connection Style
    Plain, optional en (pipe) 1st end
  • Valve Operation Method
    Manual
  • Flange Shape
    Round with holes 2nd end
  • Connection Type
    Threaded internal pipe 1st end
  • Features Provided
    Valve stem lock shield and pressure tight outlet side
  • Adjustable Pressure Range
    +20.0 to 70.0 pounds per square inch
  • Maximum Operating Pressure
    60.0 pounds per square inch single response
  • Thread Size
    0.500 inches 1st end
  • Outside Diameter
    3.562 inches 2nd end
  • Thickness
    0.312 inches 2nd end
  • First Connection Face To Centerline Distance
    1.500 inches
  • Bolt Hole Diameter
    0.562 inches 2nd end
  • Second Connection Face To Centerline Distance
    1.500 inches
  • Bolt Circle Diameter
    2.438 inches 2nd end
  • Flange Face Design
    Plain 2nd end
  • Material
    Nickel alloy seat
  • Media For Which Designed
    Water, fresh single response
  • Style Designator
    Angle flanged ends
  • Thread Series Designator
    Npt 1st end
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 4820001421382

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
402040 Naval Ship Systems Command
595-50FS1-2 Kieley And Mueller Inc
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