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NSN 4820-00-786-2339

Velocity Fuse

About this product

Spring disk loading method, external seat for gasket seal (boss) 1st end connection style, automatic valve operation method, connection type: threaded external tube 1st end.

Manufacturer part number U528289 for national stock number 4820007862339.

Datasheet

  • Product description

    Safety Relief Valve NSN 4820-00-786-2339.

  • MPN or Model

    U528289

  • Schedule B
    8481.40.0000 (Safety or relief valves)
  • NMF (National Motor Freight)
    127220 - Pressure Reg/red/relief Valves NOI
  • Unit Weight (Est.)
    0.6 lb
  • Thread Class
    3a 1st end
  • Thread Direction
    Right-hand 1st end
  • Disk Loading Method
    Spring
  • Connection Style
    External seat for gasket seal (boss) 1st end
  • Valve Operation Method
    Automatic
  • Connection Type
    Threaded external tube 1st end
  • Features Provided
    Valve stem lock shield and pressure tight outlet side
  • Thready Qty Per Inch (tpi)
    18 1st end
  • Thread Size
    1.500 inches 1st end
  • Opening Pressure Setting
    5.0 pounds per square inch
  • Outside Diameter Tube Accommodated
    1.250 inches 1st end
  • Material
    Copper alloy body
  • Surface Treatment
    Nickel
  • Style Designator
    Straight thru
  • Test Data Document
    78943-u528289 drawing (this is the basic governing drawing, such as a contractor drawing, original equipment manufacturer drawing, etc.; excludes any specification, standard or other document that may be referenced in a basic governing drawing)
  • Thread Series Designator
    Unef 1st end
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 4820007862339

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
U528289 Triumph Thermal Systems, Inc.
VD10972N American Standard Inc
Stock Check
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