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NSN 4820-00-840-9141

Velocity Fuse

About this product

Spring disk loading method, 13.9 cubic feet per minute valve discharge flow rate, threaded external tube 1st end connection type, thready qty per inch (tpi): 20 1st end.

Manufacturer part number RD10280H3 for national stock number 4820008409141.

Datasheet

  • Product description

    Safety Relief Valve NSN 4820-00-840-9141.

  • MPN or Model

    RD10280H3

  • Schedule B
    8481.40.0000 (Safety or relief valves)
  • NMF (National Motor Freight)
    127220 - Pressure Reg/red/relief Valves NOI
  • Unit Weight (Est.)
    0.5 lb
  • Thread Direction
    Right-hand 1st end
  • Disk Loading Method
    Spring
  • Valve Discharge Flow Rate
    13.9 cubic feet per minute
  • Connection Type
    Threaded external tube 1st end
  • Thready Qty Per Inch (tpi)
    20 1st end
  • Maximum Operating Pressure
    21.0 pounds per square inch single response
  • Thread Size
    0.437 inches 1st end
  • Seat Angle
    37.0 degrees 1st end
  • Opening Pressure Setting
    20.0 pounds per square inch
  • Outside Diameter Tube Accommodated
    0.250 inches 1st end
  • Material
    Steel seat
  • Media For Which Designed
    Air single response
  • Style Designator
    Err-090
  • Thread Series Designator
    Unf 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 4820008409141

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
RD10280H3 Crane Co.
RD10280H3 Crane Co.
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