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NSN 4820-00-277-3853

Velocity Fuse

About this product

Plug flow control device, spring disk loading method, 10.0 gallons per minute valve discharge flow rate, renewable seat ring type: threaded.

Manufacturer part number 146D525-1 for national stock number 4820002773853.

Datasheet

  • Product description

    Safety Relief Valve NSN 4820-00-277-3853.

  • MPN or Model

    146D525-1

  • Schedule B
    8481.40.0000 (Safety or relief valves)
  • NMF (National Motor Freight)
    127220 - Pressure Reg/red/relief Valves NOI
  • Unit Weight (Est.)
    12.3 lb
  • Thread Class
    2b 1st end
  • Thread Direction
    Right-hand 1st end
  • Flow Control Device
    Plug
  • Disk Loading Method
    Spring
  • Valve Discharge Flow Rate
    10.0 gallons per minute
  • Renewable Seat Ring Type
    Threaded
  • Connection Style
    Gasket sea (boss) 1st end
  • Valve Operation Method
    Automatic
  • Connection Type
    Threaded internal boss 1st end
  • Features Provided
    Pressure tight outlet side
  • Thready Qty Per Inch (tpi)
    16 1st end
  • Adjustable Pressure Range
    +500.0/+4500.0 pounds per square inch
  • Maximum Operating Pressure
    3000.0 pounds per square inch single response
  • Thread Size
    0.750 inches 1st end
  • Thread Series Designator
    Unf 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 4820002773853

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
146D525-1 Telephonics Corporation
1506-7 Droitcour Company
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