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NSN 4820-01-247-6909

Velocity Fuse

About this product

Oxygen service;to be cleaned iaw mil-c-81302.

Manufacturer part number RV05-75-75.0 for national stock number 4820012476909.

Datasheet

  • Product description

    Safety Relief Valve NSN 4820-01-247-6909.

  • MPN or Model

    RV05-75-75.0

  • Schedule B
    8481.40.0000 (Safety or relief valves)
  • NMF (National Motor Freight)
    127220 - Pressure Reg/red/relief Valves NOI
  • Unit Weight (Est.)
    0.1 lb
  • Thread Class
    3a all ends
  • Thread Direction
    Right-hand all ends
  • Flow Control Device
    Poppet
  • Maximum Operating Temp
    250.0 degrees fahrenheit single response
  • Minimum Operating Temp
    -40.0 degrees fahrenheit
  • Connection Style
    G50 external seat for gasket seal (boss) all ends
  • Valve Operation Method
    Automatic
  • Connection Type
    Threaded external tube all ends
  • Thready Qty Per Inch (tpi)
    18 all ends
  • Adjustable Pressure Range
    +0.5/+140.0 pounds per square inch
  • Thread Size
    0.375 inches all ends
  • Opening Pressure Setting
    75.0 pounds per square inch
  • Material
    Rubber chloroprene class cr packing
  • Material Specification
    Qq-a-225/6 federal specification single material response body
  • Media For Which Designed
    Oxygen, gaseous single response
  • Surface Treatment
    Anodize
  • Surface Treatment Specification
    Mil-a-8625 type i military specification single treatment response
  • Style Designator
    Err-090
  • Thread Series Designator
    Unj all ends
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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 4820012476909

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
RV05-75-75.0 Circor Aerospace, Inc.
7M304D6-0750C Boeing Company, The
7M304 Boeing Company, The
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