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NSN 4820-01-511-1511

Velocity Fuse

About this product

Temperature: 120 deg f to -321 deg f; set pressure: 75 psig; proof pressure: 300 psig(min); capacity: valve shall be capable of discharging 100 cf/min of air at 108 psig(min); valve shall automatically reseat at no lower than 675 psig; relief valve shall be cleaned and packaged for oxygen service per mil-c-52211, method class a; clean work area is acceptable in lieu of controlled atmosphere; relief valve shall have permanent visible identification; ports shall be capped or plugged for shipment/storage.

Manufacturer part number PRV9434F075 for national stock number 4820015111511.

Datasheet

  • Product description

    Safety Relief Valve NSN 4820-01-511-1511.

  • MPN or Model

    PRV9434F075

  • Schedule B
    8481.40.0000 (Safety or relief valves)
  • NMF (National Motor Freight)
    051080 - Faucets, Bibcocks, Gates Valves
  • Unit Weight (Est.)
    0.3 lb
  • Thread Direction
    Right-hand 1st end
  • Connection Style
    G9 plain, optional en (pipe) 2nd end
  • Connection Type
    Threaded internal pipe 2nd end
  • Thread Size
    0.500 inches 2nd end
  • Part Name Assigned By Controlling Agency
    Relief valve .500 npt inline
  • Material
    Stainless steel
  • Media For Which Designed
    Oxygen, liquid single response
  • Style Designator
    Err-090
  • Thread Series Designator
    Ptf-sae short 2nd end
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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 4820015111511

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
PRV9434F075 Engineered Controls International,
1598AS133-1 Naval Air Systems Command
PRV9434F075 Engineered Controls International,
1598AS133-1 Naval Air Systems Command
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