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NSN 4820-00-893-2107

Velocity Fuse

About this product

Poppet flow control device, spring disk loading method, 4 2nd end bolt holes, valve operation method: automatic.

Manufacturer part number 5330F for national stock number 4820008932107.

Datasheet

  • Product description

    Safety Relief Valve NSN 4820-00-893-2107.

  • MPN or Model

    5330F

  • Schedule B
    8481.40.0000 (Safety or relief valves)
  • NMF (National Motor Freight)
    127220 - Pressure Reg/red/relief Valves NOI
  • Flow Control Device
    Poppet
  • Disk Loading Method
    Spring
  • Bolt Hole Quantity
    4 2nd end
  • Valve Operation Method
    Automatic
  • Flange Shape
    Round with holes 2nd end
  • Connection Type
    Flange 1st end
  • Features Provided
    Valve stem lock shield
  • Criticality Code Justification
    Zzzy
  • Opening Pressure Setting
    850.0 pounds per square inch
  • Outside Diameter
    4.875 inches 2nd end
  • Bolt Hole Diameter
    0.750 inches 2nd end
  • Bolt Circle Diameter
    3.500 inches 2nd end
  • Flange Face Design
    Raised straight 2nd end
  • Material
    Nickel alloy flow control device
  • Style Designator
    Err-090
  • Reference Number Differentiating Characteristics
    Selected and tested for nuclear propulsion plant systems
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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 4820008932107

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
5330F Atwood & Morrill Co. Inc.
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