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NSN 4820-00-871-7391

Velocity Fuse

About this product

0.500 inches all ends pipe size accommodated, disk flow control device, inside spring bonnet type, bonnet attachment method: threaded.

Manufacturer part number 213569 for national stock number 4820008717391.

Datasheet

  • Product description

    Safety Relief Valve NSN 4820-00-871-7391.

  • MPN or Model

    213569

  • Schedule B
    8481.40.0000 (Safety or relief valves)
  • NMF (National Motor Freight)
    127220 - Pressure Reg/red/relief Valves NOI
  • Pipe Size Accommodated
    0.500 inches all ends
  • Flow Control Device
    Disk
  • Bonnet Type
    Inside spring
  • Bonnet Attachment Method
    Threaded
  • Disk Loading Method
    Spring
  • Renewable Seat Ring Type
    Threaded
  • Connection Style
    Socket with brazing ring err-100
  • Valve Operation Method
    Manual
  • Connection Type
    Unthreaded internal pipe all ends
  • Features Provided
    Pressure tight outlet side
  • Adjustable Pressure Range
    +2301.0/+3600.0 pounds per square inch
  • Maximum Operating Pressure
    3600.0 pounds per square inch single response
  • Material
    Nickel alloy flow control device
  • Material Specification
    Qq-c-390 federal specification single material response body
  • Media For Which Designed
    Air single response
  • Style Designator
    Err-090
  • Furnished Items And Quantity
    2 nut
  • Nondefinitive Specification/std Data
    A1 type and c class
  • Reference Number Differentiating Characteristics
    As differentiated by pac cqcy
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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 4820008717391

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
213569 Dresser, Inc.
MILV20065 Military Specifications
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