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NSN 4820-00-287-2978

Velocity Fuse

About this product

0.750 inches 1st end pipe size accommodated, poppet flow control device, exposed spring bonnet type, bonnet attachment method: union.

Manufacturer part number MILV20065 for national stock number 4820002872978.

Datasheet

  • Product description

    Safety Relief Valve NSN 4820-00-287-2978.

  • MPN or Model

    MILV20065

  • Schedule B
    8481.40.0000 (Safety or relief valves)
  • NMF (National Motor Freight)
    127220 - Pressure Reg/red/relief Valves NOI
  • Pipe Size Accommodated
    0.750 inches 1st end
  • Flow Control Device
    Poppet
  • Bonnet Type
    Exposed spring
  • Bonnet Attachment Method
    Union
  • Disk Loading Method
    Spring
  • Connection Style
    Streamlined with one brazing ring err-100
  • Valve Operation Method
    Automatic
  • Connection Type
    Unthreaded internal pipe 1st end
  • Valve Size
    0.750 inches
  • Adjustable Pressure Range
    +136.0/+169.0 pounds per square inch
  • Maximum Operating Pressure
    400.0 pounds per square inch single response
  • Material
    Nickel alloy stem
  • Media For Which Designed
    Air single response
  • Style Designator
    Angle flanged ends
  • Nondefinitive Specification/std Data
    A1 type and c class
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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 4820002872978

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
MILV20065 Military Specifications
TYA1CLC3-4 400-298T0354SBU Naval Inventory Control Point
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