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NSN 4820-01-013-8987

Velocity Fuse

About this product

Poppet flow control device, spring disk loading method, g46b plain (pipe) 1st end connection style, valve operation method: automatic.

Manufacturer part number D524A-3M-20 for national stock number 4820010138987.

Datasheet

  • Product description

    Safety Relief Valve NSN 4820-01-013-8987.

  • MPN or Model

    D524A-3M-20

  • 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 Direction
    Right-hand 1st end
  • Flow Control Device
    Poppet
  • Disk Loading Method
    Spring
  • Maximum Operating Temp
    400.0 degrees fahrenheit single response
  • Connection Style
    G46b plain (pipe) 1st end
  • Valve Operation Method
    Automatic
  • Connection Type
    Threaded external pipe 1st end
  • Adjustable Pressure Range
    +0.5/+200.0 pounds per square inch
  • Maximum Operating Pressure
    200.0 pounds per square inch single response
  • Thread Size
    0.375 inches 1st end
  • Opening Pressure Setting
    20.0 pounds per square inch
  • Material
    Aluminum alloy 2024 body
  • Material Specification
    Qq-a-225/6, alloy 2024 federal specification single material response seat
  • Media For Which Designed
    Water-oil-gas single response
  • Surface Treatment
    Anodize
  • Surface Treatment Specification
    Mil-a-8625, type 1 military specification single treatment response
  • Style Designator
    Err-090
  • Thread Series Designator
    Npt 1st 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 4820010138987

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
D524A-3M-20 Circor Aerospace, Inc.
10291702-1 U S Army Aviation And Missile
D524A-3M-20 Circor Aerospace, Inc.
10291702-1 U S Army Aviation And Missile
D524A-3M-20 Circor Aerospace, Inc.
10291702-1 U S Army Aviation And Missile
D524A-3M-20 Circor Aerospace, Inc.
10291702-1 U S Army Aviation And Missile
D524A-3M-20 Circor Aerospace, Inc.
10291702-1 U S Army Aviation And Missile
D524A-3M-20 Circor Aerospace, Inc.
10291702-1 U S Army Aviation And Missile
D524A-3M-20 Circor Aerospace, Inc.
10291702-1 U S Army Aviation And Missile
D524A-3M-20 Circor Aerospace, Inc.
10291702-1 U S Army Aviation And Missile
D524A-3M-20 Circor Aerospace, Inc.
10291702-1 U S Army Aviation And Missile
D524A-3M-20 Circor Aerospace, Inc.
10291702-1 U S Army Aviation And Missile
D524A-3M-20 Circor Aerospace, Inc.
10291702-1 U S Army Aviation And Missile
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