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NSN 4820-00-451-0646

Velocity Fuse

About this product

Poppet flow control device, inside spring bonnet type, threaded bonnet attachment method, disk loading method: spring.

Manufacturer part number 625B-4-4-27 for national stock number 4820004510646.

Datasheet

  • Product description

    Safety Relief Valve NSN 4820-00-451-0646.

  • MPN or Model

    625B-4-4-27

  • 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 Class
    3b all ends
  • Thread Direction
    Right-hand all ends
  • Flow Control Device
    Poppet
  • Bonnet Type
    Inside spring
  • Bonnet Attachment Method
    Threaded
  • Disk Loading Method
    Spring
  • Maximum Operating Temp
    180.0 degrees fahrenheit single response
  • Connection Style
    Gasket sea (boss) all ends
  • Valve Operation Method
    Automatic
  • Connection Type
    Threaded internal boss all ends
  • Features Provided
    Bonnet packing and pressure tight outlet side
  • Adjustable Pressure Range
    +115.0/+250.0 pounds per square inch
  • Maximum Operating Pressure
    3100.0 pounds per square inch single response
  • Thread Size
    0.437 inches all ends
  • Opening Pressure Setting
    200.0 pounds per square inch
  • Outside Diameter Tube Accommodated
    0.250 inches all ends
  • Material
    Aluminum alloy
  • Media For Which Designed
    Oil, hydraulic 2nd response
  • Surface Treatment
    Anodize
  • Style Designator
    Angle
  • Thread Series Designator
    Unjf all ends
More from these suppliers
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 4820004510646

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
625B-4-4-27 Parker-hannifin Corporation
625B4-4-27 Teledyne Industries Inc
625B4-4-3 Teledyne Industries Inc
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