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NSN 4820-00-289-4389

Velocity Fuse

About this product

0.375 inches 2nd end pipe size accommodated, disk flow control device, inside spring bonnet type, bonnet attachment method: integral.

Manufacturer part number 633XB-2-8-2 for national stock number 4820002894389.

Datasheet

  • Product description

    Safety Relief Valve NSN 4820-00-289-4389.

  • MPN or Model

    633XB-2-8-2

  • Schedule B
    8481.40.0000 (Safety or relief valves)
  • NMF (National Motor Freight)
    127220 - Pressure Reg/red/relief Valves NOI
  • Pipe Size Accommodated
    0.375 inches 2nd end
  • Thread Class
    3a 1st end
  • Thread Direction
    Right-hand 1st end
  • Flow Control Device
    Disk
  • Bonnet Type
    Inside spring
  • Bonnet Attachment Method
    Integral
  • Disk Loading Method
    Spring
  • Maximum Operating Temp
    180.0 degrees fahrenheit single response
  • Connection Style
    Plain (pipe) 2nd end
  • Valve Operation Method
    Automatic
  • Connection Type
    Threaded external tube 1st end
  • Features Provided
    Pressure tight outlet side
  • Thready Qty Per Inch (tpi)
    18 2nd end
  • Adjustable Pressure Range
    +10.0/+50.0 pounds per square inch
  • Maximum Operating Pressure
    450.0 pounds per square inch single response
  • Thread Size
    0.750 inches 1st end
  • Seat Angle
    45.0 degrees 1st end
  • Outside Diameter Tube Accommodated
    0.500 inches 1st end
  • Material
    Stainless steel flow control device
  • Media For Which Designed
    Water-oil-gas single response
  • Style Designator
    Angle
  • Thread Series Designator
    Unf 1st end
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 4820002894389

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
633XB-2-8-2 Curtiss-wright Flow Control
633XB-2-8-2 Parker-hannifin Corporation
633-2-8 Teledyne Industries Inc
633XB2-8-2 Teledyne Industries Inc
HL11251PC27 Teledyne Industries Inc
Stock Check
Availability for this item was last checked on 03/18/24. The quantities and conditions available at the time were:
  • SV: 1
  • NS: 6