1-321-802-5889

NSN 4820-01-371-5018

Vacuum Breaking Valve

About this product

Bronze body material, threaded internal pipe first end connection type, plain first end style designator, first end pipe size accommodated: 0.500 inches.

Manufacturer part number 1/2 800MQT for national stock number 4820013715018.

Datasheet

  • Product description

    Vacuum Breaking Valve NSN 4820-01-371-5018.

  • MPN or Model

    1/2 800MQT

  • Schedule B
    8481.80.9050 (Other taps, cocks, valves, etc., nesoi)
  • Body Material
    Bronze
  • First End Connection Type
    Threaded internal pipe
  • First End Style Designator
    Plain
  • First End Pipe Size Accommodated
    0.500 inches
  • First End Thread Class
    2b
  • First End Thread Direction
    Right-hand
  • Second End Relationship With First End
    Not identical
  • Second End Connection Type
    Threaded external pipe
  • Second End Style Designator
    Plain
  • Second End Pipe Size Accommodated
    0.500 inches
  • Second End Thread Class
    3a
  • Second End Thread Direction
    Right-hand
  • Seat Material
    Bronze
  • Flow Control Device
    Disk, flat
  • Flow Control Device Material
    Rubber
  • End Connection Quantity
    2
  • Tempurature Adjustability
    Not adjustable
  • First End Thread Series Designator
    Npt
  • First End Thread Size
    0.500 inches
  • Second End Thread Size
    0.500 inches
  • Second End Thread Series Designator
    Npt
Vacuum Breaking Valve

An item designed to automatically relieve vacuum, by the intake of air, when the internal pressure falls below atmospheric pressure. See also valve, vacuum regulating.

Mechanic Bill explains Vacuum Breaking Valve

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NSN 4820013715018

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Manufacturer Part Numbers and Alternates
MPN manufacturer part number Registrant or Supplier
1/2 800MQT Watts Regulator Co
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