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Worldwide distributor of NSN parts and consumables located in the USA.

Vacuum Breaking Valve

Model / MPN: 4900BX | NSN: 4820-01-390-4886
ITAR Registered seal

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.

Product Details
NATO Stock Number
4820-01-390-4886
Sold in multiples of
DEMIL
NO
First End Pipe Size Accommodated
0.500 inches
Second End Pipe Size Accommodated
0.500 inches
Face To Face Distance
1.625 inches
End Application
Cdf domestic hot water system, saint john shipbuilding ltd
4900BX Series Parts

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4900BX Cross Reference
  • 141-319