National Stock Number
4820-00-526-4396
National Stock Number (NSN) 4820-00-526-4396, or NIIN 005264396, (valve,vacuum regulating) has an unknown assigned date. NIIN 005264396 was cancelled on March 2, 1992, with a cancelled status of "Item is Cancelled WITHOUT Replacement." There is no known replacement specified for this stock number. This NSN replaces 2 stock numbers: 1650004861868, 1650006947574.
There are no manufacturer part numbers associated to this NSN.
This part number has not been procured by the US Government in over 5 years.
This NSN is assigned to Item Name Code (INC) 27489. [A DEVICE DESIGNED TO REGULATE VACUUM WITHIN THE DESIRED OPERATING LIMITS. SEE ALSO VALVE, VACUUM BREAKING.]. There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 4820005264396 contains an unknown precious metal.
This information was last updated on Aug 01, 2025.