National Stock Number
4320-01-187-5118
National Stock Number (NSN) 4320-01-187-5118, or NIIN 011875118, (valve assembly,hydr) was assigned August 23, 1984 in the Federal Logistics Information System (FLIS). NIIN 011875118 was cancelled on May 2, 2012, with a cancelled status of "Item is Cancelled as Duplicate." This NSN was replaced by NSN 4820002034861. This NSN does not replace any other NSNs.
There is only one manufacturer part number associated with this NSN. None of the associated part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by one supplier. Today, one supplier is listed as an Active supplier for this NSN. Of the active suppliers, only one supplier is deemed design controlled or valid supply parts.
This part number has not been procured by the US Government in over 5 years.
This NSN is fairly common among different weapons systems, belonging to 24 different platforms.
This NSN is assigned to Item Name Code (INC) 77777. This item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application. There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 4320011875118 contains an unknown precious metal.
This information was last updated on Jul 01, 2025.