National Stock Number
4820-01-479-9588
National Stock Number (NSN) 4820-01-479-9588, or NIIN 014799588, (hinge,swing check valve) was assigned November 2, 2000 in the Federal Logistics Information System (FLIS). NIIN 014799588 was cancelled on July 2, 2015, with a cancelled status of "Item is Cancelled - USE." This NSN was replaced by NSN 4820011666003. This NSN does not replace any other NSNs.
There are 4 manufacturer part numbers 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 somewhat common among different platforms, belonging to 2 different weapons systems.
There has been very little demand for this national stock number. The demand for this NSN originated from less than 5 countries. Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Aug 02, 2020, this NSN's acquisition method was noted as: Not established. Not established.
This NSN is assigned to Item Name Code (INC) 50065. [A PIVOTAL ITEM THAT SUPPORTS THE DISK, VALVE RELATIVE TO THE SEAT, VALVE.]. 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 4820014799588 does not contain precious metals.
This information was last updated on Jul 01, 2025.