National Stock Number
5331-01-596-8731
National Stock Number (NSN) 5331-01-596-8731, or NIIN 015968731, (o-ring assortment) was assigned May 25, 2011 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. 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. ISO Group has several sources of supply for 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) 53380. [TWO OR MORE SIZES AND/OR TYPES OF O-RINGS GROUPED TOGETHER IN A SINGLE PACKAGE AND INTENDED FOR INDIVIDUAL REPEATED REPLACEMENT AND/OR GENERAL USE. SEE ALSO O-RING SET. EXCLUDES:GASKET ASSORTMENT.]. 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 5331015968731 does not contain precious metals.
This information was last updated on Jul 01, 2025.