National Stock Number
5310-00-264-6801
National Stock Number (NSN) 5310-00-264-6801, or NIIN 002646801, (nut,self-locking,hexagon) was assigned January 1, 1963 in the Federal Logistics Information System (FLIS). NIIN 002646801 was cancelled on June 2, 2012, with a cancelled status of "Item is Cancelled - USE." This NSN was replaced by NSN 5310000742328. This NSN replaces 2 stock numbers: 5310004911655, 5310005273813.
There are 2 manufacturer part numbers associated with this NSN. 2 of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 2 suppliers. 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 assigned to Item Name Code (INC) 05277. [A NUT HAVING A FLAT BOTTOM AND 6 SIDES. AN INTEGRAL FEATURE IS INCORPORATED FOR LOCKING ON THE THREADS OF A MATING MEMBER. EXCLUDES:NUT (1), SELF-LOCKING, CAP.]. 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 5310002646801 contains an unknown precious metal.
This information was last updated on Aug 01, 2025.