National Stock Number
5310-01-558-6538
National Stock Number (NSN) 5310-01-558-6538, or NIIN 015586538, (nut,self-locking,hexagon) was assigned November 16, 2007 in the Federal Logistics Information System (FLIS). NIIN 015586538 was cancelled on June 2, 2012, with a cancelled status of "Item is Cancelled - USE." This NSN was replaced by NSN 4320219124139. This NSN does not replace any other NSNs.
There are 2 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 2 suppliers. Today, there are no suppliers listed as an Active supplier for this NSN. Of the active suppliers, there are no suppliers that are deemed design controlled or valid supply parts.
This part number has not been procured by the US Government in over 5 years.
There has been very little demand for this national stock number. The demand for this NSN originated from less than 5 countries.
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 5310015586538 does not contain precious metals.
This information was last updated on Jul 01, 2025.