National Stock Number
5310-01-252-0481
National Stock Number (NSN) 5310-01-252-0481, or NIIN 012520481, (nut,self-locking,hexagon) was assigned March 29, 1987 in the Federal Logistics Information System (FLIS). NIIN 012520481 was cancelled on April 2, 1997, with a cancelled status of "Item is Cancelled as Duplicate." This NSN was replaced by NSN 5310002514503. This NSN does not replace any other NSNs.
There are no manufacturer part numbers associated to this NSN.
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.]. There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 5310012520481 contains an unknown precious metal.
This information was last updated on Aug 01, 2025.