National Stock Number
5310-99-135-3703
National Stock Number (NSN) 5310-99-135-3703, or NIIN 991353703, (nut,self-locking,double hexagon) has an unknown assigned date. This NSN replaces 1 stock number, 5310004684602.
There are 3 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 3 suppliers. Today, 3 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, there are no suppliers that are deemed design controlled or valid supply parts. ISO Group has a strong supply network for this NSN, with 14 sources of supply.
This part number has been procured by the US Government within the last year, but shows no recent (last 90 days) procurement activity. There have been 15 contracts issued for this part number, with 15 awards given. There is moderate competition for this NSN. The US Government has awarded contracts to 8 different suppliers. The last contract numbers awarded were: SPE4A625PD877, SPE4A624V120A, SPE4A624V005Y, SPE4A624P4199, SPE4A621V777U. The total value of the awarded contracts has been US$ 16,979.77.
This NSN is somewhat common among different platforms, belonging to 4 different weapons systems.
There has been a small amount of 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) 05276. [A NUT HAVING 12 DRIVE POINTS AND 24 SIDES. THE BEARING SURFACE MAY BE WASHER FACED. AN INTEGRAL LOCKING FEATURE IS INCORPORATED IN THE DESIGN OF THE HEAD OR IN THE THREADS.].
This information was last updated on Aug 06, 2025.